Aunt Mary is crazy about shopping. She must be snapping up the bargains in the department store duri

题目简介

Aunt Mary is crazy about shopping. She must be snapping up the bargains in the department store duri

题目详情

Aunt Mary is crazy about shopping. She must be snapping up the bargains in the department store during such a sale,           ?
A.mustn’t she?B.isn’t sheC.needn’t sheD.doesn’t she
题型:单选题难度:中档来源:不详

答案

B
当must用来表示对现在的情况进行推测时,问句通常要根据must后面的动词采用相应的形式。Must后的动词时be,主语she是单数第三人称,故选B。

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