It's rude to do sth中的rude为什么不用副词形式

It's rude to do sth中的rude为什么不用副词形式 It's polite/rude to sb to do sth怎么译 用is rude on sb to do sth造句 It's rude to eat or drink while walking on the street.这个句中的o It is rude to point_____people. it's rude to _____ your fingers to people. be rude about it还是be rude to it It's rude of you to shout ____the room. It's rude to make s____when you eat. It's rude to l____ at people who make mistakes. It's rude ___children to stare____strangers in the street. In France ,it's rude to say you are full