WorksheetsC1 Advanced (Reading, Part 1 - 3)
Total questions: 222
Worksheet time: 3hrs 5mins
Social-networking sites are a great way to keep in touch with people and _______________ new friends.
build
make
cause
design
However, by using them, we also unintentionally _____________ a lot about our personalities.
reveal
give
deliver
exhibit
Social-networking sites are increasingly being studied by psychologists to gain ______________ into people's personalities.
vision
insight
intuition
comprehension
After years of __________________ into how relationships in real life are formed, psychologists are finding that social-networking sites provide a rich source of useful date.
exploration
testing
trial
research
Most celebrities love publicity. In (a) words, they like to be at the centre of attention.
Living in the city means that we can enjoy many cultural events as well (a) take advantage of first-class sports facilities.
The cold, grey morning was far from welcoming and Janis pulled her coat tightly (a) .
The reality is that (a) uses jargon. It is essential part of the network of occupations and free-time activities which makes up society.
The reality is that everyone uses jargon. It is an essential part of the network of occupations and free-time activities which (a) up society.
All jobs have an element of jargon, which workers learn as (a) develop their expertise.
What's more, each society grouping has (a) own jargon. And this phenomenon turns out to be universal.
It is the jargon element which, in a job, can promote economy and precision of expression, and this helps make life easier (a) the workers.
When we have learned to use it well, jargon is something we can readily take pleasure in, (a) the subject is motorcycling, baseball or computers.
Jargon can add pace, variety and humour to speech. We enjoy showing off which stems (a) a fluent use of terminology, and we enjoy the in-jokes which a shared linguistic experience permits.
In fact, we are quick to criticise anyone who tries to be part of our group without (a) prepared to take on its jargon.
Throughout history we have wondered about the possibility (a) life beyond the Earth.
It is only in recent years, however, that advances in technology (a) revealed the existence of extrasolar planets (or exoplanets.
It is only in recent years, however, that advances in technology has revealed the existence of extrasolar planets (or exoplanets). (a) is to say, planets which orbit not our own Sun, but other stars in the universe.
So (a) , astronomers have identified a few thousand exoplanets, but believe that billions more exist.
Although many astronomers believe that a large number of planets in the universe are capable of supporting some kind of living organism, whether or not life has developed on any of them (a) not yet know.
An essential requirement for life is liquid water. (a) a planet is to have liquid water on its surface, its temperature must be neither too hot nor too cold.
An essential requirement for life is liquid water. If a planet is to have liquid water on its surface, its temperature must be (a) too hot nor too cold.
An essential requirement for life is liquid water. If a planet is to have liquid water on its surface, its temperature must be neither too hot nor too cold. However, (a) a planet, other than the Earth, has yet to be discovered.
A great (a) has been written about the origins of modern chess, and there is still considerable debate about the subject.
A great deal has been written about the origins of modern chess, and there is still considerable debate about the subject. (a) theory most widely accepted is that its earliest ancestor was Shaturanga, a game played in India from around AD 600.
(a) with modern chess, Shaturanga was played on a board with 64 squares. Pieces such as kings, queens and knights were able to move in different ways with the aim of capturing other pieces, and at the the end of the game, the opponent's king.
Unlike chess, Shaturanga was played by four people. In the form in (a) it is played today, chess appeared in southern Europe around the end of the fifteenth century.
Today, chess has become one of the world's (a) popular games.
Chess is played by millions of people both informally and in tournaments, and (a) number of people playing online is increasing with access to the Internet.
It is estimated that around one in five people have a sleep (a) of some kind, affecting their ability to get enough sleep. (ORDER)
In particular, people who are (a) - an increasing problem around the world - often suffer from sleeping difficulties. (WEIGH)
Most of the results of this lack of sleep are relatively minor, such as tiredness, irritability and (a) , and the effects are not long-lasting. (FORGET)
However, long-term sleep deprivation can have more serious consequences and can be (a) to physical and mental health. (HARM)
For example, it can result in high blood pressure and can affect a person's (a) , reducing their ability to think and respond quickly. (ALERT)
Recent (a) research has shown that people need seven to eight hours of sleep on average. (SCIENCE))
Recent scientific research has shown that people need seven to eight hours of sleep on average, although this figure is (a) on such factors as age and health.
