雅思写作论证方法

1.经济与就业原则如“是否要戒烟”Pros:烟草行业促进经济发展（promotetheeconomicdevelopment），提高国家税收收入（enhancethetaxincomeofacountry）提供就业岗位（providetheopportunitiesofemployment）2.时间与效率原则如“是否限制飞机飞行”Pros:节省时间，提高效率（time-saving,enhancetheefficiency）3.空间与安全原则如“是否在社区里建工厂”Cons:占据空间，社区变得拥堵（occupythespace,overcrowded）安全隐患（potentialsafetyhazard）4.心理健康原则如“是否要戒烟”Cons:产生心理依赖（psychologicallydependentonsmoking）如“旧楼是否被现代化楼房代替”Cons:居民对旧楼有感情（beattachedtothehistoricalbuildings）5.生理原则如“是否要戒烟”Cons:有害身体健康，有可能导致肺癌（bedetrimentaltohealth,leadtolungcancer）如“手机的优缺点”Cons:有可能导致脑癌（haveapotentialto…）6.教育原则如“旧楼是否被现代化楼房代替”Cons:一些旧楼是教育的绝好教材（atextbookofteaching）如“大学传授知识”Pros:奠定研究和就业的基础（layafoundationfor…）7.文化原则如“全球化的优缺点”Pros:促进文化的交流和传播（theculturalcommunication）Cons:导致文化个性的消失（theextinctofculturalidentity）产生文化的矛盾和冲突（culturalconflict）8.环境和能源原则如“是否限制使用汽车”Cons:空气、噪音污染（airpollutionandnoisecontamination）能源危机（energycrisis）9.道德原则如“是否拿动物做实验”Cons:不人道，太残忍（inhumane,cruel）10.权利原则如“是否拿动物做实验”Cons:剥夺动物生存的权利（depriveanimals’rightsofliving）Eg1.Tourismisbelievedtobeagoodwayofimprovingasociety’sprogress.Discusstheadvantagesanddisadvantagesofexploringthisresource.通过“十大论证原则”，我们分别将优缺点列举如下：Pros：经济与就业原则（对国家和地区政府），心理原则（对旅游者），生理原则（对旅游者），文化原则Cons:空间与安全原则（对个人），文化原则，环境原则正文的结构安排如下：Admittedly,thereisanopinionthattheexplorationoftourismexertsnegativeinfluencesonenvironmentalandculturalaspects.Foronething,touristsarebelievedtoproducesevereenvironmentalpollution,whichbreakstheecologicalbalance.Foranother,suchactivitieswoulddefinitelygiverisetoculturalconflictsbetweenlocalsandvisitors.However,onnoaccountcanwelosesightthatthegovernment,thelocalresidentsaswellasthetravelersthemselvesgainbenefitsfromthedevelopmentoftourism.Tobeginwith,themunicipalgovernmentiscertaintoincreasetherevenueincomefromthis.Besides,itisobviousthatexploitingthisresourcewouldprovidethelocalinhabitantswithalargenumberofemploymentopportunities.Lastbutnotleast,travelerscanalsobroadentheirhorizon,andrelievethepressureaccumulatedfromworkorstudy.Eg2:Somepeoplethinkthatusinganimalsforexperimentationpurposeisnecessaryforthedevelopmentofscience.Towhatextentdoyouagreeordisagree?Pros:经济原则，安全原则，生理原则Cons:道德原则，权利原则正文结构安排如下：Admittedly,thereisanopinionthattakinganimalsforthepurposeofexperimentationisunnecessary.Foronething,theybelievethatsuchactivitiesbringtheseanimalsunlimitedsuffering,whichisinhumaneandcruel.Foranother,arangeofanimalsrights’protectorsareworriedthatitisabehaviortodepriveanimals’rightsofliving.However,onnoaccountcanwelosesightthatanimalsusedforexperimentareofgreatcontributiontothedevelopmentofscience.Firstandforemost,itisbelievedthatcertainkindsofanimals,suchasmice,sharethesamefeatureswithhumanbeings.Besides,animalsusedforexperimentaremuchcheaperthanhumanbeings,whichreducesthecostonresearching.Lastbutnotleast,scientistswhouseanimalstoconductexperimentareinthehopetotestthesafetyandeffectivenessofnewlydevelopeddrugsbeforepilottestingonsmallgroupofpatients.1、解释说明（explanation）句型：Thisistosay,…Tobemoreprecise,…BythisImean,…thereasonwhyitisdifficultforuniversitystudentstofindajobaftergraduationtheincreasingworldpopulation（离题）theincreasinglyfiercecompetition(有说服力）讲道理的时候只围绕topicsentence进行解释说明Theretiredpeopletendtoofferserviceforthebenefitsofthefamilyandthecommunity.Thisistosay,theelderlyalwaysspendtheirtimeintakingcareofthefamilyanddoinghouseholdchoresforthefamilyaswellasorganizingcharitableactivitiesforthecommunity.Thecomputertechnologyhasnodoubtatallreplacedmostoffunction,thatis,wecanreadbooksfromtheacademicdatabase;newspapersandpublishesfromalmosteverywhere,thismeansthatwedonotneedmanyhardcopiesandenvironmentfriendlyfortheearth.HoweverIamnotsomuchconvincedthatpubliclibrariescanreplaceotherfunctionsthatweneedotherthanprovidinginformationorbooks.2.下定义(definition)Somepeoplethinkthatuniversitiesshouldprovidegraduateswiththeknowledgeandskillsneededintheworkplace.Othersthinkthatthetruefunctionofauniversityshouldbetogiveaccesstoknowledgeforitsownsake，regardlessofwhetherthecourseisusefultoanemployer.What，inyouropinion，shouldbethemainfunctionofauniversity?However,reachingtheconclusionthatotherfunctions，suchasgivingaccesstoknowledgeforitsownsake，arenolongerimportantisbiased.Forhundredsofyears，especiallyinthewest，theundergraduateeducationis，indeed，aliberaleducation，whichmeanstheundergraduateslearnawiderangeofcurriculumssuchaspsychology，economics，politicsthathasnodirectrelationstojobs.Theupsidesofthisisthatitfirstlyenablesstudentstobecomebroad-mindedandhelpthemlayasolidtheoreticalfoundation，thentheywillbeabletochoosethemostappropriatefieldbasedontheirowninterestsforfurtherstudies.GlobalizationGlobalization—theinternationalspreadofproducts,ideasandinformation—isbringingtheworldclosertogether.Butglobalizationisnotanewconcept.Forthousandsofyears，nationshaveroamedtheearthinsearchofnewmarketsandnewsourcesofrawmaterialsfortheirownindustries.Telephone/MobilephoneImagineusingsmokingsignals，carrierpigeonsorridersonhorsebacktosendanimportantmessage.Althoughthosemethodsmaysoun