as用法归纳和练习学案

1、as用法归纳和练习题一、as作副词，表示程度,意为“同样地"。在"as.as.","notas/so.as.结构中的第一个as是副词，作“和/与？.（不）一样”解。Jackisastallashisfather.Hedoesn'tspeakEnglishas/sofluentlyasyou.二、as作介词。1. 作"如，像"解。Theygotunitedasoneman.2. 作“充当，作为"解。eg：Asawriter,hewasfamous.三、as作连词，常用来连接主句和状语从句。引导时间状语从句，作"

2、;当的时候”解，有"随着”之意，与while意义相近，强调两个动作同时发生；或某事一发生，另一事立即发生。eg：Heshoutedaloudasherranalong.他一边往前跑，一边高声地呼喊。Iwasstartledasheopenedthedoor.他一开门，我吓了一跳。as作连词，相当于when。eg；Asalittleboy（Whenhewasalittleboy）hebegantolearntoplaypiano.引导原因状语从句，作"因为，由于”解，与because的用法相近。eg；Imuststopwritingnow,asIhaveratheraloto

3、fworktodo.1. 引导方式状语从句或比较状语从句，作“正如，（如）像”解。例eg：Asinyourcountry,wegrowwheatinthenorthandriceinthesouth.正如（像）你们国家样，我们在北方种小麦，在南方种大米。（方式状语从句）WhenatRome,doasRomansdo.入乡随俗。（方式状语从句）Leaveitasitis.保持原状，不要动它。引导让步状语从句，作“虽然，尽管”解。这时从句常用倒装语序，即把从句中的表语、状语或动词原形放在as之前。eg；Strangeasitmayseem,itistrue.尽管这事看上去很奇怪，但却是真的。Try

4、ashemight,Tomcouldnotgetoutofthedifficulties.不管怎样努力，汤姆还是摆脱不了困境。Childasheis,heknowsalot.MuchasIlikeyou,Iwillnotmarryyou.我虽然很喜欢你，可是不愿与你结婚。四、as作关系代词。1. 引导限制性定语从句，用在"such.as","thesame.as,“as.as""so.as"等结构中,常译作“像.?一样的人（或物广，“凡是.?的人（或物广。例eg：HewishedtobesuchamanasLeiFengwas.他曾希

5、望做一个像雷锋那样的人。Myhometownisnolongerthesameasitwas.我的家乡再也不像过去一样了。2. 引导非限制性定语从句，用来指代它前面的整个句子(即先行句)。这个分句可以位于句首、句中或句末。Asiswellknown,oceanscovermorethan70%oftheearth.Wehavefoundsuchmaterialsasareusedintheirfactory.1. 五、含as的固定词组的用法assoonas作"一.就"解，引导时间状语从句。AssoonasIgettoBeijing,I'llwritetoyou.as

6、/solongas作"只要”解，As/Solongasyoustudyhard,you'llmakeprogress.只要你努力，你就会取得进步。asif/though常用来引导方式状语从句，作"好像，仿佛”解。如果从句中讲的是非真实情况，则用虚拟语气。Shelovesthechildasif/thoughhewereherown.Asif/though也可用来引导表语从句，常用在4<Itappears/looks/seems.+asif/though"句型结构中oItappearsasif/thoughitisgoingtoclearup.Itse

7、emsasif/thoughheknewnothingaboutit.他好像对此事一无所知。asto,asfor,作”关于，至于”解。aswith4<和.也一样”eg；Thereisnodoubtasto/forhishonesty.aswith(l)=asisoftenthecasewith."那对.是常有的事”e.g.Aswithyoungbirds,thetimecomesfortheyoungtoleave.(2)=asit'sthesamewith.正如一样''e.g.Aswithrunning,learningEnglishneedswill

8、.正如跑步一样，学习英语需要意志。2. asmuch/manyas作“多达？.？”，”达到.之多”解。eg：Hecanearnasmuchas5000dollarsamonth.他每月能挣5000美元。3. so/asfarasIknow作"就我所知”解，在句中作插入语。eg：As/SofarasIknow,hewillcomeherenextMonday.4. asaresult,asaresultof表示“由于.？的结果”。eg：Shediedasadirectresultoftheaccident.她的死是那次事故的直接结果。5. aswell为"也，还”之意。asw

9、ellas，并列连词，连接并列成分.eg：Comeearly,andbringyourbrotheraswell.早点来，把你的弟弟也带来。6. HecanspeakEnglishaswellasFrench.他会说英语和法语soasto,so.asto若跟动词原形，表示目的或结果。eg：7. Hestudiedhardsoastopasstheexam.他努力学习以便通过考试。(表示目的)as.,so.像.那样，.也就.；随着也就.Asyousow,sowillyoureap,种瓜得瓜，种豆得豆。asamatteroffact（其实）,asawhole,asarule,asusual,asi

10、tis/was（事实上/既然如此），asitwere（似乎；可以说是）；asgoodas（和.一样好；几乎；差不多）等so.that;such.that的用法1、so+形容词/副词+that+从句，如：ThisstoryissointerestingthatIwanttoreaditagain.HespokesoquicklythatIcouldn'tfollowhim.2、so+形容词/副词+a/an+单数可数名词+that+从句Sheissolovelyagirlthateveryonelovesher.3、such+a/an+形容词+单数可数名词+that+从句，如：Sheiss

11、uchalovelygirlthateveryonelovesher.4、such（+adj.）+复数可数名词/不可数名词+that+从句，如：Heshowedsuchconcernthatpeopletookhimtobearelative.（takesb.tobe或takesb.as把某人看作.）巩固练习1. Ourneighborhasours.（北京2003）A.asabighouseasB.asbigahouseas2. C.thesamebighouseasD.ahousethesamebigasWhatatable!Fveneverseensuchathingbefore.Iti

12、sitislong.A.halfnotaswideasB.widenotashalfas3. C.nothalfaswideasD.aswideasnothalfrdliketoarrive20minutesearlyIcanhavetimeforacupoftea.4. A.assoonasB.asaresultC.incaseD.sothatThemoreIthinkabouthim,themorereasonsIfindforlovinghimIdid.（5. A.asmuchasB.aslongasC.assoonasD.asfarasJohnisthetallestboyinthec

13、lass,accordingtohimself.（安徽2005）（fivefoot/feeteight五英尺八英寸）A.fivefooteightastallasB.astallasfivefooteight6. C.asfivefooteighttallasD.astallfivefooteightas一Didyoutakeenoughmoneywithyou?一No.IneededIthoughtIwould.（2006全国II）7. A.notsomuchasB.asmuchasC.muchmorethanD.muchlessthanMyEnglishteacher，shumorwasmakeeverystudentburstintolaughter.8. A.soastoB.suchastoC.suchthatD.sothatTheyplayallkindsofinstrumentsandsing.9. A.alsoB.eitherC.aswellD.aswellasTom,JaneandRose,goingtothefarmonfoot.10. A.aslongas；isB.aswellas