27.It’s impolite for you the teahouse without goodbye to your friends. A.leaving.say B.leaving.to say C.to leave.saying D.to leave.to say 查看更多

 

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It's impolite for you ________ the teahouse without ________ goodbye to your friends.

A.leaving,say           B.to leave,saying         C.leaving,to say     D.to leave,to say

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