牛津译林版英语9B Unit4 Reading公开课 (共28张PPT)

LifeonMars 9BUnit4Reading Reading1 crowdedandpolluted Planetsinthesolarsystem 太阳系 MarsisthenearesttotheEarth Mars Earth ThesurfaceofMarsisalittlelikethesurfaceoftheEarth PleaseopenyourbooksandturntoP52 Gothroughthepassagequickly thenfindouttheanswer Howmanyparagraphsarethere Howmanypartscanbedivided Task1 Skimming thegravityofMars thereasonofmovingtoMars thespeedofspacecraft comfortablelifeonMars theproblemsoffood waterandoxygenonMars Thewriter sopinion students futurestudy Paragraph1 Scanning Task2 thereasonofmovingtoMars 1 WhencanweliveonMars 2 WhydoweneedtomovetoMars Wecanbuildabetterworldon Mars Paragraph2 spacecrafthavesomedifferencesbetweennowandinthefuture thespeedofspacecraft transport Withthedevelopmentoftechnology thespacecraftcantravelatthespeedofl Wemayfeel and ThejourneytoMarsmightonlytake20m low arry months ight uncomfortable ill inutes spacecraft宇宙飞船 Atpresent Bytheyear2100 assengers theproblemsoffood waterandoxygenonMars Paragraph3 1 Humanscansurvivewithoutwater oxygenorfood 2 Wedon tknowwhethertherewouldbeenoughwater oxygenonMars 3 ScientistsaresurewhetherplantswillgrowonMars 4 Foodwouldmostprobablybeintheformofpills 5 FoodonMarsismoredeliciousthanitontheEarth Tellus T ifasentenceistrueor F ifitisfalse F T F T F Wearenotsurewhethertherewouldbe wateror andwhether couldgrow Foodwouldprobablyintheformof andwouldnotbe Water oxygenandfood enough plants pills tasty oxygen Paragraph4 ThegravityofMars 1 Ifanelephantweighs64kgontheEarth howmuchdoesitweighonMars A 24kgB 34kgC 64kgD 32kg A 2 WhydopeoplehavetowearbootsonMars A Becausetheyarebeautifulandfashion B Becausetheycanpreventpeoplefromfloatingoffintospace C Becausetheycangivepeopleoxygen D Becausetheyarecomfortableandcheap B Whilereading ifyoumeetlonganddifficultsentences 1 First readthewholesentencecarefully 2 Second findsomekeywords that objectclauseordefiningrelativeclause after before while when timeclauses so that such that showtheresultofsth sothat totalkaboutthepurposeofdoingsomething Helpyouunderstandthesentencebetter Paragraph5 comfortablelifeonMars Readandputthesesentencesinthecorrectorder reorganizethemintoashortpassage atarealschoolontheEarth atonlineschoolsonMars Paragraph6 students futurestudy DifferencesbetweenlifeonEarthandlifeonMars atthespeedoflight three eighthsofthegravity specialboots houseswithhugecomfortablerooms onlineschools intheformofpills e teachers WhatdoesthewriterthinkofthelifeonMars Paragraph7 LifeonMarswouldbeinterestingaswellaschallenging Wherewouldyouliketolive EarthorMars Discussion Why Task4 Fourinagroupanddiscuss Everystudentcanexpressyourownideaandtalkaboutthereason I dliketolive because ProtectourownplanetEarth Plantmoretreesandflowers Pickuprubbishandthrowitintotherubbishbin Savewater powerandotherusefulresource Havealowcarbonlife 低碳生活 Weshouldstudyhardtogetenoughknowledgefortheresearchworkinthefuture 研究工作 TheMarswillturnintoanotherearthinthefuture Fillintheblanks TheEarthisbecomingmoreandmorecrowdedandpolluted the inpopulation Itishopedthatpeoplecouldstart onMars Hereiswhatlifetherecouldbe 2100 thejourneytoMarsmightonlytakeabout20minutesinspacecraftthattravel light Andfoodwouldmostprobablybe pillsandwouldnotbeso rapidincrease becauseof alloveragain Bytheyear atthespeedof intheformof tasty Peoplewouldhaveto bootsthatarespeciallydesignedtopreventthemselves floatoff intospace Atthesametime peopleonMarswouldhavemorespace Theymightliveinhouseswithhugecomfortablerooms Also robotswoulddomostoftheirwork theycouldhavemoretimetorelax LifeonMars