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1、when:1. bedoing/beabouttodo/beonthepointofdoing/haddone这时,强调一个动作的突然发生)1) Iwaswalkingalongtheriver,whenIheardadrowningboycryforhelp.2) Iwasabouttoleavewhenitbegantorain.3) Ihadjustfinishedmytestpaperwhenthebellrang,announcingtheexamwasover.2. Itwas(not)+时间段+before+一般过去时过了一段时间就”Itwill(not)be+时间段+befor
2、e+一般现在时要过一段时间才会”Itis/hasbeen+时间段+sineeItwas+点时间+whenItwas+时间状语+that(强调句)1) Itwasnotlongbeforehesensedthedangeroftheposition.不久他就意识到他处境危险。(动作已发生)2) Itwillbehalfayearbeforeyougraduatefromtheschool.还有半年你才从这个学校毕业。(动作未发生)3)Itis3yearssineeheworkedhere.=helefthere.(sinee从句中的谓语动词若是延续性动词,要从这个动作结束的时候算起)4) Itw
3、as3o'clockrwtheyreceivedthetelephone.5) Itwasat3o'clockthattheyreceivedthetelephone.3. once一旦,表示时间和条件1) Onceyoustart,youwillnevergiveup.2) Onceyouunderstandwhattheteacherexplained,youwillhavenodifficultydoingthework.4. the+比较级,the+比较级越越”Themorebooksyouread,themoreknowledgeyouwillget.5. wheth
4、eror无论是还是1) Whethertheweatherisgoodorbad,theywillsetoffastheyplanned.2) Anyperson,whetheryoungorold,hashisownworth.6. 祈使句+or/otherwise+结果句或祈使句+and+结果句1) Stopdoingsuchafoolishthing,oryouwillbepunishedintime.2) Moreeffort,andtheproblemwouldhavebeensettled.7. everytime/eachtime/nexttime/thefirsttime/an
5、ytime等短语弓丨导时间状语从句,表示每当,每次,下次,第一次,任何时候”。1) Everytimeyoumeetwithnewwordswhilereading,don'talwaysrefertoyourdictionary.2) Nexttimeyoucome,doremembertobringyoursonhere.3) Youarewelcometocomebackanytimeyouwantto.8. Thereis(no)needtodoThereis(no)hope/chance/possibilityofdoingThereis(no)difficulty/trou
6、ble/point/delay(in)doing1) Isthereanychaneeofourwinningthematch?2) Thereisnopointindiscussingtheproblemagain.9. it强调句:基本构成形式:Itis/was+被强调部分+who/that+原句剩余部分Imethiminthestreetyesterdayafternoon.ItwasIwho/thatmethiminthestreetyesterdayafternoon.(强调是我,不是另U人)ItwasinthestreetthatImethimyesterdayafternoon.
7、(强调是在大街上,不是在另U的地方,强调的是地点,但不用where)ItwasyesterdayafternoonthatImethiminthestreet.(强调是昨天下午,不是在别的时候,强调的是时间,但不用when)10. not.until直到才1) Thevillagersdidn'trealizehowseriousthepollutionwasuntilallthefishdiedintheriver.2) Itwasnotuntilallthefishdiedintheriverthatthevillagersrealizedhowseriousthepollutio
8、nwas.(强调句)3) Notuntilallthefishdiedintheriverdidthevillagersrealizehowseriousthepollutionwas.(倒装句)11. notonlybut(also)引导并列结构:作主语时,谓语动词与邻近的一个主语保持一致。Notonlytheteacherbutalsothestudentshavetheireyesexaminedregularly.notonly.but(also)引导并列句时,notonly引导的部分置于句首时要部分倒装。1) Notonlywaseverythinghehadtakenaway,bu
9、talsohisGermancitizenshipwastakenaway.2) Notonlyshouldwestudentsstudyhard,butalsoweshouldknowhowtoenjoyourselvesinoursparetime.12. wouldrather+从句(从句要用虚拟语气,即从句中谓语动词用一般过去式,表示现在或将来的愿望;从句中谓语动词用过去完成市,表示对过去的愿望)1)I'dratheryoupostedtheletterrightnow.我想让你现在就把信寄出去。2)I'dratherIhadn'tseenheryeste我情愿
10、昨天没见到她。13. so,neither/nor引导得倒装表示另一者也如此"及前者的情况也适用于后者,用so,neither/nor引导的倒装句,助动词的选择依据前一句的谓语动词。1)Hehasfinishedhishomework,sohaveI.2)Mysisterpreferscoffee,sodoI.3) Johncan'trideabicycle,neither/norcanI.Itis/wasthe若前句的谓语动词既有肯定又有否定形式时,或谓语动词不属于一类时,用samewithsb.或Soitis/waswithsb.1)Heisaworkerandhewor
