If water becomes increasingly scarce in decades ,water shortage will become a hot issue a

发布时间:2020-08-17 09:19:09

If water bees increasingly scarce in decades     ,water shortage will bee a hot issue all over the world.
A. ing
B. having e
C. to e
D. to be ing

网友回答

A. ing
B. having e
(答案→)C. to e
D. to be ing
解析:考查动词不定式作定语。动词不定式通常用来表示未发生的动作,本句是一个if引导的条件句,是对将来的一种假设,故应用不定式。in decades to e意为“在将来的几十年”。
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