I bought this like bike ( ) a very good price.A.at B.for C.on D.in急,讲理由
问题描述：
I bought this like bike ( ) a very good price.
A.at B.for C.on D.in急,讲理由
答
A
at ...price 固定用法
答
at a price
以某个价钱
答
at
答
on
答
A