完型填空B.doc

同学们,经过整理,题型分类模拟题有8篇完型填空。也就是40个词汇。希望大家认真看答案分析,尝试在仅仅分析填空部分就直接选出正确答案。
完型填空B
world is not only hungry; it is also thirsty for water. This may seem strange to you, since nearly 75% of the earth's surface is covered with water. But about 97% of this huge amount is seawater, 1 salt water. Man can only drink and use the other 3% of the fresh water es from rivers, lakes, underground, and other 2 .
And we can't even use all of that, because some of it is in the form of icebergs and glaciers. Even worse, some of it has been polluted.
However, as things stand today, this small amount of fresh water,which is constantly being replaced by rainfall, is still enough for us. But our need 3 water is increasing rapidly - almost day by day. We all have to learn how to stop wasting our previous water. One of the first steps we should 4 is to develop ways of reusing it.
Experiments have already been done in this 5 , but only on a small scale. The systems that have been worked out resemble those used in spacecraft.
请同学们在复****时,要浏览文章,了解一下文章大意,同时学****如何分析每个填空
(1)、
A:take
B:or
C:sources
D:for
E:case
答案:B C D A E
1空2个名词连接只能用连词or seawater, 1 salt water 答案B
2空 other 后只能+名词答案C
3空 need for need 是名词需要答案D
4空 should 后加动词原形答案A
5空 this +名词答案E
2、 Man can't go on increasing his number at the present rate. In the next 30 years man will face a period of crisis. 1 experts believe that there will