A 18.D 19.B 20.B 21.A 22.B 23.C 24.AIII/ PRONOUNCIATION

17.a 18.d 19.b 20.b 21.a 22.b 23.c 24.a

III/ PRONOUNCIATION: 25c 26.b 27 a 28. c

Listrning đđề 1 và 2

We are all destroying the Earth. The seas and rivers are too (17) _________ to swim in. There is so

much smoke in the air that it is (18) ________ to live in many of the world’s cities. In one well – know

city, for example, poisonous gases from cars (19)_______ the air so much that policemen have to wear

oxygen masks. We have cut (20) ________ so many trees that there are now vast areas of Wasteland all

over the world. As a result, farmers in parts of Africa can not (21) _______ enough to eat. In certain

countries in Asia there is so little rice. Moreover, we do not take enough care of the countryside. Wild

animals are (22) ________ disappearing. For instance, tigers are rare in India now because we have

killed too many for them to survive. However, it isn’t simple to talk (23) _______ the problem. We

must act now before it is too late to do anything about it, Join us now ! (24) ________ the Earth !