副詞性從句（狀語(yǔ)從句）語(yǔ)法講與練AllRightsReserved.杭州外國(guó)語(yǔ)學(xué)校高三英語(yǔ)組2007.1Leo1精品PPT|實(shí)用可編輯第一頁(yè)，共五十頁(yè)。歡迎來(lái)到從句大家庭！從句分三類：名詞性從句，形容詞性從句，副詞性從句。副詞性從句就是狀語(yǔ)從句，家庭成員最多。高考狀語(yǔ)從句考查重點(diǎn)從屬連詞的選擇；同類狀語(yǔ)從句中連詞的辨析。2精品PPT|實(shí)用可編輯第二頁(yè)，共五十頁(yè)。

狀語(yǔ)從句在主從復(fù)合句中作狀語(yǔ)修飾主句中的動(dòng)詞，形容詞或副詞，按意義可分為

時(shí)間、地點(diǎn)、原因、目的、結(jié)果、條件、行為方式、比較、讓步等九種狀語(yǔ)從句。一般位于句首或者句末，位于句首，用逗號(hào)和主句格開。

3精品PPT|實(shí)用可編輯第三頁(yè)，共五十頁(yè)。引導(dǎo)狀語(yǔ)從句的關(guān)聯(lián)詞是從屬連詞4精品PPT|實(shí)用可編輯第四頁(yè)，共五十頁(yè)。5精品PPT|實(shí)用可編輯第五頁(yè)，共五十頁(yè)?？键c(diǎn)（1）when,as,while引導(dǎo)時(shí)間狀語(yǔ)從句When既可引導(dǎo)持續(xù)動(dòng)作，又可引導(dǎo)短暫動(dòng)作。它表示主句動(dòng)作和從句動(dòng)作同時(shí)發(fā)生，或從句動(dòng)作在主句動(dòng)作之前。WhenIwasaboy,IusedtogototheseashoreonSundays.（同時(shí)）Whenthelessonwasover,webeganourwriting.（從句動(dòng)作在前）while指“在某一時(shí)間里”，“在…期間”，從句動(dòng)作必須是持續(xù)性；也強(qiáng)調(diào)主句和從句動(dòng)作的同時(shí)發(fā)生，往往側(cè)重主從句動(dòng)作的對(duì)比。WhilehewasinLondon,hestudiedmusic.

as常和when,while通用，但側(cè)重主句和從句的動(dòng)作同時(shí)發(fā)生，說(shuō)明兩種正在發(fā)展和變化的情況。Hehurriedhome,lookingbehindashewent.Isawyoursisterasshewasgettingonthebusyesterday.Hesangashewalked.一、時(shí)間狀語(yǔ)從句6精品PPT|實(shí)用可編輯第六頁(yè)，共五十頁(yè)。______heleftschoolatfourteen,hebegantotrainasanengineer.A.WhileB.SinceC.WhenC.Then______thedaywenton,theweathergotworse.A.WithB.SinceC.WhileD.As當(dāng)when,as,while表示“在…一段時(shí)間里”，主從句的動(dòng)作同時(shí)發(fā)生時(shí)，可以換用。如：

