---- Is Ann knocking at the door?--- No, it ______ be Ann. She has gone to Beijing. A.can’tB.mustn’t

题目简介

---- Is Ann knocking at the door?--- No, it ______ be Ann. She has gone to Beijing. A.can’tB.mustn’t

题目详情

---- Is Ann knocking at the door?
--- No, it ______ be Ann. She has gone to Beijing.
A.can’tB.mustn’tC.needn’tD.may not
题型:单选题难度:中档来源:不详

答案

A
本题表示的为情态动词表示推测的语气,根据后一句的描述,可知,本句所使用的是绝对否定的推测,因而用can’t,故选A

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