问题补充:
Students slippers(拖鞋) when they are at school.
A. don’t allow to wear
B. don’t allow to put on
C. are not allowed to wear
D. are not allowed to put on
答案:
A. don’t allow to wear
B. don’t allow to put on
(答案→)C. are not allowed to wear
D. are not allowed to put on
解析:句意:当学生们在学校的时候,他们不被允许穿拖鞋。allow sb to do sth允许某人做某事sb be allowed to do sth某人被允许做某事。put on表示穿的动作,wear表示穿着的状态。故选C。