For example for infants the (a) is much higher, about 16 hours a day, while older people tend to sleep less deeply and for a shorter time, often needing about the same amount of sleep as they do in late childhood. (REQUIRE)
But we won't become a nation of cyclists until we (a) two major barriers. (COME)
We all now know that cycling is (a) ; they have higher levels of fitness and they don't damage the environment. (BENEFIT)
First, exhaust fumes in (a) congested streets can be as harmful to the lungs as cigarette smoke. (HEAVY)
Perhaps more importantly, town planners must (a) that destinations for daily needs, such as schools, work and shopping, are within convenient cycling distance from home. (SURE)
Origami is the art of paper folding, the aim of _________________ is to make objects using folds and creases.
what
which
whose
how
Although other shapes are possible, in general, objects begin with a square sheet of paper _____________ sides may be different colours.
who
whose
who's
that
The origins of origami are not known for ______________. Some are of the opinion that it began in Japan, others that it originated in China, from where it was taken to Japan in the seventh century.
certain
definitely
conclusive
positive
Origami may also have developed independently in the West. What is _____________ is that it reached its greatest development in Japan.
admitted
final
clear
decided
Probably the most famous modern origami artist was Akira Yoshizawa, wo died in 2005. He pioneered origami as a creative art, as well as _______________ up with a symbolic method of representing paper folding.
coming
turning
ending
keeping
In all, he created more than 50,000 models, only a few hundred _______________ which were shown in his books.
with
in
by
of
Spain is a vast and varied country, and its people have few things in common (a) for their friendliness, sociability and hospitability.
Spaniards have a reputation for not letting work get in the way of enjoyment, and for spending as (a) time and energy as possible on their social lives.
While this may be a stereotypical view of Spanish life, it is true that many people organise their working hours (a) as to make the most of their free time.
Spaniards are sociable (a) that they like nothing better than spending time with friends and relatives.
Eating together is an important part of social life, and large groups often (a) up for dinner.
Spaniards are sociable in tat they like nothing better than spending time with friends and relatives. Not (a) , Spain is thought to have more restaurants per head of population than any other European country.
Access to a clean, reliable water supply is essential to our survival. Covering over 70 percent of the earth's surface, water is apparently (a) . (PLENTY)
But in fact, less than 1 percent of all the water on earth is accessible for human use in lakes, rivers and reservoirs. Renewed by rain and snowfall, this water supply is available to us by as a finite but (a) resource. (SUSTAIN)
It is thought that as many as 3.5 billion people could experience water (a) by 2025. A worldwide water management plan is vital. (SHORT)
Homework is an _______________ part of school life in most countries around the world.
ingrained
established
allowed
accustomed
However, there is still considerable debate among teachers about _______________ homework has a significant educational value.
if
that
whether
supposing
On the one side are those who ____________ that it takes too much time away from other more useful activities. On the other are those who see homework as reinforcing school lessons so that concepts will not be forgotten.
tell
describe
claim
inform
(a) is often neglected in this debate is the role of parental involvement and whether or not the child's home provides support for effective homework.
Parents in low-income families often don't have the time to make homework a priority or aren't able to afford a computer or additional books. ______________ money they have goes on the basic necessities of life - accommodation, food, clothing and heating.
