题目内容
—Look! That man looks like Mr.Brown.
—It ________ be him, for I know he is at home.
A.mustn’t????????????? ????????????? ????????????? B.can’t????????????? ????????????? ????????????? C.shouldn’t????????????? ????????????? ????????????? D.needn’t
【答案】
B
【解析】
试题分析:句意:看!那个人看起来布朗先生。-肯定不是他,因为我知道他在家里。must,can(could),may(maight) 可以表示猜测,must 表示肯定猜测,用于肯定句,肯定……,一定……;can’t,表示否定猜测,肯定不……,另外can(could),may(maight),表示可能性猜测,可能···。根据for I know he is at home,可知那人肯定不是布朗先生。故选B。
考点:考查情态动词辨析。
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