阿摩線上測驗
The children _____TV in the living room while their parents prepared dinner in the kitchen.
(A)have been watching
(B)were watching
(C)had watched
(D)watch
答案：登入後查看
統計： A(280), B(1761), C(205), D(94), E(0) #441798
統計： A(280), B(1761), C(205), D(94), E(0) #441798
