题目内容
13.-Susan,why are you still here?They are all ready to start.-I'm sorry,but I ___________ when to leave.( )
| A. | don't tell | B. | didn't tell | C. | wasn't told |
分析 --Susan,你为什么还在这里?他们都准备出发了.
--抱歉,但是没有人告诉我什么时候离开.
解答 答案:C.
首先根据语境推测答语的句意是"但是没有人告诉我什么时候离开.",判断句子中的谓语动词用一般过去时,主语I是动作tell的承受者,表示"被告知",所以用被动语态,一般过去时被动语态的构成是:主语+was/were+动词的过去分词,变否定句在be后面直接加not,故选C.
点评 本题考查时态和语态.每个时态都有标志词,熟记这些标志词是做题的关键.在没有时间状语的情况下可以根据语境来对时态做出判断.判断语态的关键则是观察主语是谓语动词的执行者还是承受者.
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