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一.句子按其结构可以分为以下三类:1)简单句(SimpleSentences):只包含一个主谓结构句子叫简单句,而且句子的各个成分都是由单词或短语表示的。例如:IstudyEnglish。Sheisfondofcollectingstamps.她喜欢集邮。(主)(谓)2)并列句(CompoundSentences):包含两个或两个以上主谓结构的句子叫并列句,句与句之间通常用并列连词或分号来连接,例如:Thefoodwasgood,buthehadlittleappetite.(主)(谓)(主)(谓)食物很精美,但他却没什么胃口。3)复合句(ComplexSentences):包含一个主句从句和一个或几个从句的句子叫复合句,从句由从属连词引导,例如:Thefilmhadbegunwhenwegottothecinema.主句从句我们到达电影院的时候,电影已经开演了。二.按使用目的可分为陈述句、疑问句、祈使句和感叹句。1)陈述句(DeclarativeSentences):说明一个事实或陈述一种看法。Lighttravelsfasterthansound.光比声速度快。(说明事实)Thefilmisratherboring.这部电影很乏味。(说明看法)2)疑问句(InterrogativeSentences):提出问题。有以下四种:a.一般疑问句(GeneralQuestions):Canyoufinishtheworkintime?你能按时完成工作吗?b.特殊疑问句(WQuestions;HQuestions):Wheredoyoulive?你住那儿?Howdoyouknowthat?你怎么知道那件事?c.选择疑问句(AlternativeQuestions):Doyouwantteaorcoffee?你是要茶还是要咖啡?d.反意疑问句(Tag-Questions):Hedoesn"tknowher,doeshe?他不认识她,对不对?3)祈使句(ImperativeSentences):提出请求,建议或发出命令,例如:Sitdown,please.请坐。Don"tbenervous!别紧张!
4)感叹句(ExclamatorySentences):表示说话人惊奇、喜悦、愤怒等情绪,例如:Whatgoodnewsitis!多好的消息啊!三.基本句型(BasicSentencePatterns):英语中千变万化的句子归根结底都是由以下五种基本句型组合、扩展、变化而来的:1)主+动(SV)例如:Iwork.我工作。2)主+动+表(SVP)例如:Johnisbusy.约翰忙。常见的系动词三种;A.表示视觉感觉:seem,appear,look,taste,smell,sound,feel.B.表示变化过程:become,get,grow,turn,go,fallC.表示保持目种状态:be,stay,remain.keepcontinue,stand,sit3)主+动+宾(SVO)例如:ShestudiesEnglish.她学英语。4)主+动+宾+补(SVOC)例如:Timewouldprovemeright.时间会证明我是对的。动词不定式作宾语补足语应注意下列情况:a.ask.tell.invite.force.get.beg.allow.want.likehate.prefer.intend.encourage.advise.persude.permit.remind.request,order.commandwarncause(to)b.使役动词have,make,let(不带to)c.see,watch,notice,hear,feel,observe等感官动词5)主+动+间宾+直宾(SVOiOd)例如:Mymothermademeanewdress.我母亲给我做了一件新衣裳。a.下列动词后带有间接宾语时,其前往往加介词“to”表方向:giveshowsendbringpasslendhandtellreturnwritepaythrowteachpromiseowedenyb2.下列动词后带有间接宾语时,其前往往加介词“for”表目的:makebuydofetchgetpaintplaysavespareorderlooksingfindserve13.1祈使句结构祈使句用以表达命令,要求,请求,劝告等。1)祈使句有两种类型,一种是以动词原形开头,在动词原形之前加do(但只限于省略第二人称主语的句子)。Takethisseat.Dobecareful.否定结构:Don"tmove.Don"tbelate.2)第二种祈使句以let开头。Let的反意疑问句a.Let"s包括说话者
Let"shaveanothertry,shallwe/shan"twe?=Shallwehaveanothertry?b.Letus不包括说话者Letushaveanothertry,willyou/won"tyou?=Willyoupleaseletushaveanothertry?否定结构:Let"snottalkofthatmatter.Letusnottalkofthatmatter.13.2感叹句结构感叹句通常有what,how引导,表示赞美、惊叹、喜悦、等感情。what修饰名词,how修饰形容词,副词或动词,感叹句结构主要有以下几种:掌握它的搭配,即掌握了感叹句的重点。How+形容词+a+名词+陈述语序How+形容词或副词+陈述语序What+名词+陈述语序What+a+形容词+名词+陈述语序What+形容词+复数名词+陈述语序What+形容词+不可数名词+陈述语序Howcleveraboyheis!Howlovelythebabyis!Whatnoisetheyaremaking!Whatacleverboyheis!Whatwonderfulideas(wehave)!Whatcoldweatheritis!感叹句的省略形式为:Whatacleverboy(heis)!典型例题1)___foodyou"vecooked!A.HowaniceB.WhataniceC.HowniceD.Whatnice答案D.由于How修饰形容词,副词;what修饰名词。且food为不可数名词,因此A,B排除。CHow+adj.后面不能再加名词,因此只有D正确,其句型为What+adj.+n.(不可数)2)___terribleweatherwe"vebeenhavingthesedays!
