UNIT 10 CONSERVATION
I. Circle the word in which the letters b or p is silent.
1. plants cup crop cupboard
2. bad double doubt bright
3, psychology potato paper possible
4. fobbed crab club dumb
5. recipe special repeat receipt
6. combine problem lamb Dublin
7. pneumonia equipment explosion surprise
8. obey tomb table blade
9. program people psalm pipe
10. debt able football trouble
II. Complete the sentences with the correct form of the appropriable word in the box.
conserve erode eliminate circulate destroy
constant pollute defend endanger disappear
1. The world`s rain forests must be safe from_____________
2. Major steps are being taken to control the of beaches.
3. Water is necessary for hydropower stations.
4. People are doing harm to the environment.
5. The government has made no attempt to reduce soil ___________
6. He stressed the need to pass a law in nature`s`______________
7. Many species of plants and animals have been virtually
8. Trees, grasses, and other plant life play an important part in the natural of water.
9. Modern farming practice has led to the virtual _____________of this bird.
10. The giant panda is an species.
III. Rewrite these sentences. Instead of using `somebody/ people/ they` etc, write a passive sentence.
1. Someone introduced me to Dr Felix last year.
___________________________________________________________________
2. People are destroying large areas of `forest every day.
___________________________________________________________________
3. Somebody has bought the land next to our house.
___________________________________________________________________
4. `Somebody had already reported the accident before I phoned.
___________________________________________________________________
5. People were using the tennis court, so we couldn`t play.
___________________________________________________________________
6. You can buy videos like this one anywhere.
___________________________________________________________________
7. Somebody will tell you when you should go in to see the doctor.
___________________________________________________________________
8. Has anybody shown you what to do?
___________________________________________________________________
9. They should have finished the hotel by the time you arrive.
___________________________________________________________________
10. Someone has to write the history of the European Community one day.
___________________________________________________________________
11. Nobody told me that George was ill.
___________________________________________________________________
12. They have found an unexploded bomb in Herbert Square, and they are evacuating the area.
___________________________________________________________________
13. They are opening the case again because they`re not satisfied with the verdict.
___________________________________________________________________
14. People expect better results soon.
___________________________________________________________________
15. When is someone going to announce the results of the contest?
___________________________________________________________________
IV. Rewrite these sentences beginning with the words provided.
1. The manager always welcomes new employees.
New employees ______________________________________________________
2. Janet`s colleagues gave her a present when she retired.
Janet ______________________________________________________________
3. Thomas Edison invented the phonograph in 1877.
The phonograph ______________________________________________________
4. Stephen Court has just invented an armchair which can
An armchair _________________________________________________________
5. Where will your company send you next year?
Where will you _______________________________________________________
6. During the recession, the firm was making people redundant
During the recession, people ____________________________________________
7. Had a special messenger delivered the package before you.
Had the package _____________________________________________________
8. The students usually hold the concerts at the university.
The concerts _________________________________________________________
9. The scientists are studying the problem carefully.
The problem _________________________________________________________
10. The police found two children in the forest.
Two children ________________________________________________________

V. Choose the correct form of the verbs. .
The world`s oceans are so vast that they (1) can cope/ can be coped with the present levels of population. However, little (2) is knowing/ is known about the long-term effects of such slow poisoning. The most `serious problem modern times is that man (3) is destroying/ is being destroyed the earth’s natural resources and transforming huge areas into wasteland. As a result. (4) is becoming/ is become extremely difficult to grow enough to feed the world`s rapidly increasing population. A way of protecting all the wildlife the earth must also (5) being found/ be found as many species (6) have been/ are in `anger of disappearing completely from the face of the earth. The dangers, ever (7) do not confine/ are not confined solely to the land and sea. The smoke in the atmosphere, for example, (8) is increasing/ has been increased so much that the amount of sunlight (9) has reduced/ has b-reduced in many cities. Man`s whole environment (10) is changing/ is being changed in a serious way.
VI.