-They are quiet.aren’t they?? -Yes.They are accustomed at meals.? A.to talk B.to

—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

试题答案

　 D

　 be accustomed to 习惯于，to为介词，后接名词或动名词。由句意可知表示否定意义，故选D项。