Whichever
That
Whatever
Which
However, the _______________ that only middle-class parents support their children's education is quite obviously wrong.
fact
concept
idea
reason
Not all well-to-do parents give the support they should, and some parents living in the most impoverished circumstances _______________ find the time and energy to involve themselves in their children's homework.
imaginable
imagining
imagined
imagine
Seasonal affective disorder, or SAD, is a type of depression that follows the seasons, with most SAD sufferers ____________ symptoms during winter months.
confronting
addressing
experiencing
finding
SAD's (Seasonal affective disorder) symptoms include disturbed sleep and difficulty staying awake during the day. For many, SAD is a _______________ condition which causes some discomfort.
mild
weak
gentle
slight
For others, however, it is a serious illness which might (a) them from living a normal life.
SAD is a response to the _______________ of daylight hours and lack of sunlight in winter.
weakness
shortage
failure
shortening
SAD is mainly found _____________ people living in high latitudes. However, it is rare within 30 degrees of the Equator, where daylight hours are long and constant.
by
on
among
between
The relationship between reduced daylight and SAD is not ____________ understood.
visibly
highly
clearly
extremely
It is thought that it affects the brain's production of serotonin and melatonin, but precisely why depression is triggered by a fall _____________ the production of these hormones is unknown.
from
to
in
of
The most common treatment ____________ SAD is light therapy in which sufferers are exposed to a very bright light for up to four hours per day.
with
for
of
by
Arthur Conan Doyle, creator of the Sherlock Holmes stories, ____________ himself to be a rational man, a scientist even.
esteemed
viewed
regarded
believed
But in 1902, when he saw photographs of fairies taken in a garden ____________ , he thought he was setting scientific proof that these tiny creatures really existed.
venue
setting
background
surrounding
He published the photographs alongside an article he wrote, ___________ fairies as supernatural wonders.
calling
naming
attributing
acknowledging
When Arthur Conan Doyle saw photographs of fairies taken in a garden, he thought he was seeing scientific proof that these tiny creatures really existed. . It was not until 1939 that the two ladies who took the photos admitted these were ______________.
false
faulty
fake
fictional
They simply cut out pictures of fairies from a book and arranged them among flowers. The results are _______________ beautiful.
categorically
unavoidably
substantially
undeniably
But the simplicity of the trick undermines a basic principle of photography, that the camera cannot lie. But it can, and always could. Today we are used to computer software __________ us to rework our digital images.
letting
supporting
enabling
empowering
But the simplicity of the trick undermines a basic principle of photography, that the camera cannot lie. But it can, and always could. Today we are used to computer software enabling us to rework our digital images and it is a ____________ that photography ever had a true age of innocence. From the moment cameras began capturing reality, that reality was altered.
fanstasy
legend
dream
myth
Camille was _____________ disappointed when she only came third in the 800 metre race.
sharply
bitterly
fiercely
crossly
Cliff was ________________ moved by the sad story that his grandmother told him.
soundly
heavily
widely
deeply
The decision to build a new bridge across the river was _____________ controversial.
solidly
firmly
highly
strongly
The local newspaper played a _____________ important role in the campaign against poor air quality.
vitally
chiefly
completely
principally
Houses prices in the capital city are ________________ high.
vastly
hugely
extremely
greatly
Public transport in the region is _______________ subsidised by the government, so fares are low.
firmly
heavily
thickly
solidly
Advice on how to invest your savings is much more ____________ available than it used to be.
thoroughly
largely
widely
highly
Research suggests that regular exercise and a feeling of being happy are ____________ linked.
nearly
finely
exactly
closely
Young people in my region used to feel cut off from other young people, but this changed with the _____________ of social media.
design
issue
arrival
result
Environmental research shows that much more should be done to ___________ certain species in the local area which are regarded as endangered.
overcome
protect
expose
control
It's _____________ what the key is to achieving success in this type of business. No one seem to know.
unbelievable
unfair
unclear
undeniable
I took part in a very interesting psychological experiment. I was one of about 100 _____________ of various ages and backgrounds.
members
participants
players
entrants
My brother was on the ________________ of joining the police force, but then he changed his mind.
