第1个回答 2010-01-05
楼主,给你正解,刚做过类似的题。
I have been palying basketball since I was young.本回答被提问者采纳
第2个回答 2010-01-05
Because I have been playing basketball since I was a kid.
我从小开始打篮球。
我觉得这里“学”用learn很奇怪,还是用play好了
第3个回答 2010-01-05
It is because I started to learn playing basketball when I was young.
第4个回答 2010-01-05
Because I started to learn to play basketball since my childhood.