阿摩線上測驗
19. I _______ your sister to dinner if I had known she was visiting you.
(A) invite
(B) invited
(C) had invited
(D) would have invited
答案：登入後查看
統計： A(0), B(16), C(6), D(246), E(0) #902846
統計： A(0), B(16), C(6), D(246), E(0) #902846