While(When或As)wewerediscussing,Mr.Smithcamein.When和while引導(dǎo)時(shí)間狀語(yǔ)從句時(shí)，若主句的主語(yǔ)和從句的主語(yǔ)一致的時(shí)候，可以用when/while+現(xiàn)在分詞表示。____ayoungman,hewenttoFranceforFrench.A.WhenB.WhileC.AsD.Since7精品PPT|實(shí)用可編輯第七頁(yè)，共五十頁(yè)。*when可表示“如果”。如：Don’tbeafraidofaskingforhelp_____itisneeded.A.UnlessB.sinceC.althoughD.whenwhen和while還可以是并列連詞，意思分別是“就在這時(shí)”，“然而”。如：Hewasabouttotellmethesecret____someonepattedhimontheshoulder.asB.untilC.whileD.whenIdoeverysinglebitofhousework____myhusbandBobjustdoesthedishesnowandthen.sinceB.whileC.whenD.asJasminewasholidayingwithherfamilyinawildlifepark____shewasbittenonthelegbyalion.A.whenB.whileC.sinceD.before8精品PPT|實(shí)用可編輯第八頁(yè)，共五十頁(yè)?？键c(diǎn)2表示時(shí)間的詞組引導(dǎo)狀從assoonas,nosooner…than…,hardly(barely,scarcely)…when…等用法都表示主從動(dòng)作相繼發(fā)生。hardly和nosooner放在句首，從句要倒裝。例：Hardlyhadshesatdownwhenthetelephonerang.Immediately,instantly，themoment，theinstant,theminute,thesecond，theday(the+瞬時(shí)名詞/段時(shí)名詞)等表示時(shí)間概念的詞也可引導(dǎo)時(shí)間狀從。例：IwenttoseehimimmediatelyIheardfromhim.bythetime,eachtime,everytime,anytime,lasttime,nexttime,firsttime,soonafter,shortlyafter都可以作為連詞引導(dǎo)時(shí)間狀語(yǔ)。如：IrecognizedhimthemomentIsawhim.Bythetimehewasfour,hehadtaughthimselfmath.Eachtimehecame,hewouldcallonme.9精品PPT|實(shí)用可編輯第九頁(yè)，共五十頁(yè)。---DidyouremembertogiveMarythemoneyyouowedher?---Yes,Igaveittoher______Isawher.A.forthemomentB.themomentC.atthemomentD.while10精品PPT|實(shí)用可編輯第十頁(yè)，共五十頁(yè)?？键c(diǎn)3until/till主句謂語(yǔ)動(dòng)詞是持續(xù)動(dòng)詞，“直到…為止”。如：

Iworkedtill(until)hecameback.

