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2.People can recycle tires to make pipes and floor coverings.

Tires

3. They are going to take the survey test.

The survey test

4. They will ask you several questions.

You

5. John used to open the windows when it's hot.

The windows

6. Children should eat a lot of vegetables and fruit every day.

A lot of vegetables and fruit

7. People must not leave bicycles in the hall.

Bicycles

8. John will collect me at the airport.

I

9. Sally might not bring her camera to the party.

Sally's camera

10. They could not do anything to put out the fire.

Nothing

1. My father cleaned the room last night.

The room.........

2. Mary planted that tree yesterday.

That tree.............

3. We wrote those exercises last week.

Those exercises...........

4. I sent that letter two days ago.

That letter..........

5. They bought that house last year.

That house...........

6. They saw John near the platform two hours ago.

John............

4. People speak English in many countries.

English............

5. Nam often reads many books a week.

Many books............

6. They grow rice in tropical countries.

Rice..............