Without a sure supply of water, fanning in that area remains at the ______ of th

游客2023-07-21  33

问题 Without a sure supply of water, fanning in that area remains at the ______ of the weather.

选项 A、disposal
B、risk
C、cost
D、mercy

答案 D

解析 名词辨析与搭配。at the mercy of任凭……的摆布,完全受……的支配;at(或in)sb’s disposal任某人处理,供某人使用:I had no time at my own disposal.我没有一点自由支配时间。at the risk of冒……的风险;at the cost of以……为代价
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