basketball冠词

前面可加冠词a，例如：

1.There's a basketball practice every Friday evening.每星期五晚上有篮球训练。

2.Whoever heard of a basketball player who doesn't need to jump?有谁听说过篮球运动员不需要跳跃的吗？

3.He's got a basketball autographed by the whole team.他得到了一个有全体队员签名的篮球。