My mother bought a new skirt for me at a  & Wap版

试题详情及答案解析

My mother bought a new skirt for me at a yesterday.

A．pay	B．discount
C．cost	D．bargain

答案：B

试题分析：句意：我妈妈昨天以折扣价给我买了一条新裙子。A．pay工资、付款；B．at a discount折扣价；C．at cost成本价；前面不用冠词a; D．bargain讨价还价。综上可知选B。
考点：考查名词固定搭配的用法。