阿摩線上測驗
2. Our teacher demanded that the classroom______ clean and tidy all the time.
(A) be kept
(B) was kept
(C) keep
(D) was kept
答案：登入後查看
統計： A(333), B(34), C(49), D(11), E(0) #1664138
統計： A(333), B(34), C(49), D(11), E(0) #1664138