edge
border
line
point
Try to ______________ yourself as an athlete in an Olympic event.
suppose
picture
conceive
presume
Try to picture yourself as an athlete in an Olympic event. We can ____________ assume you'd want to win, and it that wasn't possible, ...
soundly
steadily
safely
strongly
We can safely assume you'd want to win, and, if that wasn't possible, you'd prefer to ___________ up second rather than third.
take
come
make
end
However, research ____________ that the reality may be different.
exposes
suggests
notifies
admits
In one study, volunteers assessed athletes' faces as they waited for their medals. In particular, they looked out for athletes with a 'Duchenne smile', which is thought to show happiness and is _________ by a raising of the mouth and a crinkling round the eyes.
characterised
featured
constituted
specified
Gold medal winners were rated as happiest, but those in second place seemed less happy than bronze medalists. Researchers also found that the _________ by which a medal was won or lost appeared important.
distance
area
size
limit
Researchers also found that the distance by which a medal was won or lost appeared important: silver medalists who _____________ lost out on gold were significantly less happy than those who only just beat the third-placed athlete.
tightly
finely
closely
narrowly
Do silver medallists____________ on how they might have won gold, whereas bronze medallists just feel lucky to win something
wonder
reflect
consider
evaluate
Pete forgot (a) he had left his keys and he took ages to find them.
We can't understand (a) the authorities are so unwilling to change their position.
Ahmed had problems with the internet connection, at (a) point he decided to stop working for the day.
No one expected Terry to win a race this year, but that is exactly (a) happened last weekend.
As a child, Alison collected sea shells many of (a) she still has at home.
I'm not sure (a) car that is, but it's been parked in the same place for over a week.
Helen has always been very good (a) solving problems.
Historically, the region has always been associated (a) rice growing.
Portugal is renowned (a) the quality and beauty of its tiles.
Local businesses were strongly opposed (a) the introduction of a new property tax.
My father will soon be eligible (a) a pension.
My band have received some negative reviews, so they're rather wary (a) journalists now.
Faiza was exposed (a) lots of different types of music as she was growing up.
It was very hard to make sense (a) what the caller to the radio programme was saying.
Fortunately, Suresh made a speedy recovery (a) his illness.
The coaches took great pride (a) the progress that the team made last year.
I have to keep an eye (a) my sister's flat while she's away.
We feel that the company has lost sight (a) its original objectives.
The security staff had to take the blame (a) the robbery at the shopping mall yesterday.
Latecomers aren't usually allowed in, but the staff made an exception (a) several people today because of the traffic problems.
Olaf has been put in charge (a) the new advertising campaign
Blue diamonds are the world's most expensive diamonds, with some valued (a) over 350 million US dollars.
Blue diamonds are the world's most expensive diamonds. However, no one knew (a) recently precisely where these rare stones came from.
Most diamonds are formed from pure carbon under extreme heat 150 to 200 kilometres underground, and (a) is thought that volcanic eruptions bring them to the earth's surface.
Research by scientists has revealed, however, that blue diamonds were probably formed somewhere (a) 600 and 800 kilometres down.
Research by scientists has revealed, however, that blue diamonds were probably formed somewhere between 600 and 800 kilometres down, in a part of the earth's interior known (a) the lower mantle.
These researchers analysed 46 blue diamonds, all of (a) contained minerals only found in the lower mantle.
These researchers analysed 46 blue diamonds, all of which contained minerals only found in the lower mantle. (a) only were these stones formed four times nearer the earth's core ...
Not only were these stones formed four times nearer the earth's core (a) normal diamonds, but they also contain an element called boron that is mostly found on the earth's surface.
What seems to have happened, (a) to the researchers, is that billions of years ago, rocks containing boron were carried down into the lower mantle by movements of the earth's tectonic plates, and were eventually returned to the surface by volcanic action.
