Thevoyagesoftravelersbeforethe17thcenturyshowthattheywerenot____theseaeventhoughtheydidn'thavem

题目简介

Thevoyagesoftravelersbeforethe17thcenturyshowthattheywerenot____theseaeventhoughtheydidn'thavem

题目详情

 The voyages of travelers before the 17th century show that they were not ____ the sea even 
though they didn't have modern navigational aide.      
[      ]
A. at the expense of      
B. at the risk of     
C. in the way of      
D. at the mercy of
题型:单选题难度:中档来源:江苏月考题

答案

D

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