1. Besides the electric bulb, Thomas Edison made the earliest motion picture machine.

Clouds can be classified into family groupings according to their height and shape.

It will be necessary for the doctor to widen the pupils of your eyes with some drops in order to examine them.

If you feel drowsy you should take a break from work and definitely not drive.

Landslides have cut off many villages in remote areas.

How many countries took part in the last Olympic Games?

The government needs contributions from individuals and organizations to eradicate illiteracy.

The sensation of thirst is based on the concentration of salt in the blood.

The diatoms are very minute plants which occur wherever there is moisture and light

He resigned from the firm because promotions were few and far between.

it was considerate of you not to play the piano while I was having a sleep.

The number of unemployed people in our country is increasing rapidly.

Smoking is prohibited in many university classrooms in the United States.

We see her from time to time.

The boy was rushed to hospital after he ingested some buttons.

This round is the most demanding in the competition, so you must prepare well.

Such appliances as toasters, vacuum cleaners and dishwashers make life easier.

Before the 18^th century, epidemics from unsanitary conditions used to wipe out entire towns.

Currently, the uses of computer-based technology in factories and offices are extensive.

During the earthquake, a lot of buildings collapsed, which killed thousands of people.

The removal of cataracts in the eyes by laser has become a common procedure.

He was so happy that he kept grinning all the time.

Derived from opium, morphine is used by doctors to relieve pain

They say the government is subsidizing some health services.

I get to work at nine o’clock on the dot every day. I try to be punctual.

The repeated commercials on TV distract many viewers from watching their favourite films.

“ No, you don’t have to accompany me to the field. I’m used to going there by myself.” Sally said to her sister.

What a lovely baby! She really resembles her mother.

The doctor has been asked to write an article about the consequences of alcohol consumption.

That young writer has conquered several writing competitions in California.

Fortunately, our work was finished as scheduled.

Whenever I am depressed, I listen to music or go shopping with some of my friends.

This is the best treatment we can give her for the time being.

Little John is having an eating disorder.

Could you lend me some money to tide me over to the end of the month?

Many scientists agree that global warming poses great threats to all species on Earth.

For centuries people made up stories about dragons.

The children are susceptible to flu at this time of year.

Clusters of special cells in the pancreas manufacture insulin.

After the drops were placed in the patient's eyes, his pupils became dilated.

It was no surprise when we were told that our grandfather had passed away.

She had rows with her neighbor yesterday.

Because of the bad weather, our train was delayed for two hours.

Moving to a big city brought about many changes in my life.

I want to buy a printer but I'm afraid it's bulky.

These factories were ugly buildings with high chimneys pouring out black smoke.

It is not likely that John will come this week.

Mr. Smith, the great plan robber, has been caught in Montine.

I went to the airport to see him off.

That student is discourteous, he grumbles no matter how one tries to please him.

I am very upset to hear about your accident.

The man was staring at me furiously.

A thorough medical examination and a full dental checkup are advised before leaving the UK.

The Council threatened to cut off the water and electricity.

Practitioners of behavioral medicine admonish patients to be responsible for their own health.

Smoking is prohibited in these buildings.

The soldier had to accomplish his missions

Water in this river is contaminated by industrial waste.

My children promised not to play truant anymore.

Recently, there has been an explosion in the population of yellow- jackets.

She estimated that 100 persons would attend the reception for the Ambassador.

It's more economical to buy this car than that jet ski.

John Dewey loathed the idea that children should not participate in activities as part of their educational experience.

The person with a heart attack may start sweating, feel weak and be short of breath; however, there may be no symptoms at all.

In some countries, nuclear power produces up to two-thirds of the necessary electricity

You should store your data on Dropbox in case your computer collapses.

This technology has some drawbacks that need improving.

How many idioms have we studied in this book so far?

I tried to interrupt the two men, but they went on arguing anyway.

We’ve made a lot of progress with the plans, but we still have a long way to go.

Her hobby is collecting stamps from all over the world.

The food’s gone a bit cold. I think I’d better warm it up for you, dear. I hope you ‘ll enjoy it.

