Look, think and complete the text with your own ideas using these words and word combinations: useful, colourful, fresh air, clean, oxygen, to give, to cut down, should/ shouldn't , protect, to help, to plant, to lose homes, bush, bushy, etc. Plants are good and useful for our life They make our world colourful. Trees are oxygen boxes for us. They clean the air and give us fresh air to breathe. We should plant a lot of trees. Humans can change the Planet Earthin both positive and negative ways. First, people can cut down millions of trees.

1) are made

2) are seen

3) is grown

4) is reported

5) are fed

6) is produced

7) are used

8) is visited

9) is situated

10) are kept

2

was created

was made

was built

was taken

was prepared

were made

was recognized 

was restored

3

1. This experiment (will be finished) in a week.

2. The play instructions (will be received) in an hour.

3. month.

4. The design of the building (will be completed) on Sunday.

5. The injured man (will be operated) on in an hour.

6. All the meetings (will be held) next week.

4

1) was cleaned;

2) are built

3) will be published;

4) are whitewashed;

5) is grown;

6) was not discovered,was discovered;

7) will be delivered;

8) are produced;

9) was used;

10) will be introduced

5

Airplane tickets will be brought in an hour.

2. This car was painted 3 hours ago.

3. Computers are used by all students of our school.

4. Where do they sell fresh milk?

5. When was the steam engine invented?

6. This ad will not be printed.

7. Paper is made of wood.

8. This church was built in the last century.

9. Who founded this museum?

6

1. with

2.by

3.by

4.with

5.by

6.with

7.by

8.by

9.by

10.by

The chances of the country’s … have never looked so remote. 2.

She felt so, as if there had been some strange … . 3. … had better

be slow, in order that it may be sure. 4. … like these will make the

devices more usable. 5. As the revolution proceeds an inevitable

class … is to happen. 6. I like people, but when people become

"customers" certain nasty … often take place. 7. The whole history

of knowledge can be represented by one single line of progress and

… . 8. Pure energy, in all its …, is absolutely unknown to man. 9.

The idea was largely discredited by Darwin's theory of …, first

published in 1859. 10. In the opening years of the French … the

two men in Europe who seemed omnipotent were Pitt and

Robespierre.