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《高中英语（人教大纲）第二册下：unit11 scientific achievements(第四课时)》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、TheFourthPeriodTeachingAims:1.Learnandmasterthefollowingwordsandphrases:boom,putforward,breakthrough,agency,announce,evolution,supercomputer2.Trainthestudents’integratingskills,especiallyreadingandwritingskills.TeachingImportantPoints:1.Helpthestudentsunders
2、tandthepassagesexactlyandmasterthefollowingwordsandphrases:putforward,aimat,announce,mapout2.Learntowriteapersuasionessaytotrainthestudents’writingability.TeachingDifficultPoint:Howtohelpthestudentsfinishthetaskofwriting.TeachingMethods:1.Fastandthencarefulr
3、eadingtoimprovethestudents’readingability.2.Learningtipstohelpthestudentslearntowriteapersuasionessay.3.Individual,pairorgroupworktomakethestudentsfinisheachtask.TeachingAids:1.themultimedia2.theblackboardTeachingProcedures:CStepⅠGreetingsGreetthewholeclassa
4、susual.CStepⅡRevisionandLead-inT:Yesterday,welearnedalotaboutWordFormation.Weknowsomewordsarederivatives,somearecompounds,andothersareshortforms.Canyougivemesomeexamplesforeachwayofformingaword?Giveafewderivations,please?S1:unhappy,happiness,happily,friendsh
5、ip…T:Somecompounds?S2:blackboard,firefighter,hard-working,handbag…T:Someshortforms?S3:e-book,e-mail,UFO,DNA,WTO,OPEC…T:Youalldidagoodjob.Now,pleaselookatthescreenanddotheexercise.Threeminuteslater,I’llcheckyouranswers.(Showthefollowingonthescreen.)Studythese
6、ntencesandguessthemeaningofeachunderlinedword.Explainhowthewordisformed.1.Theaverageoutputofthefactoryis20carsaday.2.Shehaswrittengoodessaysbefore,butthisoneissubstandard.3.Heisakindofintellectualsuperman.4.Thelackofacommonlanguagemadeitverydifficulttointerc
7、ommunicate(witheachother).5.Transplanttheseedlingsintopeatysoil.6.Haveyoureadane-book?7.WhendidChinajointheWTO?8.Theyhelpedustomapoutalong-termplan.Suggestedanswers:1.output=out+put产量2.substandard=sub-+standard低于标准的，不够标准的3.superman=super-+man超人4.intercommuni
8、cate=inter-+communicate互相联系5.transplant=trans-+plant移植6.e-book=electronic+book电子图书7.WTO=WorldTradeOrganization世贸组织8.long-term=long+term长期的T:Welldone.Inthisunit,we’velearnedmuchaboutscienceandsci