A.WhatB.WhataC.HowD.Howa答案A.weather为不可数名词,B,D排除。C为how+adj.后面不应有名词。只有A,符合句型What+形容词+不可数名词。3)---_____Ihad!---Youreallysufferedalot.A.WhatatimeB.WhattimeC.HowatimeD.howtime答案A.感叹句分两类:1:What+n.+主谓部分2:How+adj./adv./v.+主谓部分。本题属第一种,但省略了bad,相对于WhatabadtimeIhad!这是个习惯用语。13.3强调句结构常考的强调句结构是it引导的句子。Itis(was)被强调部分+that(who)+句子其他部分。此结构强调的成分仅限于主语,宾语和状语。Itisfromthesunthatwegetlightandheat.ItwasnotuntilIhadreadyourletterthatIunderstoodthetruestateofaffairs.典型例题1)Itwaslastnight___Iseethecomet.A.thetimeB.whenC.thatD.which答案C.强调句的结构是:It+be+强调部分+that(who)+主谓句。强调句的连词只有两个,that和who。当强调的部分是人,且为句子的主语时,才用"who",其余用that。原句:Myfatherdidtheexperimentinthelabyesterdayevening.强调主语:Itwasmyfatherwhodidtheexperimentinthelabyesterdayevening.强调宾语:Itwastheexperimentthatmyfatherdidinthelabyesterdayevening.强调时间:Itwasyesterdayeveningthatmyfatherdidtheexperimentinthelab.(注意不用when)强调地点:Itwasinthelabthatmyfatherdidtheexperimentyesterdayevening.2)Itistenyears___MissGreenreturnedtoCanada.A.thatB.whenC.sinceD.as答案C.考点是连词用法。本题易误选为A.that.其实本句不是强调句。若是,去掉Itbe…that还应是一个完整的句子。而本句去掉"Itis…that",只剩下tenyearsMissGreenreturnedtoCanada.不成句。因此本句不是强调句。
Itis/was+时间+since…其中is<--->hasbeenwas<--->hadbeen.13.4用助动词进行强调强调句还有一种类型,就是用助动词do(did,does)强调谓语。Shedoeslikethishorse.她的确喜欢这匹马。Pleasedotakecareofyourself.千万保重。13.5反意疑问句1)陈述部分的主语是I,疑问部分要用aren"tI.I"mastallasyoursister,aren"tI?2)陈述部分的谓语是wish,疑问部分要用may+主语。Iwishtohaveawordwithyou,mayI?3)陈述部分用no,nothing,nobody,never,few,seldom,hardly,rarely,little等否定含义的词时,疑问部分用肯定含义。TheSwedemadenoanswer,didhe/she?Someplantsneverblown(开花),dothey?4)含有oughtto的反意疑问句,陈述部分是肯定的,疑问部分用shouldn"t/oughtn"t+主语。Heoughttoknowwhattodo,oughtn"the?/shouldn"the?5)陈述部分有haveto+v.(hadto+v.),疑问部分常用don"t+主语(didn"t+主语)。Wehavetogetthereateighttomorrow,don"twe?6)陈述部分的谓语是usedto时,疑问部分用didn"t+主语或usedn"t+主语。Heusedtotakepicturesthere,didn"the?/usedn"the?7)陈述部分有hadbetter+v.疑问句部分用hadn"tyou?You"dbetterreaditbyyourself,hadn"tyou?8)陈述部分有wouldrather+v.,疑问部分多用wouldn"t+主语。Hewouldratherreadittentimesthanreciteit,wouldn"the?9)陈述部分有You"dliketo+v.疑问部分用wouldn"t+主语。You"dliketogowithme,wouldn"tyou?10)陈述部分有must的疑问句,疑问部分根据实际情况而定。Hemustbeadoctor,isn"the?YoumusthavestudiedEnglishforthreeyears,haven"tyou?/didn"tyou?Hemusthavefinishedityesterday,didn"the?11)感叹句中,疑问部分用be+主语。Whatcolours,aren"tthey?Whatasmell,isn"tit?
