9. ---They are quiet, aren’t they? --- Yes. They are accustomed ________ at meals.

11-04

摘要： 9. ---They are quiet, aren’t they?
--- Yes. They are accustomed ________ at meals.
A. to talk B. to not talking C. to talking D. to not talking
【答案】D

9. ---They are quiet, aren’t they?
--- Yes. They are accustomed ________ at meals.
A. to talk B. to not talking C. to talking D. to not talking
【答案】D
【解析】
【详解】考查非谓语动词。句意：——他们是安静的，不是吗？——是的，他们在吃饭的时候不习惯说话。be accustomed to doing sth。“习惯于做某事”，to是介词，后接动名词作宾语，根据句意，接动名词的否定式，not doing，故选D。