Tom hasn’t come to work since last Friday. he have had an accident? A．Must B．Could C．Should D．Might 题目和参考答案——青夏教育精英家教网—

题目内容

Tom hasn’t come to work since last Friday. he have had an accident?

A．Must

B．Could

C．Should

D．Might

【答案】

【解析】

试题分析：考查情态动词，Must表示必须，Could表示可能，Should表示应该，Might表示可能，Could+完成式表示过去为实现的动作；Might+完成式表示过去，句子意思“汤姆自从上周五没来上班，是不是他可能出事了”，所以选B

考点：考查情态动词

点评：情态动词是个难点，表示推测时must语气最强。做题时需要注意表达什么意思，根据意思选出正确答案。

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