There is nothing_____.A:to worryB:worriedC:to worry aboutD:worried about要有理由奥!

问题描述:

There is nothing_____.
A:to worry
B:worried
C:to worry about
D:worried about
要有理由奥!

C nothing to worry about 固定用法,无须担心

C:to worry about 常见的结构,基本的用法

C worry about 固定搭配‘担忧’,动词不定式作后置定语