高一英语必修3Unit4a-visit-to-the-moon学案.docx

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1、AGuidingPlanforLearningandTeachingUnit4Astronomy:thescienceofthestarsPeriod4:UsinglanguageReading:A Visit to the Moon1.LearningandTeachingaims:Knowledgeaims.Somewordsandexpressionsinthetext.Abilityaims:1.Totrainreadingcomprehension,writingabilityandspokenEnglishbasedonthetopic.Emotionaims:

2、tolovescienceandinspireenthusiasmforlearningEnglish.2.Theimportantanddifficultpoints:Comprehendingthewholepassagetotrainreadingcomprehensionandwritingabilitybasedonthetopic.StepI.Revision.1.Wordsandexpressions（预习检测）1)天文学家______2)大气层_____3)氧气_____4)生存_____5)万有引力_______6)气候_____7)宇宙飞船______8

3、)减少_____9)漂浮_____10)耗尽______11).有机会做某事___________12).既然___________13).去旅行__________14)过了一会____________15).出发，起航______________16).熟悉，掌握，理解__________17).靠近，接近______________18).玩的开心_____________19).高兴，振奋起来____________20).爆发_____________2.Languagepoints.1).月球引力没有地球那么强烈,所以食物会漂浮。Thegravityofthem

4、oonisnot___________theearth’s,sothefoodwill____around.2).倍数的四种表达方式_________________________________________________________________________________________________StepIIPre-reading.(Leadingin)Part1.Asksomequestions1)Do you want to visit the moon? __________2)Doyouknowwho wasthefirstpersont

5、hatsteppedontothemoon?__________________________3)Let’sseewhoknowmoreabouttheastronomy.___________Part2:TrueorFalse1.Theearthmovesaroundthesun.()2.Ittakesthemoononedaytomovearoundtheearthforaround.()3.Earthistheonlyplanetmovingaroundthesun.()4.Thereisatmosphereonthemoon.()5.Thereisnogravit

6、yonthemoon.()Part3:Whatwillyouneedifyouhaveachancetovisitthemoon?Lastmonthanastronomer,LiYanpingvisitedthemoonwithhisfriend.StepIIISkimthetext1.Matcheachparagraphwiththerelativetopic（自主学习）Para1ThethingsIdidonthemoon.Para2Weturnedbacktotheearth.Para3Lastmonth,wevisitedthemoonPara4Howtheforc

7、eofgravitychangedwhenwetraveledfromtheearthtothemoon.2.Choices:Choosethebestanswer.1).Howmanytimeswouldthegravitychangeduringtheirjourney?()A.TwiceB.ThreetimesC.FourtimesD.Once2).Whywasthespaceshipnotfallingbacktotheearth?()A.Becauseitwastoofarfromtheearthtofe