单选题
Observers commented that loss of independence was too high a(n) ______ to pay for peace.
A. cost B. expense C. expenditure D. price
A
B
C
D
【正确答案】
D
【答案解析】
cost：成本，费用，代价；expense：支出，费用，花费；expenditure：支出；price：价格，定价，代价(与pay连用)
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