南京2010二模If water becomes increasingly scarce in decades——wat

问题描述:

南京2010二模
If water becomes increasingly scarce in decades——water shortage will become a hot issue
A coming Bhaving come C to come D to be coming
为什么不选A?
1个回答 分类:英语 2014-10-19

问题解答:

我来补答
记住动词不定式表示将来或目的,反正未发生或非持续发生,而动名词表示已发生或持续发生,在这里这是一种假设,非发生所以用动词不定式.
 
 
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