阿摩線上測驗
17. I have seen this movie twice already. How many times _______ shown in the city?
(A) has it been
(B) has it
(C) have it been
(D) had it been
答案：登入後查看
統計： A(102), B(6), C(13), D(20), E(0) #209677
統計： A(102), B(6), C(13), D(20), E(0) #209677
