阿摩線上測驗
23. Can you imagine what the world would be like if there ______ no electricity?
(A) is
(B) was
(C) were
(D) will be
答案：登入後查看
統計： A(13), B(16), C(107), D(9), E(0) #2495172
統計： A(13), B(16), C(107), D(9), E(0) #2495172