not…until…:“直到…才”,主句謂語(yǔ)動(dòng)詞必須是短暫性的如：Shewon’tgotobedtill/untilhereturnshome.not…until結(jié)構(gòu)若在強(qiáng)調(diào)句中成為被強(qiáng)調(diào)的部分，須將not和until連在一起并前移，如果notuntil在句首，主句倒裝。ItwasnotuntilhecamebackthatIknowit.=NotuntilhecamebackdidIknowit.11精品PPT|實(shí)用可編輯第十一頁(yè)，共五十頁(yè)。Agoodstorytellermustbeabletoholdhislisteners’curiosity_____hereachestheendofthestory.whenB.unlessC.afterD.untilWeweretoldthatweshouldfollowthemainroad___wereachedthecentralrailwaystation.wheneverB.untilC.whileD.whereverNotuntilallthefishdiedintheriver___howseriousthepollutionwas.A.didthevillagersrealizeB.thevillagersrealizedC.realizedthevillagersD.didn’tthevillagersrealize12精品PPT|實(shí)用可編輯第十二頁(yè)，共五十頁(yè)。*如果before引導(dǎo)的從句位于主句之后，詞義非常靈活，注意下列句子中的before的詞義：1.BeforeIcouldgetinaword,thetailorhadmeasuredme.(還沒來(lái)得及…就)2.Wehadn’trunamilebeforehefelttired.(還沒…就)3.Wehadsailed4daysbeforewesawland.(…才…)4.Pleasewriteitdownbeforeyouforgetit.(趁還沒…就)考點(diǎn)4before13精品PPT|實(shí)用可編輯第十三頁(yè)，共五十頁(yè)。PPT內(nèi)容概述副詞性從句（狀語(yǔ)從句）語(yǔ)法講與練。When既可引導(dǎo)持續(xù)動(dòng)作，又可引導(dǎo)短暫動(dòng)作。while指“在某一時(shí)間里”，“在。when和while還可以是并列連詞，意思分別是“就在這。主句謂語(yǔ)動(dòng)詞是持續(xù)動(dòng)詞，“直到。until結(jié)構(gòu)若在強(qiáng)調(diào)句中成為被強(qiáng)調(diào)的部分，須將not。＋倍數(shù)＋比較級(jí)＋thanB。＋倍數(shù)＋as原級(jí)as＋B。倍數(shù)＋more＋名詞＋than。3.while可以引導(dǎo)時(shí)間、讓步、條件和原因等4種狀語(yǔ)從句。當(dāng)時(shí)間、條件、讓步、方式和比較狀語(yǔ)從句的主語(yǔ)。Since,before,after引導(dǎo)狀從有時(shí)可變?yōu)槎陶Z(yǔ)。49第十四頁(yè)，共五十頁(yè)。Scientistssayitmaybefiveorsixyears____itispossibletotestthismedicineonhumanpatients.A.sinceB.afterC.beforeD.whenItwasevening_____wereachedthelittletownofWinchester.A.thatB.untilC.sinceD.beforeSomeonecalledmeupinthemiddleofthenight,buttheyhungup____Icouldanswerthephone.A.asB.sinceC.untilD.beforeHemadeamistake,butthenhecorrectedthesituation___itgotworse.A.untilB.whenC.beforeD.as15精品PPT|實(shí)用可編輯第十五頁(yè)，共五十頁(yè)。重要考點(diǎn)幾個(gè)極易混淆的時(shí)間狀語(yǔ)從句：Itwas+時(shí)間點(diǎn)+when…（當(dāng)?shù)臅r(shí)候時(shí)間是）Itwas5amwhenwearrivedatthevillage.Itwas/willbe+時(shí)間段+before…(沒過(guò)…就／過(guò)了…才)Itwas/willbetwoweeksbeforewemet/meetagain.Itis/hasbeen+時(shí)間段+since…（自從…以來(lái)有…）Itis/hasbeen3yearssincewelastmet.突破點(diǎn)：一看be動(dòng)詞的時(shí)態(tài)，二看時(shí)間段還是時(shí)間點(diǎn)。注意：在“Itis/hasbeen+時(shí)間段+since…”句型中，從句的動(dòng)詞必須是短暫性的，如果是延續(xù)性的動(dòng)詞，時(shí)間要從從句的動(dòng)作結(jié)束時(shí)算起。如：Itis3yearssinceIsmoked.(我戒煙有三年了)16精品PPT|實(shí)用可編輯第十六頁(yè)，共五十頁(yè)。注意：時(shí)間狀語(yǔ)從句中謂語(yǔ)動(dòng)詞不能用任何一種將來(lái)時(shí)，只能用現(xiàn)在時(shí)和過(guò)去時(shí)表示將來(lái)時(shí)。17精品PPT|實(shí)用可編輯第十七頁(yè)，共五十頁(yè)。二、地點(diǎn)狀語(yǔ)從句where/wherever引導(dǎo)，要注意wherethere連用的某些情況下，使得地點(diǎn)從句更像是一個(gè)條件句。例如：Wherethereisawill,thereisaway.

Thefamousscientistgrewup____hewasbornandin1930hecametoShanghai.A.whenB.wheneverC.whereD.whereverShefoundhercalculator_____shelostit.A.whereB.whenC.inwhichD.that18精品PPT|實(shí)用可編輯第十八頁(yè)，共五十頁(yè)。考點(diǎn)地點(diǎn)狀語(yǔ)從句和定語(yǔ)從句的區(qū)別：①定語(yǔ)從句前有一個(gè)表示地點(diǎn)的名詞作先行詞；而地點(diǎn)狀語(yǔ)從句無(wú)此特征。②地點(diǎn)狀語(yǔ)從句可位于句首，而定語(yǔ)從句不可。IfoundthepenwhereIhadleftit．IfoundthepeninthedeskwhereIhadleftit．19精品PPT|實(shí)用可編輯第十九頁(yè)，共五十頁(yè)。三、原因狀語(yǔ)從句：考點(diǎn)1：because,as,since,for引導(dǎo)原因狀從的區(qū)別。because表示的原因因果關(guān)系很強(qiáng),as和since表示已知的或比較明顯的原因，譯為“由于”“既然”，since比as更正式，as從句有時(shí)候可以倒裝。1.在強(qiáng)調(diào)句中強(qiáng)調(diào)原因狀語(yǔ)從句，只能用because引導(dǎo)，不可用as或since，如：

