首字母填词（1） - 家长易论坛

Trees are useful in three important w____.The most important way is that they provide man with food , wood and other products. Trees provide food not only for man, but also for animals. W____ trees, many animals could not live on the earth. It’s not e____ for man to live on the earth, either.

The second important way is that trees give us shade(树荫). On a hot summer day, people are eager to have a rest under the shade of a tree after w____ a long way. You can imagine how important the shade of a tree is to man and animals.

The third important way is that trees help to p____ droughts and flood. However, in many parts of the world, man hasn’t realized it. He has cut trees down in large numbers. In the end, he finds that he has lost the best friends he had.

Our environment is getting w(76)________ than before. Now more and more people realize that we should do something to help the Earth. Here are the things we can do to help the Earth: We can recycle glass, metal and paper. We shouldn’t throw（77）t_________ in the garbage can（垃圾箱）! We can（78）w____________ instead of driving cars! We should try to（79）t_______ short showers and turn off all the（80）l_________ and the TV when we leave the room. All of these things will help the Earth.