be good at to do还是be good at doing还是be goodat do

Question

如题所述

Answer 1

选择：
（B）
A•somebody be good at to do
B•somebody be good at doing
C•somebody be goodat do
解释：
此为一个固定搭配的词组，意思是：擅长于、善于（某人擅长于做某事）
造句：
I am good at painting.
He is good at writing.
Are you good at riding bike?

Answer 2

be good at doing
善于做本回答被提问者采纳

Answer 3

be good at doing 词组 擅长做某事

Answer 4

be good at doing sth词组 擅长做某事

Answer 5

be good at doing