题目内容
He ________ sleep, although he tried to, when he got on such a hunt for an idea until he had caught it.
A.wouldn’t B.shouldn’t C.couldn’t D.mustn’t
【答案】
C
【解析】句意:当他寻找到他一直想找到的想法时,尽管他想睡,却不能睡着。表“能够”,用can/could。would “将,将要;愿意”;should“应该〔不问人称,表示义务,责任〕;大概是,有可能”;must“必须;必然要,一定”。
【考点定位】考查情态动词的用法。
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