书面表达经典句式是短文写作中使用率最高、覆盖面最广的以下基本句式，每组句式的功能相同或相似，考生可根据自己的情况选择其中的1－2个，做到能够熟练正确地仿写或套用。•1、表示原因•1）Therearethreereasonsforthis.•2）Thereasonsforthisareasfollows.•3）Thereasonforthisisobvious.•4）Thereasonforthisisnotfartoseek.•5）Thereasonforthisisthat...•6）Wehavegoodreasontobelievethat...•Therearethreereasonsforthechangesthathavetakenplaceinourlife.Firstly，people’slivingstandardhasbeengreatlyimproved.Secondly，mostpeoplearewellpaid，andtheycanaffordwhattheyneedorlike.Lastbutnotleast，moreandmorepeopleprefertoenjoymodernlife.•注：如考生写第一个句子没有把握，可将其改写成两个句子。如：Greatchangeshavetakenplaceinourlife.Therearethreereasonsforthis.这样写可以避免套用中的表达失误。•2.表示好处•1）Ithasthefollowingadvantages.•2）Itdoesusalotofgood.•3）Itbenefitsusquitealot.•4）Itisbeneficialtous.•5）Itisofgreatbenefittous.•例如：用心爱心专心•Booksarelikefriends.Theycanhelpusknowtheworldbetter，andtheycanopenourmindsandwidenourhorizons.Therefore，readingextensivelyisofgreatbenefittous.•3.表示坏处•1）Ithasmoredisadvantagesthanadvantages.•2）Itdoesusmuchharm.•3）Itisharmfultous.•例如：•However，everythingdividesintotwo.Televisioncanalsobeharmfultous.Itcandoharmtoourhealthandmakeuslazyifwespendtoomuchtimewatchingtelevision.•4.表示重要、必要、困难、方便、可能•1）Itisimportant（necessary，difficult，convenient，possible）forsb.todosth.•2）Wethinkitnecessarytodosth.•3）Itplaysanimportantroleinourlife.•例如：•Computersarenowbeingusedeverywhere，whetherinthegovernment，inschoolsorinbusiness.Soon,computerswillbefoundineveryhome，too.WehavegoodreasontosaythatcomputersareplayinganincreasinglyimportantroleinourlifeandwehavesteppedintotheComputerAge.•5.表示措施•1）Weshouldtakesomeeffectivemeasures.•2）Weshouldtryourbesttoovercome（conquer）thedifficulties.•3）Weshoulddoourutmostindoingsth.用心爱心专心•4）Weshouldsolvetheproblemsthatweareconfronted（faced）with.•例如：•Thehousingproblemthatweareconfrontedwithisbecomingmoreandmoreserious.Therefore，wemusttakesomeeffectivemeasurestosolveit.•6.表示变化•1）Somechangeshavetakenplaceinthepastfiveyears.•2）Agreatchangewillcertainlybeproducedintheworld’scommunications.•3）Thecomputerhasbroughtaboutmanychangesineducation.•例如：•Somechangeshavetakenplaceinpeople’sdietinthepastfiveyears.Themajorreasonsforthesechangesarenotfartoseek.Nowadays，moreandmorepeopleareswitchingfromgraintomeatforprotein，andfromfruitandvegetabletomilkforvitamins.•7.表示事实、现状•1）Wecannotignorethefactthat...•2）Noonecandenythefactthat...•3）Thereisnodenyingthefactthat...•4）Thisisaphenomenonthatmanypeopleareinterestedin.•5）However，that’snotthecase.•例如：•Wecannotignorethefactthatindustrializationbringswithittheproblemsofpollution.Tosolvetheseproblems，wecanstartbyeducatingthepublicaboutthehazardsofpollution.Thegovernmentonitspartshouldalsodesignstricterlawstopromoteacleanerenvironment.•8.表示比较用心爱心专心•1）ComparedwithA，B...•2）IprefertoreadratherthanwatchTV.•3）Thereisastrikingcontrastbetweenthem.•例如：•Comparedwithcars，bicycleshaveseveraladvantagesbesidesbeingaffordable.Firstly，theydonotconsumenaturalresourcesofpetroleum.Secondly，theydonotcausethepollutionproblem.Lastbutnotleast，theycontributetopeople’shealthbygivingth...
