Oil prices have risen________32 percent since last year,________a record $84.65
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Oil prices have risen________32 percent since last year,________a record $84.65 a barrel on Nov.9.A.by;reached | B.by;reaching | C.by;to reach | D.to;reaching |
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答案
B |
解析
试题分析:考察介词和分词做状语。第一空中的介词by表示程度,rise by 32 percent上升了百分之32;介词to表示程度;第二空的现在分词doing与句子主语oil price构成主动关系,在句中做结果状语,表示的是意料之中的结果。句意:自从去年以来,油价上升了百分之32,在11月9日达到了$84.65 a barrel。故B正确。 点评:当分词做状语的时候,如果构成分词的动词与句子的主语构成主动关系,就使用现在分词做状语;当二者构成被动关系,使用过去分词做状语。如果分词的动作发生在谓语动词之前,就使用分词的完成式。如果分词与句子的主语没有关系,可以使用状语从句或者独立主格结构。 |
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