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一道选择题27.4Jackhastogoonadiet,?A.hasn'theB.doesn'theC.hasheD.doeshe

题目详情
一道选择题27.4
Jack has to go on a diet,______ ?
A.hasn't he
B.doesn't he
C.has he
D.does he
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答案和解析
B.has是一般现在时,用does或doesn't,因为是肯定句,所以反义疑问句用否定,即doesn't