题目

根据短文内容，用方框中所给单词适当形式填空，使文章通顺，完整。（每空限填一词，每词限用一次） protect   control   without   cover  fresh   thick   die   for   reason  when Rain forests are forests in the hot parts of the world. It rains a lot and the ground is always wet, It's always dark and hot in rain forests. Rain forests 6% of the earths surface. They provide places to live thousands of plants and animals found nowhere else on Earth. There are lots of tall trees and other different kinds of plants. Thousands and thousands of animals live in rain forests. Many of them live in the trees over 30 meters from the ground. Rain forests are very important to us. They are the lungs of the earth. The plants in the forests help to make the air and cleaner. They also help to hold the water it rains and keep the water cycling. They play an important part in the climate. Rain forests also help to keep the beauty of nature. rain forests many beautiful plants and animals would out. Rain forests give us wood, food fruit, medicine, and many more useful things. We need rain forests for many . But now, rain forests are becoming smaller and smaller, so we should them 答案：【1】thick【2】cover【3】for【4】fresher【5】when【6】controlling【7】Without【8】die【9】reasons【10】protect

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