— 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 |
推荐套卷
— 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 |