题目内容
Raising public awareness of the water problem is the first thing you can do toward its solution.
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Desalination is not necessary because the 3 % fresh water is enough for all humans and animals.
There is a high chance that people who have easy access to water do not think water is a problem.
创业是一个（ ）、开发产品、利用资源、制订和实施计划的循环往复的过程。
创业者是将（ ）从生产率较低的区域转移到生产率较（ ）的人，并认为创业者是经济活动过程中的代理人。
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