Itwasbecausehewasillthathedidn’tgowithus.2.because可以引導(dǎo)表語(yǔ)從句,而as,since不可以，這時(shí)狀語(yǔ)一般都是it,this,that如：It’sbecauseheistoolazy.3.Tiredashewas,hewenttobedearly.(倒裝表示原因)as也可以引導(dǎo)讓步狀語(yǔ)從句，具體意義由上下文表明。4.*for也有“因?yàn)椤敝猓遣⒘羞B詞，語(yǔ)氣較強(qiáng)。常用來(lái)補(bǔ)充說(shuō)明原因或用來(lái)表示推斷的依據(jù)，前面常帶逗號(hào)。如：Itmusthaverainedlastnight,forthegroundiswet．20精品PPT|實(shí)用可編輯第二十頁(yè)，共五十頁(yè)。Parentsshouldtakeseriouslytheirchildren’srequestsforsunglasses____eyeprotectionisnecessaryinsunnyweather.A.becauseB.thoughC.unlessD.if

21精品PPT|實(shí)用可編輯第二十一頁(yè)，共五十頁(yè)?？键c(diǎn)2Nowthat(既然),seeingthat,consideringthat等也可以引導(dǎo)原因狀語(yǔ)從句。___________youhavefinishedyourhomework,youmaygohomenow.A.WhenB.InthatC.FromthatD.Nowthat22精品PPT|實(shí)用可編輯第二十二頁(yè)，共五十頁(yè)。四、條件狀語(yǔ)從句:由if,unless,so/aslongas(只要),so/asfaras,incase(that)(萬(wàn)一),supposingthat,providing/providedthat等引導(dǎo)：Ifplasticsandrubberareburned,theygiveoffpoisonousgases.

Youcangoout,aslongas(solongas)youpromisetobebackbeforeeleven.IncaseIforget,pleaseremindmeaboutthat.注意：條件狀語(yǔ)從句中的謂語(yǔ)動(dòng)詞的時(shí)態(tài)不可用將來(lái)時(shí)，只能用現(xiàn)在時(shí)態(tài)或過(guò)去時(shí)態(tài)表示將來(lái)時(shí)。AsfarasIcantell,thewholethingshouldcostabout$500.

Unlessyouworkhard,youwillfail,23精品PPT|實(shí)用可編輯第二十三頁(yè)，共五十頁(yè)。1)Johnmayphonetonight.Idon’twanttogoout____hephones.

A.aslongasB.inorderthatC.incaseD.sothat3)Themenwillhavetowaitallday____thedoctorworksfaster.A.ifB.unlessC.whetherD.that4)____youcallmetosayyou’renotcoming,I’llseeyouatthetheatre.A.ThoughB.WhetherC.untilD.Unless5)Youwillsucceedintheend______youdon’tgiveuphalfway.A.evenifB.asthoughC.aslongasD.unless24精品PPT|實(shí)用可編輯第二十四頁(yè)，共五十頁(yè)。6)____Iknowthemoneyissafe,Ishallnotworryaboutit.A.EventhoughB.UnlessC.AslongasD.While7)---Howfarapartdotheylive?---____Iknow,theyliveinthesameneighborhood.A.AslongasB.AsfarasC.AswellasD.Asoftenas8)____Icansee,thereisonlyonepossiblewaytokeepawayfromthedanger.A.AslongasB.AsfarasC.JustasD.Evenif25精品PPT|實(shí)用可編輯第二十五頁(yè)，共五十頁(yè)。五讓步狀語(yǔ)從句：由though,although,as(雖然盡管),evenif,eventhough,wh-ever,nomatter-wh,whether引導(dǎo).1)Thoughheisold,yetheisactive.2)Althoughmostofthepeopleagreed,somewerenotwillingtoaccepted.3)Proudasthenoblesare,heisafraidtoseeme.Wewouldn’tloseheartevenifweshouldfailtentimes.4)Whenever(=nomatterwhen)youcallonme,youarealwayswelcome.5)Wherever(nomatterwhere)youwork,youcanalwaysfindtimetostudy.6)Taketheoneyoulikebest,whichever(nomatterwhich)itis.26精品PPT|實(shí)用可編輯第二十六頁(yè)，共五十頁(yè)。7)NomatterwhatIsayorhowIsayit,healwaysthinksI’mwrong.8)Whetherhecomesornot,we’lldiscusstheproblemthisafternoon.注意：（1）讓步狀語(yǔ)從句在句中的位置可放前也可放后，有時(shí)還可以插在主句中間，前置時(shí)，強(qiáng)調(diào)主句內(nèi)容，后置時(shí)強(qiáng)調(diào)從句內(nèi)容。

