题型：选词填空（语篇） 题类：真题 难易度：普通
walk way without prevent easy |
Trees are useful in three important .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.trees, many animals could not live on the earth. It's not 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 aftera 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 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.
meaningless, fall down, available, turn down, comfortable, successful, invitation |
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