Exercise 2:
We are all slowly destroying the earth. The sea and the rivers are (1)………… dirty to swim in. There is
so much smoke in the air that it is (2)………….. to live in many of the world’s cities. In one well- known city
example, (3)….. gases from cars pollute the air so much that traffic policemen have to (4)……… oxygen masks.
We have cut down (5)…..many trees that there are now vast areas of (6)……….. all over the world. As a (7)…..,
farmers in parts of Africa cannot grow enough to eat. In certain nations in Asia, there is too (8)…………rice.
Moreover, we do not take enough (9)………. of the countryside. Wild animals are quickly (10)…… For instance
, tigers are race in India now because we have killed too many for them to survice. However, it isn’t enough
simply to talk about the problem. We must act now before it is too late to do anything about it. Join us now. Save
the earth. This is too important to do. (Vast: rộng lớn )
1. A. very B. too C. much D. enough
2. A. enjoyable B. pleasant C. healthy D. unhealthy
3. A. poisonous B. serious C. bad D. smoke
4. A. take B. brigh C. wear D. carry
5. A. so B. much C. too D. enough
6. A. forests B. wasteland C. fields D. regions
7. A. fact B. matter C. problem D. result
8. A. little B. few C. much D. fewer
9. A. attention B.care C. time D. consideration
10. A. saved B.preserved C. running D. disappearing
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