题目内容：

请阅读下面短文，根据短文内容，从方框内所给的选项中选出能填入空白处的最佳选项。

Now we can see that many people are cutting down the trees in the forests. The forests are getting smaller and smaller.1.Because they need wood and farmland. Some scientists say that there will never be any great forests in 20 or 30 years. 2.The answer will be terrible. 3. A lot of plants will die and animals will lose their home. 4.

It's our duty to protect the forests well. 5.Let's stop cutting down the trees and make the world greener and greener.

A.What will happen if the forests disappear?

B.So life will be hard for everyone.

C.Everyone should try his best to take care of the forests.

D.Why do people cut down many trees all the time?

E.There won't be enough rain, and the weather will get hot and dry.