（2）though與although同義，用法基本一樣，前者通俗，口語(yǔ)化；后者較正式，多放于句首，不能與but連用，但可以與yet,still等連用，用來(lái)加強(qiáng)語(yǔ)氣。Though(Although)hewastired,yet(still)hewentonworking.27精品PPT|實(shí)用可編輯第二十七頁(yè)，共五十頁(yè)?？键c(diǎn)1as引導(dǎo)讓步狀語(yǔ)從句倒裝,作為從句表語(yǔ)的形容詞或者名詞位于從句主語(yǔ)之前。此外還有however也要倒裝。although不可以倒裝，though可倒可不倒，不倒多________,hedoesn’tstudywell.AsheiscleverB.HeisascleverC.CleverasheisD.AscleverheisYoushouldreportanyincident,_______seriousorminoritis.A.howeverB.whateverC.whoeverD.whichever考點(diǎn)2whether引導(dǎo)狀從和or連用Whethersickorwell,she’salwayshappy.28精品PPT|實(shí)用可編輯第二十八頁(yè)，共五十頁(yè)。1)____,Ihaveneverseenanyonewho’sascapableasJohn.

A.AslongasIhavetraveledB.NowthatIhavetraveledtomuchC.MuchasIhavetraveledD.AsIgavetraveledtomuch2)Mr.Hallunderstandsthat____mathhasalwaysbeeneasyforhim,itisnoteasyforthestudents.A.unlessB.sinceC.althoughD.when3)---Dad,I’vefinishedmyassignment.---Good,and_____youplayorwatchTV,youmustn’tdisturbme.A.wheneverB.whetherC.whateverD.nomatter4)Youcaneatfoodfreeinmyrestaurant____youlike.A.wheneverB.whereverC.whateverD.however29精品PPT|實(shí)用可編輯第二十九頁(yè)，共五十頁(yè)。5)_____,Ihavetoputitawayandfocusmyattentiononstudythisweek.A.HoweverthestoryisamusingB.NomatteramusingthestoryisC.HoweveramusingthestoryisD.Nomatterhowthestoryisamusing6)Youshouldtrytogetagoodnight’ssleep____muchworkyouhavetodo.A.howeverB.nomatterC.althoughD.whatever

30精品PPT|實(shí)用可編輯第三十頁(yè)，共五十頁(yè)。六方式狀語(yǔ)從句：Theteachertoldthestudentstodoashedid.Leaveitasitis.Heheardanoise,asifsomeonewasbreathing.Isawthemanlookingabouthimasifhewishedtoimpressuponhismindeverything.asif和asthough意義和用法大致一樣，引導(dǎo)的從句多用虛擬語(yǔ)氣，但也可用陳述語(yǔ)氣。HetreatsmeasifIwerehisownson.由連詞：as（象…一樣）,asif,asthough引導(dǎo)31精品PPT|實(shí)用可編輯第三十一頁(yè)，共五十頁(yè)。七目的狀語(yǔ)從句

通常由that,sothat,inorderthat,so…that,incase（以防、免得）forfearthat(以防，以免)等引導(dǎo)Hegotupearlyinorderthathecouldcatchtheearlybus.Shemarriedhimsothatshemighttendandcomforthim.Iexplainedagainincaseheshouldmisunderstandme.注意:

