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Nowadays we can see that many people are cutting down the trees in the forests．A lot of rich land has become deserts．If we r  1  newspapers，we’ll learn that the forests on the earth are getting smaller all the time．People are cutting down large numbers of trees b  2  they need wood and farmland．Some scientists say that there will n  3  be any great forests in 20 or 30 years．

What will h  4  if the forests disappear? A lot of plants will die and animals will lose their home．In many places the new farmland will soon look like the old deserts．Crops will not grow there．There won’t be e  5  rain．and the weather will get hot and d  6  ．If the climate（气候）of the earth changes，life will be hard for everyone．Our living environment，will become w  7  ．More and more rich farmland will disappear．We will suffer（遭受）a lot from b  8  floods and droughts．

It’s our duty to p  9  the forests well．Everyone should try his best to make a contribution to taking care of the forests．Let’s s  10  cutting down the trees and make the world greener!