12)陈述部分由neither…nor,either…or连接的并列主语时,疑问部分根据其实际逻辑意义而定。NeitheryounorIamengineer,arewe?13)陈述部分主语是指示代词或不定代词everything,that,nothing,this,疑问部分主语用it。Everythingisready,isn"tit?14)陈述部分为主语从句或并列复合句,疑问部分有三种情况:a.并列复合句疑问部分,谓语动词根据邻近从句的谓语而定。Mr.SmithhadbeentoBeijingforseveraltimes,heshouldhavebeeninChinanow,shouldn"the?b.带有定语从句,宾语从句的主从复合句,疑问部分谓语根据主句的谓语而定:Heisnotthemanwhogaveusatalk,ishe?HesaidhewantedtovisitJapan,didn"the?c.上述部分主句谓语是think,believe,expect,suppose,imagine等引导的定语从句,疑问部分与宾语从句相对应构成反意疑问句。Idon"tthinkheisbright,ishe?Webelieveshecandoitbetter,can"tshe?15)陈述部分主语是不定代词everybody,anyone,somebody,nobody,noone等,疑问部分常用复数they,有时也用单数he。Everyoneknowstheanswer,don"tthey?(doeshe?)Nobodyknowsaboutit,dothey?(doeshe?)16)带情态动词dare或need的反意疑问句,疑问部分常用need(dare)+主语。Weneednotdoitagain,needwe?Hedarenotsayso,dareyou?当dare,need为实义动词时,疑问部分用助动词do+主语。Shedoesn"tdaretogohomealone,doesshe?17)省去主语的祈使句的反意疑问句,疑问部分用willyou。Don"tdothatagain,willyou?Gowithme,willyou/won"tyou?注意:Let"s开头的祈使句,后用shallwe?Letus开头的祈使句,后用willyou?Let"sgoandlistentothemusic,shallwe?Letuswaitforyouinthereading-room,willyou?18)陈述部分是"therebe"结构的,疑问部分用there省略主语代词。Thereissomethingwrongwithyourwatch,isn"tthere?Therewillnotbeanytrouble,willthere?19)否定前缀不能视为否定词,其反意疑问句仍用否定形式。Itisimpossible,isn"tit?
Heisnotunkindtohisclassmates,ishe?20)must在表"推测"时,根据其推测的情况来确定反意疑问句。Hemustbetherenow,isn"the?Itmustbegoingtoraintomorrow,won"tit?快速记忆表陈述部分的谓语疑问部分Iaren"tIWishmay+主语no,nothing,nobody,never,few,seldom,hardly,肯定含义rarely,little等否定含义的词oughtto(肯定的)shouldn"t/oughtn"t+主语haveto+v.(hadto+v.)don"t+主语(didn"t+主语)usedtodidn"t+主语或usedn"t+主语hadbetter+v.hadn"tyouwouldrather+v.wouldn"t+主语you"dliketo+v.wouldn"t+主语must根据实际情况而定感叹句中be+主语Neither…nor,either…or连接的根据其实际逻辑意义而定并列主语指示代词或不定代词everything,that,主语用itnothing,this并列复合句谓语根据邻近从句的谓语而定定语从句,宾语从句的主从复合句根据主句的谓语而定think,believe,expect,suppose,imagine等引导与宾语从句相对应的从句everybody,anyone,somebody,nobody,noone复数they,单数he情态动词dare或needneed(dare)+主语dare,need为实义动词do+主语省去主语的祈使句willyou?Let"s开头的祈使句Shallwe?Letus开头的祈使句Willyou?therebe相应的谓语动词+there(省略主语代词)否定前缀不能视为否定词仍用否定形式must表"推测"根据其推测的情况来确定反意疑问句