問題詳情
12. Shoes ________ into the hall. You ________ your shoes before you enter.
(A) mustn’t wear; should be take off
(B) mustn’t be worn; should take off
(C) mustn’t be worn; should be taken off
(D) mustn’t wear; should taken off
參考答案
答案:B
難度:計算中-1
書單:沒有書單,新增
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