Craig briefly (a) the discussion that had taken place. (SUMMARY)
Helen says she learnt Turkish through total (a) in the language. (IMMERSE)
One thing that attracts Rosie to physics is the (a) of the subject. (COMPLEX)
The economy is good and (a) prospects for young adults are improving. (EMPLOY)
The police are still trying to (a) the suspect. (IDENTITY)
Grace spoke (a) about her experience of travelling in Asia. (ENTHUSIASM)
In (a) terms, this isn't the best thing to eat, but it's very tasty. (NUTRITION)
The information in the study was mostly (a) . (ANECDOTE)
(a) , Jenkins was not selected for the national team. (CONTROVERSIAL)
Sven has a tendency to sound rather (a) when he speaks. (SARCASM)
Large areas of Chile, Argentina and Brazil have (a) been covered by forests of Araucaria, or monkey puzzle trees as they are often called. (HISTORY)
A valuable source of timber, fuel, resin and nuts for eating, the Araucaria has played a key role in the cultural and (a) development of local communities. (ECONOMY)
However, many of the forests are now (a) by logging and modern farming, and 5 out of the 19 species of Araucaria are endangered. (THREAT)
A recent study in the region found there had been two major forest (a) . (EXPAND)
Green's are the latest supermarket chain to announce that they're cutting (a) on plastic packaging.
When I was looking for a book in the library, I come (a) a fascinating study of population changes.
I thought Maisie did really well in the diving competition, bearing in (a) how young she is.
I would give you a lift, but I don't have a car at my (a) at the moment.
Javier always went to great (a) to make sure that Ana was included in all the family activities.
The construction of the new bridge was completed ahead of (a) , which, for a project that size, was unusual.
At a recent perforamance of the opera La Boheme, the singer playing the main male role began to _____________ problems with his voice and was unable to carry on.
stand
experience
support
bear
At a recent perforamance of the opera La Boheme, the singer playing the main male role began to experience problems with his voice and was unable to carry on. Fortunately, an audience member, Charles Castronovo, offered to stand in and the evening's performance was ___________.
preserved
rescued
maintained
secured
In fact, 'audience member' doesn't quite _________ justice to Castronovo.
give
put
do
make
In fact, 'audience member' doesn't quite do justice to Castronovo. He is a tenor of some ____________.
renown
position
mark
reputation
Castronovo sang from the side of the stage, which the normal singer acted. After the final act, Castronovo joined the cast on stage and received loud ____________ from the audience.
consent
regard
honour
applause
In fact, the occasion was so emotional that many tears were ___________ in the audience.
dropped
shed
cast
spilt
Such a turn of _________ is rare, but in 2004, the baritone Ian Vayne attended a production ....
events
matters
incidents
affairs
Such a turn of events is rare, but in 2004, the baritone Ian Vayne attended a production of the opera Carmen and ended up _______________ the role of Escamillo after the original singer suddenly fell ill in Act 1.
filling out
bringing about
taking over
covering up
More recently, a concert in London was saved by the last-minute substitution of Milly Forrest, the venue's cloakroom attendant. Milly was also, as it ____________, a trained soprano singer.
goes
occurs
appears
happens
They arrived at the lecture theatre early in (a) to get seats near the front.
As (a) as Schwartz was concerned, the issue had been dealt with in a satisfactory way.
Every (a) often, a new young athlete emerges who is far better than any of their peers.
Opportunities to travel like this are (a) and far between.
I've been a nurse for almost 30 years and I've pretty much seen everything. (a) you may be part of the happiest time of someone's life on one day, the next day you're helping patients through very tough experiences.
I've been a nurse for almost 30 years and I've pretty much seen everything. While you may be part of the happiest time of someone's life on one day, the next day you're helping patients through very tough experiences. Ups and downs are normal, (a) is shift work.
In a unit like ours, we alternate between day and night shifts. There tend to (a) fewer managers and office staff around at night, but my job stays the same.
