B 是正确的.
Why not do sth
=Why don't you do sth?
所以如果选A,应该是don't you ask.
祝进步.
It is too difficult for you to answer.Why ____the teacher for help? A.don't ask B.not ask
It is too difficult for you to answer.Why ____the teacher for help? A.don't ask B.not ask
英语人气：349 ℃时间：2019-08-17 19:32:02
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