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1、人教英语新课标必修3全册精品教案(Unit4Astronomy:TheScienceOfTheStars)Unit4Astrn:TheSienefTheStarsTeahingais:1Enablestudentstiprvetheirlisteningsillsandreadingabilit2Enablestudentstunderstandthedevelpentfgravitandhgravitaffetsusindifferenttiesandplaes3Arusestudents’interesttsearhfrthesterfs
2、paeEphasis:1rdsandexpressins:gravit,flat,heerup,nthat,breaut,et2AstrninledgeliegravitandblahleDiffiulties:1Helpthestudentstunderstandthedevelpentfgravit2HelpthestudentstnhgravitinfluenesusTeahingethds:siing,sanning,disussingTeahingaids:atapererder,apretrandaputerTeahingpred
3、ures:ThefirstperidreadingStepIPresentatinT:Hell,everne!Tdae’lletUnit4AstrnBefrethatIhaveaquestin:heredeefr?reansa:hareuranestrs?S1:nes!S2:BeiingRenhlivedanearsagS3:ReptilesS4:aalsS:AphibiansS6:DinsaursT:Vergd!anuputtheinrightrder?S7:Aphibians,Reptiles,Dinsaurs,aals,BeiingRe
4、nT:Dunhatitasliebefrelifeappearednearth?S8:Itasfullfater,perhapsT:Befrethat,hatasitlie?S9:Srr,Idn’tnT:Duanttgetreinfratin?Tdae’lllearnsethingabutHLifeBeganntheEarthTurntPage2Let’setaringupfirstStepIIaringup1Readthethreequestins,hilethestudentslistenandfll2GivetheSsseveralin
5、utestdisussthequestins3lletansersfrthehlelass4hetheansershiledisussingT:I’llreadthethreequestinsfruushuldlistentearefull(Ifstudentsdn’tnhtdisuss,shtheanexaple)Frexaple,ediinehensenegetsseriusillness,heillgtthehspitalThedtrillexainehiHeilltaehisteperature,easurehisbldpressur
6、eandgivehianX-ra,raTFrthehlepressftheexainatin,hatindfsienehasbeenused?S1:BilgS2:heistrT:Seansaediinebinesbilgandheistrhatabutbiheistrandgephsis?S3:IthinbiheistrbinesbilgandheistrS4:GephsisbinesgelgandphsisT:hatabutastrn?S:PhsisS6:atheatisT:Vergdeshuldnthatastrnisaultidisip
7、linarsubetandifeanttdseresearhnit,eshuldnansienesubetsrelatedtitNdisussthesendquestin:hatdeeanhenesaearestudingasubetsientifiall?rhat’stherretattitudetardssiene?S7:eshuldbebetive,ntsuperstitiusT:hat’stherretatprveasientifiidea?S8:eshulddesignexperientsttestitfrseveraltiesS9
8、:TheneananalzetheresultsanddraanlusinatlastT:Let’ssuuptheansersTstudasubetsientifi
