Nothing is more important than health, so it is unwise to build up our business
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Nothing is more important than health, so it is unwise to build up our business ________ our health.
A.at the mercy of
B.at the expense of
C.in face of
D.in relation to
试题答案
B
此题是词组辨析：at the mercy of 任由…支配，.at the expense of以…为代价 in face of面临 in relation to和…有关，根据句意：没有什么比健康重要，以健康为代价扩大生意是不明智的。所以选B。