His new book has enjoyed a very good view from literary critics and readers.

The Ig Noel prize is awarded to good-for-nothing inventions.

If it rains tomorrow, the match will be postponed.

The Vietnamese people worship their ancestors.

Since I have been ill, my appetite has diminished.

What led you to leave your job and make this trip?

All at once the sky became dark and it started to rain.

The population of that country is expected to change from 2010 to 2050.

He promised not to tell lies to me anymore.

My mom is always bad-tempered when I leave my room untidy.

Elizabeth Blackwell founded an academy to train women physicians in 1868.

Scientists are convinced that the brain has the capacity to block out pain.

This device imitates the movements of the mockingbirds

Such problems as haste and inexperience are a universal feature of youth.

I felt very relieved when he stood up and walked out.

They seem to make the same mistakes over and over

People who have contagious diseases should be isolated from others.

What is the distinction between ducks and geese?

He died but his memory will always remain with us.

I was brought up in the country and I went to the little village school.

Punctuality is imperative in your new job.

Both a person’s heredity and his environment help to shape his character.

Marvin's doctor said he was obese and had to take immediate measures to correct the problem.

Please speak a little louder. I’m hard of hearing

We often praised his contributions to the hospital development.

He’s just arrived to find his wife in tears.

Biogas can be utilized for electricity production, cooking, space heating, water heating and process heating.

They were forced to postpone the trip

Stop all this fuss and get on with your work.

Although they hold similar political views, their religious beliefs present a striking contrast.

There is a very beautiful garden. Would you like to view it?

Before beginning classes, each student must fill out many forms.

Within a week on display at the exhibition, the painting was hailed as a masterpiece

The crew divided the life preservers among the twenty terrified passengers as the ship began to sink.

Did anyone acknowledge responsibility for the outbreak of the fire?

Gradually, she realized that he was telling her a lie

I am glad to hear about the young man’s good convalescence.

The results of the trip will be announced immediately.

The scientist examined the fossil closely to determine their age.

The unmanned U.S space probe Mariner 9 sent back over 7,000 photos of Mars.

The situation was more complex than we expected.

He died of pneumonia.

The day was bright and cool; moreover, it was sunny.

Birth rates vary greatly between developed countries, developing countries, and different ethnicities.

I think I’m coming down with the flu.

Please let me know right away when you hear the news.

He could barely stand up after completing the marathon, even though he won.

In some cases doctors are reluctant to prescribe morphine.

He gave me a ring yesterday morning

Efforts by the government to improve its work were hampered by lack of fund.

Overeating, an unhealthy diet, and lack of physical activity can lead to obesity

The monarchy was restored five years after the revolution

He attempted to walk on the fire

Beauty contests have declined in popularity since their peak in the 1960s

Could you send someone to have a look at my computer because nothing happens when I switch it on?

Both a person’s heredity and his environment help to shape his character.

Don’t be concerned about your mother’s illness; she will recover soon

The air is naturally contaminated by foreign matter such as plant pollens and dust

The lifeboat was launched at once to rescue the four fishermen.

The death rate from breast cancer in women fell during the 90s.

Thirty minutes after the accident, the captain still refused to abandon the burning ship

The Wilsons were optimistic that their son would be able to leave the hospital for Christmas.

Some people prefer artificial plants to real ones for home decoration

He said he knew the way, yet we soon got lost.

The house obviously hasn’t been decorated for years

The explosion was due to leaking gas.

Six out of seven Ancient Wonders did not survive to this present day.

Many doctors are still general practitioners, but the tendency is toward specialization in medicine.

We tried to get in touch with him.

He had a nightmare last night

I’d like to have this skirt lengthened

Some of the regulations seemed too severe.

The fundamental reason for his illness has never been discovered.

The burglar crept very quietly along the corridor, trying not to wake anybody.

It went straight up into the sky and disappeared

Derived from opium, morphine is used by doctors to relieve pain

Currently, the uses of computer-based technology in factories and offices are extensive