阿摩線上測驗
23. Your parents _____ mountain climbing on weekends, aren’t they?
(A) are used to go
(B) used to go
(C) are used to going
(D) aren’t used to going
答案：登入後查看
統計： A(216), B(128), C(350), D(11), E(0) #2298661
統計： A(216), B(128), C(350), D(11), E(0) #2298661
