複選題
32. I had difficulty coming up with interesting topics when _________ to converse with that beautiful
girl.
(A) tried
(B) trying
(C) I had tried
(D) I tried
(E) I trying
答案:登入後查看
統計: A(30), B(208), C(61), D(188), E(53) #713702
統計: A(30), B(208), C(61), D(188), E(53) #713702