by crashing against seashores

问题描述:

by crashing against seashores
Only by crashing against seashores,__________ sand away from some beaches and pile it up on other beaches.
A.do the waves take B.the waves take
C.take the waves D.takes the waves
为什么答案是A
1个回答 分类:英语 2014-11-12

问题解答:

我来补答
额……only 位于句首修饰从句要采用倒装语序.
A答案,助动词do提前,do the waves take为倒装.
另外的例子:Only in this way can you come up with a solution to the problem.
                      (can you也是用了倒装形式)
       但是,only 修饰主语时,句子不倒装.
如:Only he knew how to solve the problem.
        只有他知道怎么解决问题.
 
 
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