Choose the letter A, B, C or D to answer these following questions

People need to breathe. If they don’t breathe, they will die. But how clean is the air people breathe? If they breathe dirty air, they will have breathing problems. Plants and animals need fresh air too. A lot of the things in our lives create harmful gases and make the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.

Question: What is the impact of air pollution to the Earth?

A. TThe Earth will be exploded.

B. The Earth will get warmer.

C. People can’t live on the Earth. 

D. The Earth has no impact.

Choose the letter A, B, C or D to answer these following questions

People need to breathe. If they don’t breathe, they will die. But how clean is the air people breathe? If they breathe dirty air, they will have breathing problems. Plants and animals need fresh air too. A lot of the things in our lives create harmful gases and make the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.

Question: What is the other name of dirty air?

A. Polluting air

B. Pure air

C. Breathless air

D. Polluted air

Choose the letter A, B, C or D to answer these following questions

People need to breathe. If they don’t breathe, they will die. But how clean is the air people breathe? If they breathe dirty air, they will have breathing problems. Plants and animals need fresh air too. A lot of the things in our lives create harmful gases and make the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.

Question: What is the harm of people when they breathe dirty air?

A. They will suffer diseases related to breathing.

B. They have no problem.

C. The environment is polluted

D. Many animals and plants will die.

Choose the letter A, B, C or D to answer these following questions

People need to breathe. If they don’t breathe, they will die. But how clean is the air people breathe? If they breathe dirty air, they will have breathing problems. Plants and animals need fresh air too. A lot of the things in our lives create harmful gases and make the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.

Question: What will happen if people don’t breathe?

A. They will have troubles in breathing.

B. They can’t speak.

C. They will die.

D. They aren’t able to move

Choose the letter A, B, C or D to answer these following questions

People need to breathe. If they don’t breathe, they will die. But how clean is the air people breathe? If they breathe dirty air, they will have breathing problems. Plants and animals need fresh air too. A lot of the things in our lives create harmful gases and make the air dirty, like cars, motorbikes, and factories. Dirty air is called polluted air. Air pollution can also make our Earth warmer.

Question: Which factors create harmful gases?

A. Many things like water and air.

B. Vehicles and factories.

C. Plants and animals.

D. The sun and the moon.

I. Choose the correct word A, B, C or D for each gap to complete the following passage

Today many people int he world are leaving their small villages in the country ( 1 ) ......................... bid and noisy cities. This means that they are leaving the peaceful hills, mountains, fields ( 2 ) ................... rivers of the countryside of the busy world ( 3 ) ....................... streets, bulidings, traffic and crowds.

In many countries people come to live in towns and cities ( 4 ) ...................... they need work.After one or two factories have been built in or near a town, people come ( 5 ) ....................... work and soon an industrial area begins to grow. There ( 6 ) usually an area nearby where the factory workers ( 7 ) ........................ . The families of these workers need schools, hospitals and markets ( 8 ) ......................... more and more people come to live in the area to provide these services and so a city grows

1. A. with B. for C. in D. about

2. A. and B. or C. but D. so

3. A. on B. of C. for D. in

4. A. so B. and C. because D. although

5. A. to find B. find C. to do D. do

6. A. are B. were C. is D. was

7. A. work B. play C. visit D. live

8. A. beacuse B. but C. so D. however