He must do his homework now,________?(A) mustn't he(B) needn't he并说明理由

问题描述:

He must do his homework now,________?
(A) mustn't he
(B) needn't he
并说明理由

B.他有必要吗??

B
用反问的语气来表示肯定.

I agree with wswss11986.

A?与前面保持一致?不知道是对还是错....

A当陈述句部分有情态动词must时,反意疑问部分有四种情况 (1)must表示“必须、禁止“时,反意疑问部分要用must (mustn’t) .例 You mustn’t stop your car here,must you?你不能把车停在这地方,知道吗?(2)must表...