资源描述：
《2018年高中英语人教版备课资料包：必修3Unit4教案1》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。
1、Unit4Astronomy:thescienceofthestarsTeachingaims:1.Talkaboutthescienceofstars2.Practisegivinginstruetions1.LearntouseNounclausesasthesubject2.Learntowriteanessaytoshowyourproblemsandthewaytoovercomethem.3.Vocabulary:astronomy,atmosphere,system,religion,thcory,atom,billion
2、,globe,violent,carbon,unlike,fundamental,harmful,acid,chain,multiply,oxygen,exist,thus,dioxide,puzzle,biology,biologist,gravity,satellite,gentle,physicist,climate,crash,spaceship,pul1,float,massThefirstperiodIntensivereadingStepIPresentationT:Hello,everyone!Todaywewillco
3、metoUnit4,Astronomy.BeforethatIhaveaquestion:wheredowecomefrom?Orwecansay:Whoareourancestors?SI:Monkeys!S2:BeijingRenwho1ivedmanyyearsago.S3:dinosaursT:Verygood!Doyouknowwhatitwaslikebeforelifeappearedonearth?S4:Fullofwater…Bs:Tdon'tknow.T:Doyouwanttogetmoreinformation?S
4、s:Yes,wedo.T:Todaywewilllearnsomethingabouthowlifebeganonearth.Turntopage25.Let，scometoWarmingupfirst.StepIIWarmingup1.Readthethreequestions,whilethestudentslistenandfollow.2.Givethestudentsseveralminutestodiscussthequestions.3.Col1ectanswersfromtheclass.4.Checkanswerswh
5、ilediscussing.StepIIIPre-readingGetthestudentstodiscussthequestionsonpage25withtheirpartners.Thenaskthestudentstotelltheirstories.Encouragethemtotelldifferentstories,Iftheydon"tknowany,tellthemsome.T:Nowdiscussthesequestionswithyourpartners.ThenIwillasksomeofyoutotel1usy
6、ourstories.Areyouclear?Ss:Yes.a.Doyouknoweachreligionorculturehasitsownideasaboutthebeginningoftheuniverse?Giveanexampleifyouknow.b.Doyouknowwhatascientificideais?Readsomestoriestothestudents.Panguseparatestheskyfromtheearth;TheBiblicalAccount;India;Japan;Europe;•••StepI
7、VReading1.ScanningGetthestudentstoreadthepassagequicklyeindaccuratelyandmeanwhilehelpthestudentstoformagoodhabitofreading.Givethestudentsacoupleofminutestolookthroughthewholepassage.Tellthemtoreadsilentlyandthenasksomedetailedquestionsaboutthetext.Encouragethemtoexpresst
8、heirideas.T:Wearegoingtolearnapassageabouthow1ifebeganontheearth.Nowreadthetextquicklyandthenanswermyqu