目的狀語(yǔ)從句中謂語(yǔ)動(dòng)詞常含有may(might),can(could)should,will等情態(tài)動(dòng)詞。Ihidtheknifeunderthebed__________hefoundit.A.ifB.sothatC.forfearthatD.inorderthat32精品PPT|實(shí)用可編輯第三十二頁(yè)，共五十頁(yè)。1)Johnshuteverybodyoutofthekitchen_____hecouldpreparehisgrandsurprisefortheparty.A.whichB.whenC.sothatD.asif2)Rosesneedspecialcare_____theycanlivethroughwinter.A.becauseB.sothatC.evenfD.as3)Sallyworkedlateintheeveningtofinishherreport___herbosscouldreaditfirstnextmorning.A.sothatB.inordertoC.beforeD.soas33精品PPT|實(shí)用可編輯第三十三頁(yè)，共五十頁(yè)。八結(jié)果狀語(yǔ)從句：Itwasverycold,______theriverfroze.Thebookis___written______itgivesaquitewrongideaofthefacts.Therewere____manypeople(=suchalotofpeople)intheroom_____wecouldnotgetin.Hemade______anexcellentspeech____everyoneadmiredhim.由that,sothat,so…that,such…that，withtheresultthat引導(dǎo)：注意so在主句中修飾形容詞或者副詞，such在主句中修飾名詞sothatsososuchthatthatthat34精品PPT|實(shí)用可編輯第三十四頁(yè)，共五十頁(yè)?？键c(diǎn)1so…that和such…that在一定條件下可以互相換。Such修飾帶有形容詞的單數(shù)可數(shù)名詞時(shí)，可以用so…that來(lái)代替such…that,這時(shí)不定冠詞在形容詞之后；當(dāng)such修飾不可數(shù)名詞和復(fù)數(shù)名詞時(shí)，不能用so…that來(lái)代替such…that,但可以用somany,somuch,sofew,solittle等短語(yǔ)It’ssuchagoodfilmthatI’veseenittwice.=Itis________________thatI’veseenittwice.(so)I’vesofewchancesthatIcanenjoymyself.考點(diǎn)2sothat表示目的還是表示結(jié)果？有時(shí)看逗號(hào)。結(jié)果從句多用逗號(hào)隔開。Wearrivedearlysothatwecouldgetgoodseats.Wearrivedearly,sothatwegotgoodseats.sogoodafilm35精品PPT|實(shí)用可編輯第三十五頁(yè)，共五十頁(yè)?？键c(diǎn)3若表示強(qiáng)調(diào)，可以將so或者such移到句首，主句用部分倒裝。Sobadlywasheillthathewastakentothehospital.36精品PPT|實(shí)用可編輯第三十六頁(yè)，共五十頁(yè)。九、比較狀語(yǔ)從句：由連詞as…as,notso(as)…as,than等引導(dǎo)：Ihopeitwasasgoodastheoneyoulentme.Actuallytheoceanfloorarealmostasirregularastheexposedlandarea.

Noonecanbemorefitforhisofficethanheis.

Hecan’trunsofastasshe.考點(diǎn)1：“the+比較級(jí)(接從句)，the+比較級(jí)(接主句)，這一句型也歸在比較狀語(yǔ)從句內(nèi)。如：

Themoreyoustudy,themoreyouknow.

