Question

【题目】It is a golden rule in international trade that if you export nothing but raw materials, you're at the ________ of world prices.

A. risk B. expense C. mercy D. cost

Answer 1

【答案】C

【解析】句意：这是国际贸易中的一个黄金法则，如果你只出口原材料，你就受到世界价格的摆布了。at the mercy of“任……摆布，在……前毫无办法”，故选C项。