四级作文经典词汇及句型一．适当用被动代替主动，这样能更客观的反映事实,句子开头不要总是用we/I(比如写结尾时不用weshouldpayattentionto而用Attentionshouldbepaidto.)二．善于使用插入语，比如说把副词、连接词等，作插入语放在中间，一般放在主语、动词或者助动词后，两边分别加上逗号。如：however/therefore/forexample/Ibelieve做插入语放在中间，一般放在动词，助动词后，两边分别加上逗号。比如说：Otherindividuals,however,taketheattitudethat…三，一定要学会换词，换形象，具体的代替太宽泛的。(考试中一般不要出现good,bad,many,thing,think,people,opinion)等等。1.individuals,characters,folks代替(people,persons)2:positive,favorable,rosy(美好的)，promising(有希望的)，perfect,pleasurable,excellent,outstanding代替good3:dreadful,unfavorable,poor,adverse(有害的)代替bad4:asliceof,quietafew,several代替some5:harbortheideathat,taketheattitudethat,holdtheviewthat,itiswidelysharedthat,itisuniversallyacknowledgedthat替think(因为是书面语，所以要加that)6:affair,business,matter代替thing7:formypart,frommyownperspective代替inmyopinion8:Increasing(ly),growing代替moreandmore(注意没有growingly这种形式。所以当修饰名词时用increasing/growing.修饰形容词，副词用increasingly.Eg.sthhasgainedgrowingpopularity./Sthisincreasinglypopularwiththeadvancementofsth.9.exceedingly,extremely代替very10.sthappealstosb,sthexertsatremendousfascinationonsb代替sbtakeinterestin11.captureone'sattention代替attractone'sattention.12.giveriseto,leadto,resultin,trigger代替cause.113.Thereareseveralreasonsbehindsth代替..reasonsforsth14.desire代替want.15.pourattentioninto代替payattentionto16.bearinmindthat代替remember17.enjoy,possess代替have(注意process是过程的意思)四，多样化句型1)定语从句(限定性和非限定性)TherearemanyreasonswhyIwanttostudyinyouruniversity.Itisestimatedthattensofbillionsofyuanisspentoncigaretteseveryyearinourcountry,whichisahugewaste.2)状语从句(时间，原因，地点，条件，让步等)Whenthemanisenjoyingthecigarette,thesmokebecomesamonster(怪物)whichwilldevourhim.Whateverthereason,therearestillsomeproblemswithstudentuseofcomputers.3)分词短语做定语或状语Mr.Kangcametoouruniversity,givingusalectureonhowtopreparefortheCETBand-4.4)强调句Itwashimwhogaveupmuchhopeforthefuture.5)倒装句Onlythroughthesemeasurescanwehopetosolvetheproblem.6)省略句Ifso,wehavetogiveitup.Ifnecessary...Whateverthereason...7)What句型Wetotallyagreewithwhatyouhavejustsaid.五.常用经典句型1.the+est+名词+(that)+主词+haveever+seen(known/heard/had/read,etc)themost+形容词+名词+(that)+主词+haveever+seen(known/heard/had/read,etc)例句：HelenisthemostbeautifulgirlthatIhaveeverseen.2.Nothingis+erthanto+V2Nothingis+more+形容词+thanto+V例句：Nothingismoreimportantthantoreceiveeducation.没有比接受教育更重要的事。3.cannotemphasizetheimportanceof~~~toomuch.再怎么强调...的重要性也不为过。例句：Wecannotemphasizetheimportanceofprotectingoureyestoomuch.4.Thereisnodenyingthat+S+V...（不可否认的...）例句：Thereisnodenyingthatthequalitiesofourlivinghavegonefrombadtoworse.不可否认的，我们的生活品质已经每况愈下。5.Itisuniversallyacknowledgedthat+句子~~（全世界都知道...）例句：Itisuniversallyacknowledgedthattreesareindispensabletous.全世界都知道树木对我们是不可或缺的。6.Thereisnodoubtthat+句子~~（毫无疑问的...）例句：Thereisnodoubtthatoureducationalsystemleavessomethingtobedesired.毫无疑问的我们的教育制度令人不满意。7.Dueto/Owingto/Thanksto+N/Ving,~~~（因为...）例句：Thankstohisencouragement,Ifinallyreali...
