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1、Module5ALessoninaLab知识目标：1.掌握一般疑问句和特殊疑问句的语调，并能正确朗读。2.掌握与科学和试验相关的词汇3.进一步学习形容词和副词比较级的用法4.学习次序的表达5.谈论理科课程和实验技能目标:1.听，说，读，写的技能2.动手和表达的技能情感、态度和价值观：培养对科学的热爱和实事求是的科学态度ThefirstperiodIntroductionvocabularyspeakingAim:1.Knowaboutgeneralscience2.Learnsomevocabularyrelatedtoscience
2、andexperiment3.learntosaylargenumbers,fractionanddecimalinEnglish.Step1.Leading-inT:Haveyoudoneyourprevision?Let’scheckyouranswers.Thearticlewehavejustreadisaboutalabclass.ThisiswhatwearegoingtotalkaboutinModule5ALessonintheLab(板书)Step2.introduction.Let’slearnmorewordsr
3、elatedtoscienceandexperiment.Act2.ExplainthewordsintheboxinEnglish,thenasktheSstoputtheminpairsorgroups1)air—gas—oxygen2)contract—expand3)earth—sun—moon4)gas—liquid—solidAct3.Thingscanbedividedintothreekinds,natual,man-made,andeithernaturalorman-made.Canyougroupthewards
4、inthebox?.Whichofthefollowingarenatural?Electricity,iron,somemetalsandairarenatural.2.Whichareman-made?Steel,somemetalsandglassareman-made.3.Whichcanbeboth?Electricityandsomemetals(alloysforexample)canbeman-madeandoccurnaturally.Act1.Let’shaveaquiztoseehowmuchyouknowabo
5、utgeneralscience.(2’)Thenlistentothetapeandchecktheiranswers.1.a2.a3.a4.a5.b6.b7.bExplanations:1.expand—tomakesomethingbecomelargera.Waterexpandsasitfreezes.b.Sydney’spopulationexpandedrapidlyinthe1960s.c.Heexercisestoexpandshischest.d.Thewriterexpandedhisshortnovelinto
6、alongone.2.mix—a.Shakethebottlewellsothattheoilmixeswiththevinegar.b.Charliedoesn’tmixwellwiththeotherchildren.c.Airisamixtureofgasses.d.Thedayisamixtureofsunandclouds.3.twothirdsofa.Twothirdsofthetreeshavebeencutdown.b.Twothirdsoftheworkhasbeendone.4.leavethetubeforone
7、week.step3.vocabularyandspeakingWemetmanynumbersinthequiz.Canyousaythemcorrectly?Act1.AsktheSstoreadthenumbersandtrytofindouttherules.Givemoreexamples.1,000onethousand2,000twothousand12,000twelvethousand112,000onehundred,twelvethousand796,000sevenhundred,ninety-sixthous
8、and879,457eighthundred,seventy-ninethousand,fourhundredandfifty-seven988,766,688ninehundred,eighty-eightmillio
