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第一部分 同义词替换1. about（大约）—approximately2. get—obtain3. finish—complete4. change—transform5. method—technique6. buy—purchase7. ask—inquire8. begin、start—commence9. cheap—inexpensive10. obtainable—avaible11. use—employ12. have—possess13. get—acquire14. extra—additional15. help—assistance16. about（关于）—concerning17. enlarge—magnify18. many—numerous19. best—optimum20. lively—vigorous第二部分 连接词使用1.并列递进：moreover,inaddition,furthermore,besides,likewise,also,then, additionally2.转折：not,yet,however,nevertheless,nonetheless,meanwhile,ontheotherhand,onthe contrary,conversely,paradoxically,bycontrast,inspiteof，ratherthan,insteadof,unfortunately 3.解释：inotherwords,infact,asamatteroffact,thatis,namely,insimplerterms4.原因：because,becauseof,as,since,owingto,dueto,thanksto,forthisreason5.举例：forexample,forinstance,assuch,suchas,take...forexample,toillustrate,tonameafew6.强调：surprisingly,interestingly,intriguingly,strikingly,unexpectedly,clearly,obviously,apparently,infact,indeed,actually,asamatteroffact,undoubtedly7.可能：presumably,probably,perhaps8.让步：although,after all,inspiteof...,despite,evenif,eventhough,though,admittedly,given that9.总结：overall,eventually,consequently,insummary,inaword,asaresult,together, collectively,thus,hence,consequently,onthewhole,inconclusion,tosumup,inbrief,toconclude,tosummarize,inshort,briefly10.结果：therefore,asaresult,then,consequently,thus,hence,so,therefore,accordingly,consequently,asconsequence11.对比比较：likewise,similarly,inparallelto,while,whereas第三部分 常用句式1.说明选题的重要性：Xisthemain/leading/primary/majorcauseof..Xsareacommon/useful/criticalpartof…Xsareamongthemostwidelyused /commonlydiscussed/well-known/well-documented/widespread/commonlyinvestigatedtypesof…Xisrecognizedasbeing/believedtobe/widelyconsideredtobethemostimportant…Itiswellknown/generallyaccepted/commonknowledgethatXis…Xisincreasinglybecoming/settobecomeavitalfactorin…Xsareundergoingarevolution/generatingconsiderableinterestintermsof…Xsareattractingconsiderable/increasing/widespreadinterestdueto… 2.概述前人做过的研究：LastcenturyXwasconsideredtobe/viewedas/seenasthemost…Initial/Preliminary/ThefirststudiesofXconsideredittobe...TraditionallyX/InthehistoryofX,thefocushasalwaysbeen…Scientists/Researchers/ExpertshavealwaysseenXas…Untilnow/Formanyyears/Since1993Xshavebeenconsideredas…Xhasreceivedmuchattentioninthelasttwoyears/inthepastdecade/overthelasttwodecades…Forthepastfiveyears/Since2011therehasbeenarapidriseintheuseofXsThelasttwoyearshavewitnessed/seenahugegrowthinX…Thepastdecade/lastyearhasseenarenewedimportanceinX…Recentdevelopmentsin/findingsregardingXhaveledto…Xhasbecomeacentral/animportant/acriticalissuein…3.展望未来：Thenextdecadeislikelytosee/witnessaconsiderableriseinXInthenextfewyearsXwillbecome/islikelytohavebecomeWithinthenextfewyears,Xisset/destined/likelytobecomeanimportantcomponentin…By2025/Withinthenexttenyears,Xwillhavebecome…Xwillsoon/shortly/rapidly/inevitablybeanissuethat…4.指出知识上的空缺：Fewresearchershaveaddressedtheproblem/issue/questionof…Previousworkhasonlyfocusedon/beenlimitedto/failedtoaddress…Thecentral/coreproblemofAchallenging/Anintriguing/Animportant/Aneglectedareainthefieldof...ThecharacteristicsofXarenotwellunderstood/aremisunderstood/havenotbeendealtwithindepth.Itisnotyetknown/hasnotyetbeenestablishedwhetherXcandoY.Xisstillpoorly/notwidelyunderstood.TechniquestosolveXarecomputationallydemanding/subjecttohighoverheads/timeconsuming/impractical/frequentlyunfeasible.Amajordefect/difficulty/drawback/disadvantage/flawofXis…Oneofthemainissuesinourknowledgeof/whatweknowaboutXisalackof…Thisparticular/specificareaofXhasbeenoverlooked/hasbeenneglected/remainsunclear…Despitethisinterest,noonetothebestofourknowledge/asfarasweknowhasstudied…Althoughthisapproachisinteresting,itsuffersfrom/failstotakeintoaccount/doesnotallowfor…However,thereisstillaneedfor/hasbeenlittlediscussionon…Moreover,othersolutions/researchprograms/approacheshavefailedtoprovide...Thereisstill some/much/considerablecontroversysurrounding…Concernshavearisen/beenraisedwhichquestion/callintoquestionthevalidityof…Inthelightofrecenteventsinx,thereisnowsome/much/considerableconcernabout…5.论述论文目标和贡献：Inthisreport/paper/review/studywe…Thispaperoutlines/proposes/describes/presentsanewapproachto…Thispaperexamines/seekstoaddress/focuseson/discusses/investigateshowtosolve…Thispaperisanoverviewof/areviewof/areporton/apreliminaryattemptto...Thepresentpaperaimstovalidate/callintoquestion/refutePeng’sfindingsregarding…Xispresented/described/analyzed/computed/investigated/examined/introduced/discussedinorderto…Theaimofourwork/research/study/analysiswastofurther/extend/widen/broadencurrentknowledgeof…Theaimofthisstudyistostudy/evaluate/validate/determine/examine/analyze/calculate/estimate/formulate…Thispapercallsintoquestion/takesanewlookat/re-examines/revisits/shedsnewlighton…Weundertookthisstudy/initiatedthisresearch/developedthismethodologyto...Webelievethatwehavefound/developed/discovered/designedaninnovativesolutionto…Wedescribe/present/consider/analyzeanovel/simple/radical/interestingsolutionfor…
