The author thinks that ______.
A. we should have enough water if every large city purified and reused its water
B. even if we could purify and reuse the water, water shortage might still be a problem
C. most large cities in the world have succeeded in purifying and reusing their water
D. purifying water is the only way to deal with the problem of water shortage
查看答案
质量链接口是质量问题的多发地带。()
A. 正确
B. 错误
In the passage, the sentence "Different parts of the state have different kinds of weather" means ______.
America is very big
B. Laredo is very hot
C. Texas is far from Alaska
D. Texas is very big
弗鲁姆的期望理论避免了马斯洛和赫茨伯格研究方法中某些简单化的缺陷，更切合现实情况。()
A. 正确
B. 错误
What is the main reason that we cannot use all of the earth's water？
A small amount of water is not for drinking.
B. Most of it has been polluted.
C. About 97 percent of it is seawater.
D. Fresh water is still enough for us.
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