it is said that people are not ____jeans at such an important meeting

问题描述:

it is said that people are not ____jeans at such an important meeting
A.allow wearing B,be allowed wearing C.allowed to wear D.allow to wear 选什么,再说下原因,

答案:C
解析:be allowed to do sth 被允许做某事
翻译:据说人们在如此重要的会议上是不允许穿牛仔裤的.