A ： Hi,Mike!What are you doing there ？

B ： Hi,Mary!I'm reading an article on the computer. 1 

A;That's bad. Why is that? 

B ：  2  As a result,forests in many areas have disappeared. 

A:That's too bad!3

B ：You're right.And  that  also brings problems to animals and plants.

A: 4

B ：Without forests,we human beings and animals would die out. 

A ： How terrible! 5

B ： That's true. Forests play an important part in the natural environment. Protecting forests is protecting ourselves.

A. I think cutting down trees will do great harm to human beings.

B. What will happen if there is no forest on the earth?

C. We must take measures to stop people from cutting down trees.

D. What should we do to protect the forests?

E. It says the number of the forest in the world is getting smaller and smaller.

F. Because millions of trees in the forest are being cutting down.

G. Forests can affect our environment greatly.

1.          2.          3.        

4.          5.        


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