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1、Grammarrevision过去分词省略虚拟语气1.作定语2.作表语4.作状语3.作宾补过去分词过去分词作状语过去分词作状语，修饰谓语，大多说明动作发生的背景或情景，表示时间、条件、原因、让步、伴随情况等。一般说来，这一结构的逻辑主语是主句的主语。a、表示时间Seenfromthespace,theearthlooksblue.=Whenitisseenfromspace,theearthlooksblue.b、表示条件Keptinrefrigerator,thesevegetableswillremainfresh.=Iftheyar
2、ekeptinrefrigerator,thesevegetableswillremainfresh.c、表示原因d、表示伴随情况e、表示让步Deeplymovedbythestory,thechildrenbegantocry.=Astheyweredeeplymoved,thechildrenbegantocry.Shewalkedoutofthehouse,followedbyherlittledaughter.=Shewalkedoutofthehouse,andwasfollowedbyherlittledaughter.Bea
3、tenbytheenemy,herefusedtoletoutthesecret.=Althoughhewasbeatenbytheenemy,herefusedtoletoutthesecret.Example:Unitedwestand,dividedwefall.=Ifweareunited,wewillstand,butifwearedivided,wewillfall.1.Askedwhathadhappened,hetoldusaboutit.2.Wellknownforhisexpertadvice,hereceivedma
4、nyinvitationstogivelectures.=Whenhewasaskedwhathadhappened,hetoldusaboutit.=Becausehewaswellknownforhisexpertadvice,hereceivedmanyinvitationstogivelectures.3.Givenmoretime,wewouldbeabletodotheworkmuchbetter.4.OncetranslatedintoChinese,thebookbecameverypopularamongChineset
5、eenagers.=Ifweweregivenmoretime,wewouldbeabletodotheworkmuchbetter.=OnceitwastranslatedintoChinese,thebookbecameverypopularamongChineseteenagers.5.Deeplyinterestedinmedicine,shedecidedtobecomeadoctor.6.Leftaloneathome,Samdidnotfeelafraidatall.=Asshewasdeeplyinterestedinme
6、dicine,shedecidedtobecomeadoctor.=Althoughhewasleftaloneathome,Samdidnotfeelafraidatall.CompleteeachsentenceusingthePastParticipleoftherightverb:build,frighten,trap,follow,shoot,see,examine__________bynoisesinthenight,thegirlnolongerdaredtosleepinherroom.2.Theladyreturned
7、home,_______bytwopolicemen.3.Afterhavingbeen__________carefully,theroomwaslockedagain.4.______in1949,theexhibitionhallisover50yearsold.5._____fromadistance,theOperaHouselookslikeshipsails.6.If_____inaburningbuilding,youshouldsendforhelp.7.Although_______intheleg,hecontinu
8、edfiringatthepolice.FrightenedfollowedexaminedBuiltSeentrappedshot过去分词1.作状语___inthought,healmost
