人教版八年级英语上册重点语法及句型归纳

1、不定代词A.形容词修饰不定代词时，要后知，做后置定语。I’lltellyousomethinginteresting.B.不定代词做主语时，谓语动词用第三人称单数。Everyoneishere.2、一般过去时：在一般过去式的句子中，要注意不规则动词过去式的形式与拼写，要牢记一般过去时的时间状语。Iwenttothecinemayesterday./Hehurthisfootlastnight.3、频度副词：在使用频度副词时，要注意频度副词在句子中的位置是：置于be动词/情态动词/助动词之后，置于实意动词之前，而且对频度副词疑问要用howoften。Healwayssitsinthefrontoftheclassroom./Iamneverlateforschool.------HowoftendoyouwatchTV?-----Everynight.4、形容词、副词的比较等级A.Than是比较级的标志词，than前的形容词或副词要用比较级。Heistallerthanme.B.有比较范围（如：in或of短语）时，用最高级。Heisthetallestofthethreeboys.C.形容词最高级前必须加定冠词the.I’mthebeststudentinmyclass.D.不规则变化的形容词、副词的比较等级要记牢。Heplaysthepianoworst.5、动词不定式A.跟动词不定式作宾语的常用动词要记牢。如：agree(同意)；offer(提出)；intend，plan(打算，计划)；demand，ask(要求)；promise(答应)；help(帮忙)；prepare(准备)；decide(决定)；refuse(拒绝)；dare(敢于)；choose(选择)；wish，hope，want，expect,wouldlike(希望，想要)；fail；（不能；忘记）；pretend(假装)；manage(设法)；determine（决心）。记忆口诀：同意提出做计划，要求答应来帮忙。准备决定遭拒绝，敢于选择有希望。不能做到莫假装，设法做成决心坚。Hewouldliketogowithyou.B.要注意区分某些动词跟动词不定式和动名词所表达的不同意义，如stopdoing和stoptodo的区别。既能接不定式，又能接动词-ing形式，但意思不同的动词或词组：即“四'记’”“力争”“不、后悔”。四“记”指“记得、记住（remember）”；“忘记（forget）”“计划、打算（mean）”；“继续（goon)”；力争指“try”；“不”“后悔”指stop与regret。Hewastootiredandstoppedtohavearest.6、一般将来时A.要注意一般将来时的构成：begoingtodo和willdo.I’mgoingtohaveaparty.B.一般将来时的时间状语：nextmonth/week/.....,in+时间段，tomorrow等。I’llflytoShanghaitomorrow.C.注意therebe结构的将来时为：Thereis/aregoingtobe......或Therewillbe.....Therewillbeameetingnextweek./Therearegoingtobesomenewdesksinyourclassroomtomorrow.7、可数名词和不可数名词A.注意名词的分类，可数名词有单、复数之分，而不可数名词则没有复数形式。Therearemanypeopleinthepark.B.记住名词变复数的规则及特殊名词的复数形式。Hehasthreechildren.C.much,(a)little用于修饰不可数名词，many,(a)few用于修饰可数名词复数；some,any,lotsof(alotof)既可以修饰可数名词，也可以修饰不可数名词。Thereislittlemilkinthecup./Canyougivemesomewater?7、can表示邀请的用法：can是情态动词，它在表示邀请时，要注意它的各种回答，尤其是肯定回答：Sure/Yes,I’dloveto.句中的to不可去掉。----Canyoucometomyparty?----Yes,/Sure,I’dloveto./Sorry,I’mafraidnot.Ihaveto......8、含有if引导的条件状语从句的主从复合句。在使用含有if引导的条件状语从句的主从复合句时，要注意时态问题，记住：当主句是一般将来时或是含有情态动词的句子或祈使句时，if从句用一般现在时。I’llhelpyouifyoutellme./Ifyouworkhard,youmaydobetter./Ifyouwanttoopenthedoor,preetheredbutton.重点句型：1.Howoften引导的特殊疑问句及其答语Howoftendoyouexercise?Once/sometimes/never.....2.由than构成的比较级的句子I’mmoreoutgoingthanmysister.3.As....as构成的同级比较的句子。Heworksashardasyou.4.比较等级的特殊疑问句Themore,thebetter./Theweathergetshotterandhotter./Heisthetallestboyinmyclass=Heistallerthananyotherboyinmyclass.5.疑问词+动词不定式Theyaretalkingaboutwhentohaveaparty.6.表示“看法”的句型----Whatdoyouthinkofthemovie?-----Idon’tmindit./Ilovewatchingit.Ithinkyou’llhaveagreattime./Idon’tthinkhewillgototheparty.7.“wanttobe+名词：表示“想成为......”------Whatdoyouwanttobewhenyougrowup?-----Iwanttobeanengineer.8.begoingtodosth打算、计划做某事，表示将来I’mgoingtohaveapicniconSunday./Heisn’tgoingtoplaythepianoattheparty.Thereisgoingtobeapartynextweek.9.willdo将要做....表示将来----Whatwillthefuturebelike?----Citieswillbemorepolluted.-----Willpeopleusemoneyin100years?----Yes,theywill./No,theywon’t.Therewillbemoretreesinthepark.10.howmany/much引导的特殊疑问句howmany用于提问可数名词的复数；howmuch用于提问不可数名词的数量或价钱。Howmanypeoplearethereinyourfamily?/Howmuchmilkisthereinthebottle?----Howmuchisthecoat?----Fiftyyuan.11.Can表示邀请----Canyoucometomyparty?----Sure，I’dloveto./Sorry,I’mafraidnot.Ihavetolookaftermysister.12.If引导的条件状语从句。Ifyougototheparty,you’llhaveagreattime.Ifwehaveittoday,halftheclasswon’tcome.13.Should表示义务和责任。Shouldweaskpeopletobringfood?Ithinkyoushouldgotocollege.