unit 4 astronomy-

《unit 4 astronomy-》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。

1、Unit4Astronomy:　　Unit4Astronomy:　　　　　　thescienceofthestars　　　　　　　　　　　　　　TypeofLesson:Reading　　TeachingObjectives:Attheendoftheclass,studentswillbeableto　　1.gettoknowtheinformationaboutthedevelopmentoflifebyfinishingthemindmap;　　2.retellhowlifebegananddevelopedontheearthbriefly

2、withthemindmap.　　TeachingProcedures:　　PartILeadin　　1.Playapartofvideotoarousethestudents’interestandleadtothetopicofUnit4.　　2.Showthestudentsthepictureoftheeightplanetsandasksomequestions,leadingtothepassageHowlifebeganontheearth.　　Q1:Howmanyplanetstravelaroundthesun?　　Q2:Whic

3、hplanetisthemostimportantforus?　　Q3:Howistheearthdifferentfromotherplanets?　　Q4:Doyouknowhowlifebeganontheearth?　　PartIIReading　　Step1Fastreadingforthemainideaandthestructure　　1.Askthestudentstonumbertheparagraphsandpayattentiontothefirstandthelastsentencesofeachparagraph.　　2.

4、Askthestudentstoreadthewholepassagequicklyandmatchthemainideaofeachparagraph.　　Para.1Thedevelopmentofplantsandanimals　　Para.2Theimportanceofwater　　Para.3Theformationoftheuniverse　　Para.4Thearrivalofhumanbeings　　Para.5Theformationoftheearth　　3.Checktheanswerandfindtheclueofthep

5、assage:　　Step2Carefulreadingforthedetailedinformation　　Paragraph1:　　AskthestudentstoreadParagraph1andanswerthefollowingquestionstounderstandtheformationoftheuniverse:　　Q1:Howdidtheuniversebegin?　　Q2:Whathappenedafterthe“BigBang”?　　Q3:Whatdoes“bodies”meanhere?　　A.Personsoranima

6、ls’bodiesB.Planetsandstars　　Paragraph2:　　AskthestudentstoreadParagraph2andanswerthefollowingquestionstounderstandtheformationoftheearthandtheappearanceofwater:　　Q1:WhatwastheearthlikeforseveralbillionyearsaftertheBigBang?　　Q2:Whatwastheearthlikebetween4.5and3.8billionyearsago?

7、　　Q3:Whathappenednext?What’stheresultofit?