题目

题型：不详难度：来源：

The small grocer was at the ______ of the people he owed money to.

A．expense

B．cost

C．mercy

D．sight

答案

C

解析

at the mercy of“任凭……摆布，受……支配”；at the expense of“有……负担，以……为牺牲”；at the cost of “以……为代价”；at the sight of“一看到……就……”。