问题
They are quiet, aren’t they? —Yes. They are __________at meals.
A:used to talk
B:used not to talk
C:accustomed not to talking
D:accustomed to not talking
B:used not to talk
C:accustomed not to talking
D:accustomed to not talking
正确答案是：
同类题型
It is that Jack often cheats in exams ________ makes his teachers angry with him. [ ]
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We all feel it is Jack as well as his wifethat for their son’s bad performance at school.