题目内容
17.It's difficult for the villagers to cross the river.I think a bridge over it.( )A. | should build | B. | was built | C. | should be built |
分析 句意:村民们过这条河是很困难的.我认为河上应该被修建一座桥.
解答 答案:C 根据I think a bridge over it.可知:bridge是句子的主语,是动作的承受者,bridge和build构成被动关系,所以用被动态.本题又有情态动词should,情态动词的被动语态构成:主语+情态动词+be+及物动词的过去分词,故选:C.
点评 主要考查被动语态,当句子的主语是动作的承受者,应该用被动语态,本题考查的是情态动词的被动语态.
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