He must do his homework now,________?
(A) mustn't he
(B) needn't he
并说明理由
人气:153 ℃ 时间:2019-12-08 05:17:45
解答
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...
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