— Why must I wear my school uniform, mom?
— Because you are a student. You are to wear your own clothes to school.
A. allowed
B. not allowed
C. allow
D. not allow
网友回答
A. allowed
(答案→)B. not allowed
C. allow
D. not allow
解析：sb be allow to do sth某人被允许做某事，被动形式；根据句意：妈妈，为什么我必须穿校服？因为你是学生。你不被允许穿你自己喜欢的衣服去学校。故选B.