下载后可任意编辑高二英语必刷语法重要知识难点高二英语必刷语法重要知识点1Worriedaboutthejourney,Iwasunsettledforthefirstfewdays.Well-knownfortheirexpertise,hisparents’company…..Confusedbythenewsurroundings,Iwashitbythelackoffreshair.Exhausted,Islidintothebedandfellfastasleep.过去分词作状语：过去分词作状语时，说明动作发生的背景或情况，其等同于一个状语从句。vt过去分词作状语时与主句主语构成被动关系，表示被动和完成，vi过去分词表示状态或动作的完成。Heated,waterchangesintosteam.Theprofessorcamein,followedbyagroupofyoungpeople.1作原因状语，等于as/since/because引导从句Movedbywhatshesaid,wecouldn’thelpcrying.=(Aswearemovedbywhatshesaid…2作时间状语，等于when引导时间从句，假如分词表示的动作与谓语的动作同时发生，可在分词前加when/whil下载后可任意编辑e/until等使时间意义更明确。Whenheated,watercanbechangedintosteam.Seenfromthehill,theparklooksverybeautiful.=(Whentheparkisseenfromthehill…3作条件状语等于if/whether引导从句Givenmoreattention,thecabbagescouldhavegrownbetter.=(Iftheyhavebeengivenmoreattention….Comparedwithyou,westillhavealongwaytogo=(Ifwearecomparedwithyou4作方式或伴随状语Theactresscamein,followedbyherfans.Shesatbythewindow,lostinthought.5作让步状语Muchtired,hestillkeptonworking.=(Althoughhewastired,)he….6独立主格结构：当分词的逻辑主语不是主句主语时，分词可以有自己独立的逻辑主语，这种结构称为独立主格结构。常用来表示伴随情况。Theboyrushedintotheclassroom,hisfacecoveredwithsweat.Allthingsconsidered,yourarticleisofgreatvaluethanhers.下载后可任意编辑RewritewithproperconjunctionsExample:Unitedwestand,dividedwefall.Ifweareunited,wewillstand,butifwearedivided,wewillfall.1Askedwhathadhappened,hetoldusaboutit.→Whenhewasaskedwhathadhappened,…2Wellknownforhisexpertadvice,hereceivedmanyinvitationstogivelectures.→Becausehewaswellknownforhisexpertadvice,…3Givenmoretime,wewouldbeabletodotheworkmuchbetter.Ifweweregivenmoretime,4OncetranslatedintoChinese,thebookbecameverypopularamongChineseteenagers.OnceitwastranslatedintoChinese,5Deeplyinterestedinmedicine,shedecidedtobecomeadoctor.Becauseshewasdeeplyinterestedinmedicine,6Leftaloneathome,Samdidnotfeelafraidatall.Althoughhewasleftaloneathome,现在分词与过去分词作状语现在分词作状语时，与其逻辑主语之间是主动关系，;下载后可任意编辑而过去分词与其逻辑主语之间则表示被动关系。Seeingthesepictures,Icouldn’thelpthinkingofthosedayswhenIwasinBeijing.Seenfromthetopofathirty-storeyedbuilding,Beijinglooksmoremagnificent.(see)选择现在分词还是过去分词，关键看主句的主语。如分词的动作是主句的主语发出，分词就选用现在分词，反之就用过去分词。例如：Usedforalongtime,thebooklooksold.由于用了很长时间，这本书看上去很旧。Usingthebook,Ifindituseful.在使用的过程中，我发现这本书很有用注意:1.系表示主语所处的状态_____inthought,healmostranintothecarinfrontofhim.(lose)______inwhite,shelooksmorebeautiful.(dress)belostinbedressedinbeinterestedinbedevotedtobesupposedto?becaughtintherainbeseatedinbepreparedfor下载后可任意编辑bedeterminedto2.不与主语保持一致的固定结构generallyspeaking一般说来strictly/franklyspeaking严格地说/坦白地说judgingfrom从…推断allthingsconsidered从整体来看takingallthingsintoconsideration全面看来例如：Judgingfromhisface,hemustbeill.从他的脸色看，他一定是病了。Generallyspeaking,dogscanrunfasterthanpigs.总的来说，狗比猪跑得快。(speaking不是dogs的动作)Practice1.CompleteeachsentencesusingtheP.P.oftherightverb.buildfrightentrapfollowshootseeexamine1____...
