题目内容
18.You if you had spoken the truth out.But you were as quiet as a mouse.( )A. | mustn't have been blamed | B. | shouldn't be blamed | ||
C. | wouldn't have been blamed | D. | couldn't be blamed |
分析 如果你把事实说出来你就不会被责备了.可你一句话也不说.
解答 答案:C 题干表达的是与事实相反的假设,要用虚拟;对过去的虚拟,主句中要用情态动词加完成时态来构成;mustn't不能用来构成虚拟.故选C.
点评 虚拟语气是表示与事实相反的假设,构成方式有:对现在或将来,条件句中用一般过去时态,主语用情态动词加动词原形;对过去,条件句中用过去完成时态,主语用情态动词加完成时态.学习时,要牢记构成方式.
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