11、kshard,soitiswithJohn.若后一句是对前一句所说的内容表示赞同或认可,则主语和谓语不倒装。1) Itiscoldtoday.Yes.Soitis2) HevisitedTokyolastweek.Yes.Sohedid.14. 倍数表达法:A+谓语+倍数+the+n.(size/height/length)+ofBA+谓语+倍数+as+abj.+asBA+谓语+倍数+adj.比较级+thanBA+谓语+adj.比较级+thanB+by+倍数1) Thissquareistwicethesizeofthatone.Thissquareistwiceaslargeasthaton
12、e.Thissquareisoncelargerthanthatone.2) Thisfactoryproducedthreetimesasmanycarsastheydid10yearsago.3) Heis3yearsolderthanIHeisolderthanIby3years.15. as/with表示随进展”as后面接句子,with后面接短语。1) Withtheindustrydeveloping,thepollutionisbecomingmoreandmoreserious.2) Astheindustrydevelops,thepollutionisbecomingmore
13、andmoreserious.16. with的复合结构(作状语或作定语)with+n.+adj.(with可以省略)1) (With)thestreetwetandslippery,wehadtorideourbikesslowlyandcarefully.Becausethestreetwerewetandslippery,2) Thestudentswerelisteningtotheteacher,(with)theireyeswideopen.Thestudentswerelisteningtotheteacher,andtheireyeswerewideopen.with+n.+a
14、dv.(with可以省略)1)Heputonhiscoathurriedly,(with)thewrongsideout.with+n.+prep-phrase(with可以省略)1)Theoldmanwasseatedinthesofa,(with)apipeinhismouth.with+n.+todo/tobedone(动词不定式的动作还未进行)with+n.+doing/beingdone(动词不定式的动作正在进行)with+n.+done(动词不定式的动作已经完成或指n.所处的状态)1) Withsomanyproblemstosettle,thenewly-electedpresi
15、dentishavingahardyear.2) Hewaslyinginbed,withhiseyesfixedontheceiling.3) Withthetemplebeingrepaired,wecan'tvisitedit.17. 以here,there,in,out,up,down,away在进行的动作)。等副词开头的倒装句(多用一般现在时表示正1)Herecomesthebus!(=Thebusiscominghere!)2)Awayhewent.他走远了。(若主语是代词则主语与谓语不倒装)18. 方位状语位于句首时的倒装句。1) Infrontofthehousesto
16、ppedapolicecar.2) Underthetreesataboy,withabookinhishand.19. 具有否定意义的副词或短语位于句首时句子要部分倒装。常用的有:little,never,seldom,hardly,rarely,nosooner,innotime,bynomeans,innocase等。20. themoment,theminute,immediately,directly,ondoing表示一就”1) Onarriving(hisarrival)attheairport,hewassurroundedbythereporters.2) Haveyougi
17、veJohnthebook?Yes,themomentIsawhim.21. while/but:while侧重两者之间的对比,but多指一件事的两个对立面。1)HelikeslisteningtomusicwhileIlikewatchingTV.tenoughmoney.2)Ibadlywantedthatbook,butIhaven22. onlytodo作结果状语,多用来表示出人意料、结局令人沮丧的结果。动词多是终结性的词,如:find,learnn,tobetold,tobecaught等。1) Hisfatherdisappeared,nevertobeheardfromagain
18、.2) Hehurriedtohisoffice,onlytobetoldthathewasdismissed.23. only+状语的结构放在句首,主句要部分倒装。1) Theteachertoldmethatonlyinthatway,couldIlearnEnglishwell.2) Ireceivedmymother'scallat11a.m.,onlythendidIrememberitwasmybirthdaytoday.24. taste,smell,look,sound,feel等感官动词作为系动词后面要接adj.作表语。1) Appleofthiskindtastes
19、verynice.2) Smellingnice,thiskindofbreadsellswell.25. 有些动词常用作不及物动词与well或easily连用,表示某物具备的某种特征,常用的词有sell,cut,wash,last,burn等。1) Hislatestworksellswell.2) Drywoodburnseasily.26. 否定词与比较级连用,表达最高级的含义。1) Ihaveneverseenabetterfilm.2) Ican'tagreeyoumore我非常同意。27. It的句型不定式作主语,it作形式主语:It+系动词+adj./n.+forsb.t
20、odo(forsb.表示动词不定式动作的执行者)It+系动词+adj.+ofsb.todo(ofsb.既表示动词不定式动作的执行者又表示人所具备的性质或特征)1) It'simportantforustohaveagoodknowledgeofEnglish.2) It'sthoughtfulofhimtofixusupforthenight.不定式作宾语,it作形式宾语:主语+think/consider/believe/make/feel+it+adj./n.+forsb./ofsb.+todo1) Ifeelitfoolishofhimtobelievesuchaman.