The secret to making it through the night is sleeping well between shifts. There's (a) worse than being exhausted, but needing to be awake and alert at three in the morning.
You can't falter, because you're responsible (a) the lives of women and their babies.
I'm generally a good sleeper, whether it be at night or during the day, but if something goes wrong at work, it can be difficult. (a) long you've done the job, certain things can upset you.
(a) of wild animals, such as elephants, tigers and pandas, are everywhere in movies, books and toy stores. (REPRESENT)
But research suggests that this (a) may have a problematic effect. (POPULAR)
But research suggests that this popularity may have a problematic effect on public (a) of how much at risk these animals are in nature. (PERCEIVE)
In a survey carried out by French ecologists, people were asked which animals they considered most (a) . (CHARISMA)
In a survey carried out by French ecologists, people were asked which animals they considered most charismatic. The top ten were: lions, elephants, giraffes, leopards and others. (a) , the biggest fans of these animals knew very little about them. (IRONY)
The biggest fans of these animals knew very little about their (a) prospects - the sad truth being that many of them face possible extinction in the coming decades. (SURVIVE)
The researchers suggest that the widespread presence of these animals in popular culture makes people think their populations in the wild are strong, and this may lead to (a) . (COMPLACENT)
One of the researchers has said that 'companies using giraffes, cheetahs or polar bears for marketing may be contributing (a) to the false ideas that animal productions in the wild are secure and not in need of conservation. (INTENTION)
An obsession with achieving goals is a common ___________ of life in many parts of the world today.
feature
matter
point
character
From childhood, people are encouraged to ___________ goals, and then strive to achieve them.
lay
fit
set
mark
This means people accomplish things they wouldn't otherwise have managed, but such a narrow focus can _________ to problems.
result
lead
trigger
cause
One problem is that after reaching a goal, the (a) of achievement is often brief, and you're left unsure where to ....
One problem is that after reaching a goal, the sense of achievement is often brief, and you're left unsure where to direct the energy you've been using to _________ your goals.
pursuing
searching
persisting
aspiring
Another issue is that you're so used to pushing, often well beyond your ___________, that you don't recognise the need for recovery time.
margins
limits
borders
restrictions
Also, while you're so focused on one thing, other demands in life inevitably ____________up, and it's easy to lose sight of those aspects of life which replenish you - relationships, exercise and hobbies.
pile
climb
grow
rise
Also, while you're so focused on one thing, other demands in life inevitably pile up, and it's easy to lose (a) of those aspects of life which replenish you - relationships, exercise and hobbies.
What can be done? Besides allowing time to recover and ____________ neglected needs, it helps if you divide the process of achieving a goal into small steps and reward yourself each time you reach one.
respond
attend
engage
address
(a) pedestrian crossing buttons are installed at most traffic lights, many people ignore them, believing that ..
While pedestrian crossing buttons are installed at most traffic lights, many people ignore them, believing that pressing them (a) no difference. Are they right?
Traffic lights are controlled by computerised systems and vary considerably. (a) a rule, however, at a stand-alone pedestrian crossing away from a junction, pressing the button will turn the traffic lights red.
On the other hand, at most junctions and intersections, the system is set so the 'walk' button only functions between midnight and 7 a.m. In (a) words, for most of the day, the timing of the lights is fixed.
At all crossings, however, (a) the time of day or night, the button only ever needs to be pressed once.
Pressing it multiple times will not cause the 'walk' signal to appear any sooner - (a) if you think it might.
