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1、高二英语必修四总知识点概括归纳高二英语必修四总知识点概括1Confusedbythenewsurroundings,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
2、，等于as/since/because引导从句Movedbywhatshesaid,wecouldnthelpcrying.=(Aswearemovedbywhatshesaid作时间状语，等于when引导时间从句，如果分词表示的动作与谓语的动作同时发生，可在分词前加when/while/until等使时间意义更明确。Whenheated,watercanbechangedintosteam.Seenfromthehill,theparklooksverybeautiful.=(Whentheparkisseenfromthehill作条件状语等于if/whether引导从句Givenmore
3、attention,thecabbagescouldhavegrownbetter.=(Iftheyhavebeengivenmoreattention.Theactresscamein,followedbyherfans.Shesatbythewindow,lostinthought.作让步状语Muchtired,hestillkeptonworking.=(Althoughhewastired,)he.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,hisfa
4、cecoveredwithsweat.Allthingsconsidered,yourarticleisofgreatvaluethanhers.RewritewithproperconjunctionsExample:Unitedwestand,dividedwefall.Ifweareunited,wewillstand,butifwearedivided,wewillfall.1Askedwhathadhappened,hetoldusaboutit.Whenhewasaskedwhathadhappened,Wellknownforhisexpertadvice,hereceivedm
5、anyinvitationstogivelectures.Becausehewaswellknownforhisexpertadvice,Givenmoretime,wewouldbeabletodotheworkmuchbetter.Ifweweregivenmoretime,OncetranslatedintoChinese,thebookbecameverypopularamongChineseteenagers.OnceitwastranslatedintoChinese,Leftaloneathome,Samdidnotfeelafraidatall.Althoughhewaslef
6、taloneathome,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，;而过去分词与其逻辑主语之间则表示被动关系。Seeingthesepictures,IcouldnthelpthinkingofthosedayswhenIwasinBeijing.Seenfromthetopofathirty-storeyedbuilding,Beijinglooksmoremagnificent.(see)高二英语必修四总知识点概括2动词不定式具有名词、形容词和副词的特征。因此在句中可以做主语、表语、宾语、宾语补足语、定语和状语。一、不定式做主语：1、不定式做主语一般表示具体的
7、某次动作。=动名词doing表示习惯的，经常的动作。e.g:Tofinishthebuildinginamonthisdifficult.Todosuchthingsisfoolish.Toseeistobelieve.(对等)注:1).不定式作主语时,谓语用单数2).当主语较长，谓语较短时，常用it做形式主语，而将不定式放到谓语的后面。it做形式主语，不定式放在谓语动词之后常用于下列结构中：(1)Itis/was+adj.+ofsb.todo(2)Itis+adj.+forsb.+todoItiseasy/difficult/hard/foolish/unwise/right/wrong/u
8、nnecessary(3)itis+a+名词+todo.Itisapity/apleasure/apleasantthing/onesduty/anhonor/ashame/acrime/noeasyjobtodoIttakes(sb.)sometime/courage/patiencetodoItrequirescourage/patience/hardworktodo_注意:probable和possible均可作表语，但possible可以用不定式作真实主语，而probable不能用不定式作真实主语。主语是以aimdutyhopeideaintentionplanjobsuggestio
9、nwishpurposetask等为中心词的名词词组或以what引导的名词性从句表示，后面的不定式说明其内容,不定式作表语常表示将来或现在的动作或状态。eg:Myideaistoclimbthemountainfromthenorth.Yourmistakewasnottowritethatletter.WhatIwouldsuggestistostartworkatonce.三、动词不定式作宾语以不定式结构为宾语的动词有：ask,agree,care,choose,demand,decide,expect,fail,help,hope,learn,manage,offer,plan,prep
10、are,pretend,promise,refuse,want,wish等只能用动词不定式作宾语口诀(接不定式作宾语的动词)想要学习早打算(wantlearnplan)快准备有希望(preparehopewishexpect)同意否供选择(agreeofferchoose)决定了已答应(decidebedeterminedpromise)尽力去着手做(manageundertake)别拒绝别假装(refusepretend)失败不是属于你(fail)e.g.Tomrefusedtolendmehispen.Wehopetogettherebeforedark.Thegirldecidedtodoitherself.高二英语必修四总知识点概括3倒装是一种语法手段，用于表示一定的结构或强调某一句子成分。倒装句有两种完全倒装和部分倒装。倒装句之全部倒装全部倒装是只将句子中的谓语动词全部置于主语之前。此结构通常只用与一般现在时和一般过去时。常见的结构有2)表示运动方向的副词或地点状语置于句首，谓语表示运动的动词。Outrushedamissilefromunderthebomber.