阿摩線上測驗
36.
(A) to which
(B) of which
(C) in which
(D) at which
答案：登入後查看
統計： A(70), B(68), C(35), D(14), E(0) #869927
統計： A(70), B(68), C(35), D(14), E(0) #869927
