Unit20～22同步精讲精析

1.I’m not good at basketball.我不擅长篮球。be good at意为“擅长……”,后可接名词或动名词作介词at的宾语。例]They are good at_________ A.play the piano B.to play the piano C.playing the piano分析与解答:play为动词,接在介词at后应用其动名词形式,故正确答案为C。迁移点拨]do well in也可表达“擅长……”这一意思,可与be good at互换。如:Jack does well in reading.杰克擅长阅读。