九年级英语下册 Unit 1 Life on Mars Reading I教案 牛津版-牛津版初中九年级下册英语教案VIP免费

LifeonMarsReadingITeachingaims:1.Understandtheplanetlivinginanotherplant.2.TorecognizeandreadwordsoflifeonMars.3.IdentifyandlistthedifferenceslivesbetweenearthandMars.TeachingstepsStep1ReviewTranslatesomesentences.1.我从来没想过去太空旅行。2.你认为火星上的生活怎么样？3.我原以为你喜欢火星。Keys:I’veneverthoughtabouttravelingintospace.HowdoyoulikelifeonMars?IthoughtyoulikedMars.Step2Presentationplanetn.行星crowdedadj.快的，迅速的pollutedadj.被污染的rapidadj.快的，迅速的increasen.增加(all)overagain再；重新passengern.乘客ata/thespeedof以…的速度uncomfortableadj.使人不舒服的oxygenn.氧气intheformof以……的形式tastyadj.味道好的speciallyadv.专门地，特地floatvi.漂浮；飘浮comparevt.&vi.比较compareto/with与……相比interplanetaryadj.行星间的networkn.网络challengingadj.挑战性的rapidlyadv.快地，迅速地Step3Matchthewordsandthemeaningcrowdeda.foronepurposerapidb.asecondtimefromthebeginningpopulationc.Decideinwhatwaythingsaresimilarordifficultalloveragaind.havinganicetastepassengere.fullofpeopletastyf.happeninginashortperiodofthetimespeciallyg.apersonwhoridesinacar,bus,train,etc.butdoesnotdriveitcompareh.Thetotalnumberofpeopleinanarea,acountry,etc.Keys:efhbgdacStep4DiscussThecolorofMars:_____________RedthesurfaceofMarsThesurfaceofMarsisalittlelikethesurfaceofEarth.ThesizeofMarsone-halfthediameter(直径)ofEarththetemperatureoftheMarsThelowesttemperaturewillbe-133℃(degreescentigrade)andthehighestwillbe27℃thetransporttotheMarsspacecraftaretooslowtocarrylargenumbersofpeopletoMarsStep5Pre-readingDanielislookingformoreinformationontheInternet.Helphimfindoutthelinkstothekeywords.crowdedplanetspacehousesspacecraftrobotonMarsspeedbootsonlineteacheraNeedsomeonetoteachyouanytime,anyplace?bLivinginaspacehouseisfun…cAllaboutthenewestspacecraftthattravelinspace…dOutshoescanmakeyouwalkfaster!eRobotscouldbeofgreathelptopeopleonMars..fThepopulationontheEarthisstillincreasingrapidly…Keys:crowdedplanetThepopulationontheEarthisstillincreasingrapidly…spacecraftAllaboutthenewestspacecraftthattravelinspace…speedbootsOurshoescanmakeyouwalkfaster!spacehousesLivinginaroundhouseisfun…robotonMarsRobotscouldbeofgreathelptopeopleonMars…onlineteacherNeedsomeonetoteachyouanytime,atanyplace?Step6FastreadingReadthearticlequicklyandfindoutthekeywordofeachparagraph.Para1Para2Para3Para4Para5Para6Para7Keys:Para1Crowded,polluted(population,pollution)Para2TransportPara3Food,waterandairPara4GravityPara5HomePara6SchoolPara7LifeStep7Listentotherecordingandanswerthefollowingquestions.1.WhydopeopleneedtomovetoMars?2.HowlongwillittaketoflaytoMarsatpresent?3.Willspacetravelmakepeoplefeelill?4.WillgravityonMarsbeabigproblem?5.Howwillstudentsstudy?Keys:Earthisbecomingmoreandmorecrowdedandpolluted.Severalmonths.Yes.Maybe,butwecanwearspecialbootstopreventfloating.Theywillstudyatonlineschoolswith“e-teachers”.Step8CarefulreadingReadeachparagraphcarefullyandfindouttheanswerstothequestions1.WhatvehicledopeopleusetoMarsatpresent?Andhowlongdoesittake?2.WhatvehiclemaypeopleusetogotoMarsinthefuture?3.WhataretheproblemsoflivingonMars?4.WhatwillfoodonMarsbelike?5.IsgravityonMarsabigproblem?Why?6.Whatmayhappenthen?7.Whatkindofshoesshouldpeoplewear?8.Whatkindofhousemaypeoplelivein?9.Whowilldomostofourwork?10.Whatkindofschoolwillstudentsstudyin?Andwhatdotheycalltheirteacher?Keys:Spacecraft.Months.Spaceshuttles.Only20minutes.ScientistsarenotsurewhetherwouldbeenoughwateroroxygenonMarsandproducethefood,waterandoxygen.Maybethefoodwillbeintheformofpills.Yes,itis.BecausethegravityonMarsisthree-eighthsofthegravityonEarth.Peoplemayfloatoffintospace.Peopleshouldwearspecialboots.Theymightliveinhouseswithhugecomfortablerooms.Robotswilldomostofourwork.TherewouldprobablybenoschoolsonMars.Theywillstudyatonlineschoolswith“e-teachers”.Step9DiscussDifferencesbetweenlifeonEarthandlifeonMars.LifeontheEarthtodayLifeonMarsin2100Itispollutedandcrowed.Itwouldbecleanandhavelotsofspace.Spacecraftareslow.Thereisenoughwaterandoxygen.Therearemanykindsoftastyfood.Gravityisnotaproblemforus.Manypeopleliveinsmallflats.Peoplehavelittletimetorelax.Studentsstudyatrealschools.Keys:Atthespeedoflight.Nobodyknowswhethertherewouldbeenoughwateroroxygen.Foodwillprobablybeintheformofpills.Wemustwearspecialboots.Peoplewillhavemorespace.Theywillhavemoretimetorelax.Atonlineschools.Step10Homework1.Readthepassagealoud.2.Findoutthedifficultsentencesanddiscussthemwithyourclassmates.