Dr. Wang has made much contribution to the theories of modem physics at the ______ of his health.

admin2012-01-05  41

问题 Dr. Wang has made much contribution to the theories of modem physics at the ______ of his health.

选项 A、cost
B、disposal
C、mercy
D、expenditure

答案A

解析 考查固定搭配。at the cost of“以……为代价”;at me disposal of“由……处置”;at the mercy of“任……摆布”;expenditure不与at搭配,expenditure of表示“……的消费,支出”。根据词义可知,应选A。
转载请注明原文地址:https://jikaoti.com/ti/8UqMFFFM
0

最新回复(0)