If you have a strong liking for uncomplicated, relaxing and acoustic music, the chances are you will be an extrovert. At least, this is what the (a) of research into the links between musical taste and personality suggest. (FIND))
Psychologists conducted worldwide online surveys with over 20,000 voluntary (a) of different ages and backgrounds. (PARTICIPATE)
Each volunteer completed a standard test that rates the five main components of personality - openness, extroversion, agreeableness, neuroticism and conscientiousness - and was asked to state their (a) from a selection of 25 pre-categorised musical excerpts. (PREFER)
The surveys showed that open personalities likes dynamic music, but were relatively (a) by slow, mellow music. (IMPRESS)
Perhaps (a) , agreeable people usually rated most music they listened to highly. (PREDICT)
Perhaps predictably, agreeable people usually rated most music they listened to highly, (a) of genre, while neurotics did the reverse. (REGARD)
Conscientiousness was the only trait which revealed no (a) with musical type. (CORRELATE)
In the early years of the 16th century, the first Europeans to travel to the Amazon region ______________ seeing widespread settlements, including cities and roads.
informed
announced
reported
notified
These accounts were subsequently _________________ as fantasies, however, and for centuries the region was considered a largely untouched wilderness.
declined
dismissed
denied
dispelled
In recent decades, however, deforestation has helped reveal evidence, mainly in the ____________ of large earthworks, of extensive ancient settlements.
form
model
pattern
feature
In one recent study of a ______________ remote part of the Amazon, researchers scoured satellite images and identified 81 ancient sites.
virtually
roughly
practically
relatively
In one study of a remote part of the Amazon, researchers scoured satellite images and identified 81 ancient sites, ____________ from single hamlets to large fortifies villages.
ranging
lining
covering
grading
The team also visited many sites and came _____________ fragments of ceramics and other traces of human presence.
over
about
across
through
These discoveries have added __________ to the idea that populations in the Amazon were much greater than once thought, and it is now estimated that as many as 10 million people lived there.
size
force
charge
weight
According to one expert, 'Diseases travelled faster than people, and populations were weakened by European diseases, like smallpox, even before Europeans ever _____________ foot in the area.'
left
set
put
step
Birds gain life skills in various ways. While some of what they know is innate, some is acquired by direct experience. Scientists in Australia have been exploring a third way: a type of social learning, in (a) individual birds learn from others rather than through direct experience.
Birds gain life skills in various ways. While some of what they know is innate, some is acquired by direct experience. Scientists in Australia have been exploring a third way: a type of social learning, in which individual birds learn from others (a) than through direct experience.
Like many wild animals, birds listen to the alarm calls of other species, (a) it possible for them to take advantage of many eyes looking out for danger.
Like many wild animals, birds listen to the alarm calls of other species, making it possible for them to take advantage of many eyes looking out (a) danger.
The Australian scientists have found that the fairy wren, a small songbird, can learn those unfamiliar calls, (a) the bird that made the call even being visible.
The researchers trained the song birds, (a) the absence of any predator, by broadcasting unfamiliar sounds together with the alarm calls of other fairy wrens and other bird species.
Initially, the fairy wrens didn't flee from the unfamiliar sounds. But after training, they usually (a) so.
The results show the rapid way learning can occur. One researcher says: "It's something that can come in handy, given (a) hard it can be to see predators and callers in many environments."
How do you stop yourself from doing an (a) amount of exercise? (EXCEED))
(a) , this is a question that doesn't worry too many of us. (ADMIT)
Health experts are often mocked for changing their advice (a) from one day to the next, but on one thing the message has been constant: the more exercise you do, the better. (DRAMA)
A major recent study, however, found that while those who exercised regularly felt better than those for whom the norm was (a) , people who regularly exercised for more than 90 minutes at a time .... (ACTIVE)
A major recent study, however, found that while those who exercised regularly felt better than those for whom the norm was inactivity, people who regularly exercised for more than 90 minutes at a time reported a (a) of their mental health. (WORSE)
Personal trainer Liam Shelby believes that exercise is just as important for our mental (a) as for our physical fitness. (BEING)
But he acknowledges there are people who 'don't know their limits and (a) it.' (DO)
Liam agrees that people can have an unhealthy (a) to exercise. 'Still, for the majority of people, the compelling issue is how to do more exercise, not less.' (ADDICT)
