the books in the bookstore near our school are always sold ___60%discount
问题描述：
the books in the bookstore near our school are always sold ___60%discount
the books in the bookstore near our school are always sold ___60% discount
A:at B;with c.on d:down
这题选什么?为什么?
答
B;with
sell with ...=以...的价格