题文
阅读理解。 Scientists(科学家) are trying to make
the deserts (沙漠) into good land again . They want to bring
water to the deserts , so people can live and grow food . They are learning a lot about the deserts . But
more and more of the earth is becoming desert all the time . Scientists may not be able to change the
deserts . Scientists think that people make deserts . People are doing bad things to the earth .
Some places on the earth don’t get very much rain . But they still don’t become desert . This is because some green plants are growing there . Small green plants and grass are very helpful to dry places . Plants
don’t let the hot sun make the earth even drier . Plants don’t let the wind blow the earth away . When a
little bit of rain falls , the plants hold the water . Without plants , the land can become a desert much more
easily .1. Why can the land become a desert ?
A. Some places don’t get very much rain
B. Plants don’t let the hot sun make the earth even drier .
C. People don’t keep the earth well
D. Scientists haven’t learnt enough about the deserts .
2. Scientists ______ to make the deserts into good land again .
A. carry water
B. grow food
C. do nothing
D. study a lot
3. Which is not true ?
A. The land never stops becoming deserts .
B. Scientists ask the people to live in the deserts and grow food there .
C. People do bad things to the earth .
D. scientists may not be able to change the deserts .
4. Why are green plants and grass helpful ?
A. They can hold the water .
B. They can stop the wind from blowing the earth away .
C. They can keep the earth wet .
D. All the above .
5. Which is the best title (题目) for the passage ?
A. The Desert Problem
B. People Make Deserts
C. Green Plants and Grass
D. The Desert , the Tree and the Water
题型：未知 难度：其他题型
答案
1-5 CDBDA
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解析
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考点
据考高分专家说，试题“阅读理解。 Scie.....”主要考查你对 [科教类阅读 ]考点的理解。
科教类阅读
科普类的阅读：
科普类的阅读理解包含介绍科学知识、社会知识的短文。阅读这类短文时，要以事实为中心进行思考，抓住事物的特征、用途、相互关系等。
如果是介绍社会现象的文章，要掌握所谈现象的内涵。
答题技巧：
1. 加强整体意识，把握文章的主要内容。在阅读的时候可给段落标上序号，并给重要的句子和
关键词做上记号，尤其是各段中心句，为答题提供更快捷更多的信息源。
2. 审清题干，发觉和把握试题中有效的提示性信息，确认命题的角度、阅读范围和答题方式。
3. 定位阅读，强化对应意识。同时要注意原文利用和自我加工相结合。
