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Oil prices have risen by 32 percent since the start of the year, a record US $57

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Oil prices have risen by 32 percent since the start of the year, a record US $57

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

试题答案

答案:B

解析:

句意是:石油价格自从去年开始已增长了32%,在4月4日已创每桶57.65美元的记录。此处用现在分词表示石油价格增长的结果。having reached是现在分词的完成式,表示发生在石油价格增长之前,显然不对;to reach一般在句中要么作目的状语,要么与only连用作结果状语,表示出乎预料的结果。