There is a basketball the playground.A.on B.in C.atThere is a basketball __ the playground.A.on B.in C.at
问题描述：
There is a basketball the playground.A.on B.in C.at
There is a basketball __ the playground.
A.on B.in C.at
答
为你解答。
There is a basketball （A.on,在上面） the playground.
在操场上有个篮球。
答
A on 表示 在表面，与之接触，
in 表示在里面，不符合要求，
at 表示在小地方。例如arrive at
望采纳。
答
A
在操场上用ON
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