GRE阅读难句分析：分词作状语
<p> 新<span word="GRE">GRE</span>阅读难点之分词作状语结构</p><p> <span word="GRE">GRE</span>阅读文章中分词通常有现在分词和过去分词两种，他们在文中，不仅可以作为形用词，而且还能像副词短语那样，说明动词或表达某个整句要表达的概念。</p><p> 例如：<span word="Then">Then</span>， <span word="having">having</span> <span word="ensured">ensured</span> <span word="that">that</span> <span word="their">their</span> <span word="species">species</span> <span word="will">will</span> <span word="survive">survive</span>， <span word="the">the</span> <span word="shrimp">shrimp</span> <span word="die">die</span> <span word="as">as</span> <span word="the">the</span> <span word="last">last</span> <span word="of">of</span> <span word="the">the</span> <span word="water">water</span> <span word="evaporates">evaporates</span>.</p><p> 然后，在确保其物种能生存下去之后，虾子就会随着最后一点水蒸发掉而死去。</p><p> 这个句子的<span word="having">having</span> <span word="ensured">ensured</span> <span word="that">that</span> <span word="their">their</span> <span word="species">species</span> <span word="will">will</span> <span word="survive">survive</span>相当于<span word="when">when</span>或者是<span word="after">after</span>，即分词短语可以用来做表示时间的状语部分。</p><p> 又如：<span word="Used">Used</span> <span word="economically">economically</span>， <span word="one">one</span> <span word="bottle">bottle</span> <span word="of">of</span> <span word="kerosene">kerosene</span> <span word="will">will</span> <span word="last">last</span> <span word="for">for</span> <span word="at">at</span> <span word="least">least</span> <span word="one">one</span> <span word="month">month</span>.</p><p> 用的节省的话，一瓶煤油至少可以用一个月。这时的分词又可以用来表示条件和原因。</p><p> 再如：<span word="Granting">Granting</span> <span word="the">the</span> <span word="achievement">achievement</span> <span word="to">to</span> <span word="be">be</span> <span word="great">great</span>， <span word="there">there</span> <span word="is">is</span> <span word="still">still</span> <span word="something">something</span> <span word="to">to</span> <span word="be">be</span> <span word="desired">desired</span>.</p><p> 即使成就是巨大的，仍有一些有待改进的地方。这时可见分词短语在这里又可以表示让步。此外分词做状语还可以表示伴随等情况。</p><p> </p>
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