题目内容
------ They are quiet,aren’t they?
-----Yes, They are accustomed _______ at meals.
A.to talk B.to not talk C.to talking D.to not talking
D
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题目内容
------ They are quiet,aren’t they?
-----Yes, They are accustomed _______ at meals.
A.to talk B.to not talk C.to talking D.to not talking
D