Theboymustbeintheclassroom,_______

发布时间:2020-07-09 11:39:24

The boy must be in the classroom,_________ he?













A.mustn't












B.needn't











C.hasn't











D.isn't

网友回答

D解析当反意疑问句的陈述部分的must表“推测”意义时,后跟动词的一般式,简短问句的谓语可接“无must的一般现在时的反意疑问句”构成.
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