TA 11

In the future, cities will be smarter and greener. Smart systems will help manage traffic and energy (1) ____.

• efficiently

• efficiency

• efficient

• efficientness

Many cities will focus on renewable energy sources (2) ____ solar and wind power.

• such as

• such

• for example

• for instance

Transportation will change, with more people using electric cars and public transport to reduce (3) ____.

• gas

• pollution

• waste

• smoke

Living in future cities will require people to be more (4) ____ about the environment.

• careful

• careless

• care

• carefully

New technologies will also (5) ____ communication between people and governments.

• improved

• improving

• improves

• Improve

Some subjects like English, maths, science, or social studies are required, others …..… (6) …..…selected.

• can be

• must be

• will be

• have to

American teenagers ………. (7) ……… plan to go to college study hard to get good grades.

• which

• who

• whose

• what

They are highly motivated and very confident, and ….… (8) …..…responsibility for their learning.

• take

• takes

• taking

• to take

This community service counts towards the volunteer ..…. (9) …… that some schools require for university admission.

• efforts

• records

• actions

• hours

The main ………. (10) ………. of this period for most American teenagers is becoming independent, and they work hard both at school and outside school to achieve this goal.

• emotion

• pressure

• purpose

• decision