人教版必修四unit 2《working the land period 5 speaking and writing》教案doc.docx
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人教版必修四unit 2《working the land period 5 speaking and writing》教案doc.docx
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人教版必修四unit2《workingthelandperiod5speakingandwriting》教案doc
英语:
Unit2WorkingthelandPeriod5SpeakingandWriting优秀教案(新人教版必修4)
TheGeneralIdeaofThisPeriod
Thisperiodaimsatencouragingthestudentstolearnhowtodescribetheadvantagesoftheorganicfoodandthedisadvantagesofthefoodwithchemicalfertilizer,andhowtowriteaposteraboutit.
TeachingImportantPoints
Getthestudentstolearntowriteaposter.
Enablethestudentstograsptheusageofthewords,expressionsandthedrillstheylearntinthisunit.
TeachingDifficultPoints
Howtowriteaposterinacorrectway.
TeachingMethods
CreatesomesituationsfortheSstotalkactivelyinpublic.
Practicetoimprovethestudents’writingability.
TeachingAids
Amultimediacomputer
ThreeDimensionalTeachingAims
KnowledgeandSkills
Getthestudentstolearnhowtowriteaposter.
Helpthestudentsconsolidatethewords,expressionsanddrillslearntinthisunit.
ProcessandStrategies
Encouragethestudentstodescribetheadvantagesanddisadvantagesbyofferingexamples.
FeelingsandValue
Aspeoplearemoreandmoreconcernedaboutthequalityofthefoodtheyeat,thistopicismoreandmoremeaningful.Throughthestudyofthispartnotonlywilltheyknowmoreaboutthequalityoffood,butalsotheywilllearnabouthowtopersuadeotherstobuythefoodyouhaveproposed.
TeachingProcedures
Step1Revision
1.Greetings.
2.Askthestudentstotellthewords,expressionsanddrillsthatcanbeusedtodescribeorganicfarming.
Step2Reading
ThisisthefirststepofReading,SpeakingandWriting.Inthethreesteps,theteachershouldremindthestudentsthattheyshouldgetthekeywordsofthepassagewhentheydosomereading,inordertogetagoodunderstandingandmakeagoodbaseforthewriting;forspeaking,theyshouldattendtowhattheywilldo.Becarefulnottobeoffthepoint;forwriting,themostimportantthingistopractisewritingusefulwords,phrases,insteadofthewholesentences.
Afterthestudentsgetknownabouttherules,askthemtoreadtheshortpassageinEx.1Page15,andaskthestudentstofindoutthekeypointsofthepassage.
Thesuggestedanswer:
Advantage
Disadvantage
1.Healthyandsafe
1.Peopledon’tknowaboutthefoodandhowgooditis.
2.Freeofchemicalfertilizers
2.Moreexpensivethanotherfoodwhichisnotsosafe.
3.Grownawayfromindustrialareas
4.Awayfromdirtywatersupplies
T:
Nowlet’slearnhowtousethesewordstopersuadepeopletobuyyourfood!
Let’scometonextpart.
Step3Speaking
Task1:
Thestudentstrytofindreasonstopersuadepeopletobuytheirfood.Usetheabovewordsaboutthecontentoftheshortpassageandthefollowingexpressions:
Iwouldrather...
Idon’tlikebecause...
I’dprefer...because...
It’sagreatpitythat...
ShouldI/we...?
It’sbetterto...
Thisisgoodvaluebecause...
IfIhaveachoiceI’dchoose...because...
Whatistheadvantageof?
Youneedto...
Afterthreeminutes,theteacheraskssomestudentstoactouttheirdialogue.(Inpairs,oneisthefarmer,theotheroneisacustomer.)
Step4Writing
Pre-writing
Thisexerciseletsstudentscollectandlistinformation,thenselectwhattheythinkismostimportantandorganizeitforpresentation.
Task1:
Thestudentsgatherinformationthattheyneedandplanwhattheywanttowrite.
While-writing
Task2:
Thestudentswriteapostertoencouragemorepeopletobuytheirgreenfood.
1.Thestudentsselectandorganizewhattheywanttowriteandwriteaposter.
2.Thestudentschecktheirmistakesintheirposter.
3.Thestudentsrewritetheirposter.
Anexampleofhowtopresentaposter
Buythebestfruitshere.
Weonlysellgreenfoodinthisshop!
Bestchoiceatbestprice!
Safe,healthy,clean,fresh.Farawayfromanypollution.
Nochemicalfertilizer,allorganicfertilizers
Cleanair,cleanwater
Nopoison,nopesticides
Homeinheaven
Healthyfoodmeanshealthylife.
Farawayfromdiseases,withoutworries,fullofhappiness.(onereason)
After-writing
Thestudentsshowtheirposterinclass.
Writingtips
Inwritingaposter,makesureithas:
☆Anattractivetitle;
☆Explainthereasonsthatyousellgreenfood;
☆Explainwhyyourgreenfoodisofgoodvalue;
☆Trytowritecorrectandclearsentences.
Step4Homework
1paretheposterwiththesuggestedanswers,andremembertheusefulexpressions.
2.Prepareforthenextclass.
TheDesignoftheWritingontheBlackboard
Unit2 Workingtheland
Period5 Speakingandwriting
Inwritingaposter,makesureithas:
☆Anattractivetitle;
☆Explainthereasonsthatyousellgreenfood;
☆Explainwhyyourgreenfoodisofgoodvalue;
☆Trytowritecorrectandclearsentences.
RecordafterTeaching
ActivitiesandResearch
Tomakepreparationsforthisperiod,youmayaskthestudentstofindsomerelatedinformationontheInternet.Adiscussionissuggestedtogetenoughinformationtheyneed.
ReferenceforTeaching
LearningTips
写作中的常用句型
以下是写作中使用率最高、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,作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。
例如:
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)to800000.
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“luckynumbersreallybringgoodluck?
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,itcanbesai
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