Question

4．擅長做…．be good at．

Answer 1

分析 be good at

解答 答案：be good at．表示擅長用短語be good at，后加名詞代詞或者動(dòng)名詞，故答案是be good at．

點(diǎn)評(píng) be good at 后面要接名詞、動(dòng)名詞或名詞/動(dòng)名詞短語，
請(qǐng)看例句：

John is good at swimming and basketball
It is important that we try to be good at everything we do
I have a shrill voice．I'll never be good at singing．
I am good at chess，but not checkers．