ForSB1Bunit16ScientistsatworkThefirstperiodWarmingupandspeakingAboutthecontents:Thisperiodcontainstwoparts.Warmingupisclosetostudents’study.Itisusedtostimulatestudents’interestoflearningthroughlookingatsomepicturesandtalkingabouttheirexperimentsinclass.Speakingisusedtoimprovestudents’abilityofusinglanguageflexiblyandhelpstudentslearntoexpressadvantagesanddisadvantages.AboutthestudentsMostofthestudentsinclass14haven’tthegoodknowledgeofEnglish.Theirvocabularyissmallandtheyknowafewsentencespatterns.Thebadbasiccausesalottroublinginspeaking.Sotheyareafraidofspeakingoutfortheydon’thavetheconfidenceoftheirlanguage,suchaspronunciation,grammarandsoon.TeachinggoalsTargetlanguages：Phrase:inmyopinionawasteofmoneyinthefuturemeanv.makeanynoiseasplanesdomakeuseofSentences:AdvantagesItisgoodfortheeconomy.Itiscleananddoesnotpollutetheair.Itisimportantforscience.Itbringspeoplemorecomfort.Itisconvenient.DisadvantagesItistooexpensive.Itisdangerousorbadforyourhealth.Itisbadfortheenvironment.Itisunnecessary.SomepeoplewilluseitforotherthingsTeachingimportantpoints：1.Masterthenewwordsandusefulexpressionsandmakethestudentsbefreetotalkabouttheadvantagesanddisadvantagesofonething.2.Motivatethestudentstotalkfreelyandeffectivelyandgettingtheminvolvedinpairworkandgroupwork..Teachingdifficultpoints1.Howtofinishthetaskofspeaking.2.Howtohelpthestudentstoexpresstheiropinionsfreely.Teachingmethods:1.task-based,students-centered2.Individual,pairorgroupworktomakeeverystudentworkinclass.3.Discussionmethodtohelpthestudentshaveaclearideaofwhattheyhavelearned.Teachingaids:Amultiple-mediacomputerandablackboard.Teachingprocedures:Step1.GreetingGreetthewholeclassasusual.Step2.Lead-inandFreetalk.1.showsomepictures.2.freetalkabouttheirsubjects..Step3WarmingupDowarminguponpage22.task1:Describepicturesonebyonetask2:Askstudentstotalkabouttheirexperiments.Step4.SpeakingDealwiththespeakingpartonpage23.Task1.theteacherasksthestudentstotalksomethingaboutmaglevtrain.Thenlistentothetapeaboutmaglevtrain.Task2.letthemlearnboththeusefulexpressionsandtheadvantagesanddisadvantagesofthemaglevtrain.Task3.Askthestudentstodiscusstheadvantagesanddisadvantagesofcellphones,carsandcomputers.Step5.SummaryInthisclasswe’vedonesomewarmingupandspeakingandknownhowtoexpresstheadvantagesanddisadvantages.Afterclass,youcantalkwithyourpartners.Step6.Homework.1.Collectinformationaboutscientists’discoveriesandtheirexperiments.2.PreviewthenextpartReading.
