He managed to reach the summit of his career, but it was at the ________ of his health.
A.consumption
B.consequence
C.expense
D.evidence
网友回答
C解析考查名词。Consumption 消费，消耗 consequence后果 expense代价，evidence证据，at the expense of意为以……为代价句意为，他成功地到达了职业的顶峰，但是那是以他的健康为代价的。