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1、UNIT16SCIENTISTSATWORKLesson1--------warmingup,listeningandspeakingStep1.WarmingupAskthestudentstolookatthefourphotosinthebookanddescribewhattheysee.Photo1showsstudentsatworkinachemistrylab.Photo2showsanEnglishbookcalledHamlet,adictionaryandanotebook.Photo3showstwostudentsdoinganexperiment.
2、Photo4showsstudentslookingatsomethingthroughamicroscope.Step2.ListeningFromthefourphotosweknowthatweoftendosomeexperimentsatschool.Butdoyouknowhowtobehaveinasciencelab?Nowlet’slistentoadialogue.Itwilltelluswhattodoandwhatnottodo.ListenforthefirsttimeanddoEx1.Thenchecktheanswerswiththeclass.
3、ListenforthesecondtimeanddoEx2.Listenagain,letthestudentschecktheiranswers.Thenchecktheanswerswiththeclass.Atlast,listenagainandletthestudentsfindoutthesentenceswhichcontaintheanswers.Step3.SpeakingNowlet’stalkaboutthegreatworkofscientists,ahigh-speedmaglevtrain.Readthedialogueandtalkaboutt
4、heradvantagesanddisadvantagesofit,usingtheusefulexpressionsinthecolumn.Thenlistentothedialogueandpayattentiontothepronunciation,stressandintonation.Atlast,explainsomelanguagepoints.1.awasteofIt’sawasteofmoney/time.2.meantodosthmeandoingsth3.makeanoise4.makeuseofmakegood/full/littleuseofHome
5、work;ReadrhedialogueGraspthelanguagepointsLesson2------ReadingStep1.RevisionStep2.Pre-ReadingDoyouknowthenamesofsomefamousscientists?DoyouknowBenjaminFranklin?Andwhatishefamousfor?Todaywewillreadabouthim.Step3.GeneralreadingReadthepassagetogetthemainideaofit.ThendoEx1onpage25.Step4.Fast-rea
6、dingReadthepassageagainanddothefollowingexercise.1.Scientistsknewwhatelectricityisforthe1sttime______.A.inJune1752B.before1752C.after1752D.inthe19thcentury答案:A2.Whichofthefollowingisinthecorrectorder?a.Theexperimentprovesthatlightningandelectricityarethesame.b.Thekiteflewhighintherainyshy.c
7、.Hemadeasilkkite.d.Verysharppieceofmetalwasfixed.e.Akeywasfastenedtotheendofthestring.f.Aribbonwastiedtothestring.A.d,e,f,c,b,aB.c,d,e,f,b,aC.d,c,e,f,a,bD.c,d,e,f,a,b答案:D3.Franklinmadethekiteofsilkbecause______.A.wetsilkdoesnotconductelectricityB.silkkit
