摘要： Oil prices have risen by 32 percent since the start of the year. a record US $57.65 a barrel on April 4. A.have reached B.reaching C.to reach D.to be reaching 答案 B 解析 本题考查现在分词短语作结果状语.从句意来分析.主句部分表示油价上涨了百分之三十二.逗号后面的内容为油价上涨后的结果.“达到--记录 .

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