状语从句的简化.ppt

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1、李新斌状语从句de简化1．以after和before引导的状语从句的主语若与主句主语一致时，可用after和before与从句谓语动词的动名词(短语)形式构成介词短语作状语。Aftershesangthesong，shelefttherichman'shouse．(简化前)Aftersingingthesong，shelefttherichman'shouse．(简化后)2．以assoonas引导的状语从句的主语若与主句主语一致时，可用on十v-ing形式简化状语从句，此时的动词为非延续性动词。Dr．Bethuneb

2、egantooperateonthewoundedsoldiersassoonashearrivedatthevillage．(简化前)Dr．Bethunebegantooperateonthewoundedsoldiersonarrivingatthevillage．(简化后)3．时间状语从句和条件状语从句的主语和主句主语一致时，有时可简化为不定式作状语。Shestoppedwhenshesawherhusband.(简化前).Shestoppedtoseeherhusband．(简化后)Ifyouwanttoun

3、derstandthefarmers，youmustgotothecountryside．(简化前)Tounderstandthefarmers，youmustgotothecountryside．(简化后)4．结果状语从句和目的状语从句的主语与主句主语一致时，可以简化为不定式作状语；若两者主语不一致时，则应简化为不定式的复合结构作状语。Hewassotiedthathecouldn'tgoanyfurther．(简化前)Hewastootiedtogoanyfurther．(简化后)Icameheresothat

4、Icouldasksomequestions．(简化前)Icamehere(inorder)toasksomequestions．(简化后)5．以when，while引导的时间状语从句和以if引导的条件状语从句，如果从句主语和主句主语一致时，可简化为现在分词状语，表示谓语动作发生在该状语动作的进行过程之中。Whenheturnedontheradio，hefounditbroken．(简化前)Whenturningontheradio，hefounditbroken．(简化后)Whileshewaswalking

5、alongthestreet，shewashitbyacar．(简化前)Whilewalkingalongthestreet，shewashitbyacar．(简化后)6．原因状语从句的主语与主句主语一致时，可简化为分词短语作状语。Sinceldidn'tknowChinese，ItriedtospeaktoherinEnglish．(简化前)  NotknowingChinese，ItriedtospeaktoherinEnglish．(简化后)要注意的是，形容词短语也可用作表示原因的状语，用以代替原因状语从句，

6、放在句首、句末均可，但一般应加逗号。Ashewasthirstyandeagertogetalittlerest，hewentintothetea-house．(简化前)Thirstyandeagertogetalittlerest，hewentintothetea-house．(简化后)7．在时间、原因、条件等状语从句中，若从句和主句主语不一致时，可简化为分词复合结构作状语。有时也可简化为“with/without名词或代词十分词(短语)”形式作状语。Whenthefilmstartappeared,thechil

7、drengotexited．(简化前)Thefilmstartappearing，thechildrengotexited．(简化后)Ifalltheworkisdone,youcanhavearest．(简化前)Withalltheworkdone，youcanhavearest．(简化后)Nothingcanliveifthereisnoair．(简化前)Nothingcanlivewithoutair．(简化后)8．让步状语从句的主语与主句主语一致时，可简化为分词短语。作状语；不一致时，常简化为with

8、或inspiteof介词短语作状语。Althoughhefacedhisdeath，hedidn'tsayanythingbeforetheenemy．(简化前)Facingthedeath，hedidn'tsayanythingbeforetheenemy.(简化后)Althoughtherewasdanger，herush