Theharderwework,thehappierwefeel.37精品PPT|實(shí)用可編輯第三十七頁(yè)，共五十頁(yè)。AsfarasIamconcerned,educationisaboutlearningandthemoreyoulearn,_____.A.themoreforlifeareyouequippedB.themoreequippedforlifeyouareC.themorelifeyouareequippedforD.youareequippedthemoreforlife38精品PPT|實(shí)用可編輯第三十八頁(yè)，共五十頁(yè)。考點(diǎn)2比較狀從常用as或than引導(dǎo)時(shí)，有一些成分被省略,有時(shí)候要用that來(lái)代替比較對(duì)象，否則要產(chǎn)生歧義Johnplaysfootball_______,ifnotbetterthan,David.A.aswellB.aswellasC.sowellD.sowellasTheweatherofNanjinginsummerisashotas______Wuhan.A.不填B.thoseofC.thatofD.in考點(diǎn)3as…as,notso(as)…as否定句中可以用“so”第二個(gè)as才是引導(dǎo)狀從的從屬連詞Thehorseisgettingoldandcannotrun____itdid.A.asfasterasB.sofastthanC.sofasterasD.sofastas39精品PPT|實(shí)用可編輯第三十九頁(yè)，共五十頁(yè)?？键c(diǎn)4有比較級(jí)概念不用than從句Elder,former,latter等形容詞，形式是比較級(jí)，但不用于than從句。Heistheelderofthetwo.考點(diǎn)5than從句表示最高級(jí)than+anyother+單數(shù)，than+alltheother+復(fù)數(shù)，than+any…else等；否定詞＋than引導(dǎo)狀從也可表示最高級(jí)，如Ihaveneverseena______interestingmovie.A.mostB.moreC.betterD.nomore考點(diǎn)6than后面人稱代詞主格賓格有時(shí)候意思不同。ShedrawsbetterthanI(me)相同。－－Yourwifeseemstolikeherdogverymuch.－－Yes,shelikesthedogmorethan_____.A.IB.meC.herD.she40精品PPT|實(shí)用可編輯第四十頁(yè)，共五十頁(yè)?？键c(diǎn)7幾種指明客觀差異，并作出主觀選擇的比較句型Better+（主語(yǔ)）＋形容詞（或副詞，名，不定式等）…+than+被比對(duì)象Bettertolightonecandlethantocursethedarkness.主語(yǔ)＋wouldrather+動(dòng)詞原形…+than+動(dòng)詞原形Theywouldratherdieasfreementhanliveasslaves.主語(yǔ)＋謂語(yǔ)＋ratherthan+動(dòng)詞原形Idecidedtowriteratherthantelephone.主語(yǔ)＋wouldsooner+動(dòng)詞原形…+than+動(dòng)詞原形Iwouldsoonerdiethandosuchathing.Soonerthan+動(dòng)詞原形…,主句主語(yǔ)＋would+動(dòng)原Soonerthandosuchwork,Iwoulddie.41精品PPT|實(shí)用可編輯第四十一頁(yè)，共五十頁(yè)?？键c(diǎn)8morethan和more…than的不同含義morethan+名詞不止，不僅僅是morethan+形容詞、動(dòng)詞很，非常morethan+數(shù)詞超出，多余morethan+(that)從句遠(yuǎn)非，超過(guò)….more/less…than與其說(shuō)，倒不如說(shuō)如果有形容詞用原級(jí)請(qǐng)翻譯一下幾句話Hibernationismorethansleep.Thetowerismorethan100metershigh.Ihavemorethanenough.ThebeautyofXihuismorethanIcandescribe.Itismorebluethangreen.Thegirlislesshurtthanfrightened.42精品PPT|實(shí)用可編輯第四十二頁(yè)，共五十頁(yè)?？键c(diǎn)9比較狀語(yǔ)從句表示倍數(shù)，可以用as和than來(lái)表示。三種句型：1)A…＋倍數(shù)＋比較級(jí)＋thanB如：Thisbuildingistwicetallerthanthatone．2)A…＋倍數(shù)＋as原級(jí)as＋B如：Thisbuildingisthreetimesastallasthatone．3)A…＋倍數(shù)＋thesize(height,weight,lengthetc．)＋ofB如：Thisbuildingisthreetimesthesizeofthatone．(2)句型變式：倍數(shù)＋more＋名詞＋than*倍數(shù)＋asmany/much＋名詞＋asAmericanseatmorethantwiceasmanyvegetablesperpersontodayastheydidin1910.43精品PPT|實(shí)用可編輯第四十三頁(yè)，共五十頁(yè)。精品PPT·收集整理第四十四頁(yè)，共五十頁(yè)。WiththehelpoftheGermanexperts,thefactoryproduced_______carsin1993astheyearbefore.astwicemanyB.asmanyastwiceastwiceasmanyD.twiceasmanyItisreportedthattheUnitedStatesuses_______________thewholeofEurope.TwiceenergymorethanTwiceenergyasmuchasTwicea