My sister is good_____chinese A.at B.in C.on

问题描述:

My sister is good_____chinese A.at B.in C.on

A
be good at sth固定用法,指擅长某事

at
be good at 是“擅长于”的意思

A
有不明白的地方再问哟,祝你学习进步,更上一层楼! (*^__^*)

be good at

A
be good at 固定用法‘擅长于……

A.at