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问题: 要考试了!帮帮忙啊!英语题!

1.Nobody has the right to go there to have
dinner free,( )?
A.hasn't it
B.has it
C.haven't they
D.have they
2.Jack said Betty had always been interested in
geography,( )?
A.hadn't Betty
B.hadn't she
C.didn't Jack
D.didn't he
3.The unsold goods he brought home are
useless to me,( )?
A.aren't they
B.are they
C.did he
D.didn't he?
答案是D,D,A.帮我分析一下.(为什么错别的选项).

解答:

1 因为前边那个句子Nobody has the right to go there to have dinner free 是否定,所以后面要用肯定.
2 同样前一句是肯定 后用否定 had been +done 是过去完成时的形式,所以 疑问词 还要用did
3 同样前一句是肯定 后用否定 系动词是 are 所以提问也用
are