The new discovery of oil is of great to this area's economy.A.performanceB.significanceC.satisf

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【题目】The new discovery of oil is of great ______ to this area's economy.
A.performance
B.significance
C.satisfaction
D.assumption

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【答案】B
【解析】A. performance表演；B. significance重要性；C. satisfaction满意；D. assumption设想。句意：石油的新发现对这个地区的经济有着重大意义。结合句意可知选B。