以下是短文写作中使用率最高、覆盖面最广的基本句式，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．．．
例如：
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：
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．
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
1）ComparedwithA，B．．．
2）IprefertoreadratherthanwatchTV．
3）Thereisastrikingcontrastbetweenthem．
例如：
Comparedwithcars，bicycleshaveseveraladvantagesbesidesbeingaffordable．Firstly，theydonotconsumenaturalresourcesofpetroleum．Secondly，theydonotcausethepollutionproblem．Lastbutnotleast，theycontributetopeople’shealthbygivingthemduephysicalexercise．

9．表示数量
1）Ithasincreased（decreased）from．．．to．．．
2）Thepopulationinthiscityhasnowincreased（decreased）to800，000．
3）TheoutputofJulyinthisfactoryincreasedby15％comparedwiththatofJanuary．
例如：
Withtheimprovementofthelivingstandard，theproportionofpeople’sincomespentonfoodhasdecreasedwhilethatspentoneducationhasincreased．
再如：
Fromthegraphlistedabove，itcanbeseenthatstudentuseofcomputershasincreasedfromanaverageoflessthantwohoursperweekin1990to20hoursin2000．

10．表示看法
1）Peoplehave（take，adopt，assume）differentattitudestowardssth．
2）Peoplehavedifferentopinionsonthisproblem．
3）Peopletakedifferentviewsof（on）thequestion．
4）Somepeoplebelievethat．．．Othersarguethat．．．
例如：
Peoplehavedifferentattitudestowardsfailure．Somebelievethatfailureleadstosuccess．
Everyfailuretheyexperiencetranslatesintoagreaterchanceofsuccessattheirrenewedendeavor．However，othersareeasilydiscouragedbyfailuresandputthemselvesintothecategoryoflosers．
再如：
Do“luckynumbers?reallybringgoodluck？Differentpeoplehavedifferentviewsonit．
注：一个段落有时很适宜以问句开始，考生应掌握这一写作方法。

11．表示结论
1）Inshort，itcanbesaidthat．．．
2）Itmaybebrieflysummedupasfollows．
3）Fromwhathasbeenmentionedabove，wecancometotheconclusionthat．．．
例如：
Fromwhathasbeenmentionedabove，wecancometotheconclusionthatexaminationisnecessary，however，itsmethodshouldbeimproved．
注：例句1可用于任何一个段落的结论句；例句3则多用文章结论段的第一句。

12．套语
1）It’swellknowntousthat．．．
2）Asisknowntous，．．．
3）Thisisatopicthatisbeingwidelytalkedabout．
4）Fromthegraph（table，chart）listedabove，itcanbeseenthat．．．
5）Asaproverbsays，“Wherethereisawill，thereisaway．?
例如：
Asiswellknowntous，itisimportantforthestudentstoknowtheworldoutsidecampus．
Thereasonforthisisobvious．Nowadays，thesocietyischanginganddevelopingrapidly，andthecampusisnolongeran“ivorytower?．Ascollegestudents，wemustgetintouchwiththeworldoutsidethecampus．Onlyinthiswaycanweadaptourselvestothesocietyquicklyafterwegraduate．
再如：
Doesitpaytobehonest？Thisisatopicthatisbeingwidelytalkedaboutanddifferentpeoplehavedifferentopinionsonit．