we have to wear a uniform .( ) A haven't we B don't we C haven't you D don't you

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we have to wear a uniform .( ) A haven't we B don't we C haven't you D don't you
we have to wear a uniform .( ) A haven't we B don't we C haven't you D don't you

we have to wear a uniform .( ) A haven't we B don't we C haven't you D don't you
B
have这里是一个动词,用do