She can play basketball very well.不明白的再问哟,请及时采纳,多谢!
He is good at ball games,such as football and basketball.

Goodatplayingbasketball。英语(英语:English)是一种西日耳曼语支,最早被中世纪的英国使用,并因其广阔的殖民地而成为世界使用面积最广的语言。英国人的祖先盎格鲁部落是后来迁移到大不列颠岛地区的日耳曼部落之一,称为英格兰。
be good at /do well in (playing )basketball 。
He is good at basketball.(他) (擅长) (打篮球)。

She is good at playing basketball.She does well in playing basketball.She can play basketball very well.祝你学习进步,更上一层楼! (*^__^*)不明白的再问哟,请及时采纳,多谢。
汤姆擅长打篮球 Tom is good at playing basketball Tom does well in playing basketball 。

Jack is the highest boys in her class, he is very good at playing basketball 。
He is good at swimming,playing basketball and playing table tennis,he also often run after school。
David is good at playing basketball,这个其实蛮容易的,记住了,很多学生都会忘记的事,be good at后面要接动词的ing形式,希望对你有帮助 。