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as用法小结介词3连词1关系代词2副词446.练习固定词组55Lookatthefollowingsentenceswith“as”andtellingitspartofthespeech.1Astimegoesby,wegraduallyrealizethatit’snoteasyforourparentstobringusup.2IreadtheletterasIwalkedalongtheriver.3Theyregardhimastheirleader.4HecametoChinaasatouristfiveyearsago.1+2:as做连词3+4:as做介词Lookatthefollowingsentenceswith“as”andtellingitspartofthespeech.5Asyouknow,I’vedecidedtoleaveattheendofthemonth.6Paulrunsfast,butIrunjustasfast.(Irunjustasfastashedoes.)7ShewillgothereaswellasLucy.8It’ssaidthataslongasamanhasasenseofhumor,hewillconquerthefemale.5:as作关系代词6:as1作副词，as2作连词7+8:as引导的习惯性短语（1）as做连词As引导状从，可表时间、原因、让步、方式等。1Strongasheis,heisafraidofinjection.2.Doctorassheis,shecan’tcureherowndisease.3.Asthewealthofthecountryincreases,morewastewillbeproduced.4.AsIwasgoingoutthetelephonerang.5.Astheweatherwasfine,wedecidedtowalkedtotherestaurant.6.WheninRome,doasRomansdo.1+2:as引导让步状语从句3+4:as引导时间状语从句as引导原因状语从句as引导方式状语从句Diligenthewas,hefailedintheEnglishfinalexam.A.ThoughB.althoughC.asD.likeAlthoughhewasdiligent,hefailedintheEnglishfinalexam.√C,hedoesgetirritatedwithhersometimes.A.AshelikeshermuchB.MuchthoughhelikesherC.ThoughmuchhelikesherD.MuchashelikesherD（2）as做关系代词关系代词as引导限定性定语从句时，一般用于固定结构当中；引导非限定性定语从句时，一般翻译成“恰如，正如”，修饰一整个句子或短语。1.①用于thesame...as结构中•ThisisthesamebookasIreadlastweek.②用于such...as结构中•Idon’tlikesuchbooksasherecommends.•③用于so+adj.+a/an+n.(单数)+as结构中•IamnotsostrongamanasIwas.我已经没有从前那么强壮了。as单独引导定语从句时，先行词是一个句子或短语。可以放句首，也可以放句末。放句首居多。例如：•(1)Asisoftenthecase,sheislate.•恰如平常一样，她又迟到了。•(先行词是整个主句)•(2)Heisverycareful,ashisworkshows.•他非常小心，恰如他的工作所展现出来的一样。•(先行词是整个主句)类似的常用表达还有：Asweallknow,…•Asisknowntoall,…•Asismentioned\discussedabove,…•Aswehavementioned\discussedabove,…isgenerallyaccepted,economicalgrowthisdeterminedbythesmoothdevelopmentofproduction.A.WhatB.thatC.itD.AsDisknowntotheworld,MarkTwainisagreatAmericanwriter.A.ThatB.whichC.asD.itC（3）as作介词的用法•as作介词，意思是作为，以……身份。•例如：•HecametoChinaasatouristfiveyearsago.•常用于以下短语结构:•lookat\see\consider\recognize\view\thinkof\treat\acknowledge\regard\lookupon\describe\define\use\serve\work…as...•befamous\well-knownas…as和like都可以做介词,但词义是不同的,as作为,以…资格,like像….与…相似1Asascientist,hededicatedtothetruth.2Hewantsmetogowithhimashissecretary.3Sheworkslikeabeaver.她工作勤勤恳恳1everyothermemberoftheteam,heworeanofficialuniforminthevictoryparade.A.LikeB.asC.thesameasD.asan2Heworksengineer.A.LikeB.asC.thesameasD.asanAD（4）as作副词的用法as做副词，表示同等程度，数量，质量等作“一样地…”解释，常用在as…as结构当中.asmanyas…asmuchas…asgoodas…asquicklyas………（5）几个关于as...as的常见句型：(1)as...aspossible\as…asonecan\could尽可能地.Pleaseanswermyquestionassoonaspossible(2)as...asusual/before像以前一样….Shelooksasprettyasbefore.(3)aslongas...(也可引导条件状语从句)只要，和…一样长.Ittookusaslongasthreeyearstocarryouttheplan.(4)asfaras…远至…，就…而言asfarasIknow;asfarasIcantell;asfarasI’mconcerned;.Hewalkedasfaras5kilometersyesterdayevening.(5)aswellas…和…一样好；也，又，还.Shecooksaswellashermotherdoes.带有as...as结构的常见短语：•asbusyasabee•aseasyasABC•asdeepasawell•aslightasafeather•assoftasbutter•asrichasaJew•…（6）ExerciseHomework:在书本上P30-31找到含有as的句子并且分析它的用法：P2：(L3)astherocketrose.as是_________________词，意为_________.(L9-L10)asstrongapullastheearth’s“as…as”意为________________________,第一个as是___词，第二个是as_____词。随着P3：（L7）twiceasfaras“as…as”意为________________,第一个as是___词，第二个是as___词。连（时间状从）与…一样(强的引力）副连是…一样（两倍多）副连P4.(L1)aspainfulasleavingtheearth’s。“as…as”意为______________,第一个as是___词，第二个是as___词。P4.(L2)amazedasfirebrokeoutontheoutsideofthespaceshipastheearth’sgravityincrease.第一个as是____________词,意为______;第二个as是________________词,意为______.P4.(L4)Againwewerepushedhardintoourseatsaswecamebacktoland.as是_____________词，意为_________.与…一样（痛苦）副连连(原因状从）因为连（时间状从）随着连(时间状从）随着1Pleaseanswermyquestion________________.请尽快回答我的问题。2请尽量走慢点。我好累。Pleasewalk____________________becauseIamtired.3Pleaseanswermyquestions___________________.请尽可能勇敢滴回答我的问题。4Shelooks________________。她看起来和以前一样漂亮5Thevillageis____________________.这个村庄一如既往地安静。610年之后我再见他，他还是像以前一样乐观。WhenImethim10yearslater,heis___________________.assoonaspossibleasslowlyaspossibleasbravelyasyoucanasprettyasbeforeasquietasbefore\usualasoptimisticasbefore7Ittookus______________________tocarryouttheplan.我们花了长达三年的时间才完成这项计划。8据说一个男人要是有了幽默感，就可以征服女人了。It’ssaidthat____________amanhasasenseofhumor,hewillconquerthefemale.9Shecooks_________hermotherdoes.她烧菜烧得跟她母亲一样好。10Wetookawalk________theriverthisafternoon.下午我们散步散到了河边。aslongasthreeyearsaslongasaswellasasfaras