21、2) Thetimelyrainhadmadeitpossibleforthecropstogrowwell.Itissaid/thought/hoped/believedthatSb.issaid/thought/hoped/believedtodo1) Itissaidthatheisstudyingabroad.>Heissaidtobestudyingabroad.2) ItisconsideredthatmanycountrieshighlyvalueChinaroleinhelpin'world'speace.=Manycountriesisconsidere
22、dtohighlyvalueChina'sroleinhelpingworld'speace.Itistimetodo/Itistimethat+主语+动词的一般过去式,表示该是做的时候了。1)Itistimethatweendedthediscussion.28. 虚拟语气中的重点句型If+were/did(动词过去式),主语+情态动词(would,could,might,should)+do(用来表示对现在情况的假设) Idon'thaveacellphone.IfIhadone,itwouldbeconvenientformetocontractothers.If
23、+haddone(过去完成式),主语+情态动词(would,could,might,should)+havedone(用来表示对过去情况的假设) IfIhadgonetotheconcert,Iwouldhaveseenthefamoussinger.If+were/did(动词过去式)/weretodo/shoulddo,主语+情态动词(would,could,might,should)+do(用来表示对将来情况的假设) IfIwerenottotake/shouldtake/tooktheexamtomorrow,Iwouldgoshoppingwithyou.虚拟语气条件句的倒装:在虚拟
24、语气条件句中,如果出现助动词were,should,had,可省略if,把这些词提到主语前面,变成倒装句。 Shouldheactlikethatagain,hewouldbefined.(Ifheshouldactlikethatagain,)Werehetoactlikethatagain,hewouldbefined.(Ifheweretoactlikethatagain,)*lfheactedlikethatagain,不可以倒装) Hadthedoctorcomeintimelastnight,theboywouldhavebeensaved.(Ifthedoctorhadcomei
25、ntimelastnight,) IfIhadtimenow,Iwouldgotothefilmwithyou.(不可以倒装,因为句中的had不是助动词)Butfor->Ifitwerenotfor/Ifithadn'tbeenfor Butforthedeterminedcaptain,allthepassengersonboardwouldn'thavebeensaved.(Ifithadn'tbeenforthedeterminedcaptain,allthepassengersonboard) Butforyourrichparents,youwouldn
26、livesuchaneasylife.(Ifitwerenotforyourrichparents,youwouldn'tlivesuchaneasylife.在suggest,insist,demand,require,request,order,advise,propose等表示建议、要求、命令、主张的动词引导的名词性从句中,从句的谓语动词要用(should)do的形式。 MotherinsistedthatJohn(shouId)gotobedbefore9o'clock.对比:HeinsistedthatIhadtakenawayhisdictionary.(不是建议、
27、要求、命令或主张) HissuggestionthatTony(should)beinvitedtothepartywasrefused.(同位语从句)对比:Hiswordssuggestedthathewasveryangrywithme.(不是建议、要求、命令或主张)29. asif/asthough表示(与事实相反,用虚拟;若表示即将成为事实或有可能成为事实,则用陈述语气) Hewasingreattrouble,butheactedasifnothinghadhappened. Althoughtheyjustmetforthefirsttime,theytalkedasiftheyh
28、adbeenfriendsformanyyears. Thecloudsaregathering.Itlooksasifitisgoingtorain.30. n./adj./adv./v.+as/though+主语+谓语,尽管但是,引导让步状语从句 Childasheis,hehasalreadyknownwhatcareerhewantstofollow. Tryashemight,hecouldn'tsolvetheproblem. MuchasIrespecthim,Ican'tagreewithhisidea.31. ratherthan Itisbettertoas
29、kforhelpatthebeginningratherthantowaituntilabusyperiodwheneveryoneisrushedofftheirfeet. Itisthebosswhoistoblameratherthantheworkers.32. 疑问词+ever=nomatter+疑问词,引导让步状语从句或名词性从句 Whichever(=Nomatterwhich)youlike,youcantakeitaway.(让步状语从句)Youcantakeawaywhichever(=anyonethat)youlike.(名词性从句) Wheneveryoucomes,
30、youwillbewelcome.(让步状语从句) Whateverhappens,Iwillsupportyou.(让步状语从句) Whoeverbreaksthelaw,hewillcertainlybepunished.(让步状语从句)Whoeverbreaksthelawwillcertainlybepunished.(名词性从句) Howevergreatthedifficultyis,wecanovercomeit.(让步状语从句)33. if/aslongas/solongas/providingthat/providedthat/supposingthat/onconditionthat假如Iwilllendyoumoneyonconditionthatyoucanreturnitwithin3months.34. giventhat/consideringthat考虑到,鉴于 Givenherinte
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