Unit4Weletotheunitgrammar课件牛津译林版（2012）英语九年级下册

Unit4LifeonMarsWelcometotheunitFreetalkWhatwillthelifeinthefuturebelike?WhatwillthelifeonMarsbelike?LifeinspaceWhatdoweneed?airtanktentdriedfoodspacehelmetspecialbootscomputerpowerpacksleepingbagWhatwoulditbeliketoliveonMars?Let’stalkLessgravityNofruitorvegetablesNopollutionsowearspecialbootsneedsleepingbagseatdriedfoodReadthedialogueListenandanswer1.WhereareHoboandEddienow?2.WhatdoesEddiethinkoflifeonMars?Why?TheyareonMars.Hehatesit.Becausethehelmetpreventshimfromgettingtothefood.Readthedialogue1.去太空旅行2.你认为……怎么样?3.我原以为4.吃到我的食物5.少一些重力6.没有污染travelintospaceHowdoyoulike…?

Ithought…gettomyfoodlessgravitynopollution

I.Translatethephrases.Unit4LifeonMarsGrammarAAnswerquestionsaboutouterspace1.WhendidNeilArmstrongreceivehisstudentpilot’slicence?Hereceiveditwhenhewas16.Hereceiveditattheageof16.Adverbialclause(conj.)Simplesentence(prep.)2.Whymightpeoplefloatinspace?Peoplemightfloatinspacebecausethegravityislow.Peoplemightfloatinspacebecauseofthelowgravity.3.Canhumanssurviveifthereisnofood,wateroroxygen?No,humanscannotsurviveifthereisnofood,wateroroxygen.No,humanscannotsurvivewithoutfood,wateroroxygen.?LearnmoreaboutouterspaceP56Rewritethefollowingsentences:NeilArmstrongtookhisfirstflightwhenhewasonlysix.YuriGagarinbecamethefirstmantogointoouterspaceattheageof27.3.PeoplemightmovetoanotherplanetinthefuturebecausethepopulationontheEarthisincreasingrapidly.…attheageofsix.…whenhewas27.becauseoftherapidincreaseinpopulationontheEarth.adj.+n.v.+adv.4.Ifthereisnofreshfood,mealswillnotbeastastyastheyaretoday.5.ItwouldbefunnytoplayfootballonMarsbecauseofthelowgravity.6.Withoutspecialboots,youcannotwalkonMars.Without

anyfreshfood,meals……becausethegravityislow.Iftherearenospecialboots,you…Sentence1,3and4areadverbialclauses,theotherthreearesimplesentences.BAbouttheplanetMarsThesmellofthepillsremindsthemthatfoodontheEarthistasty.=…remindsthemofthetastyfoodontheEarth.Asimplesentence2.Aretheysurethatspacetravelwillbeveryfast?=Aretheysureaboutthefastspeedofspacetravel?AnobjectclauseDoexercisesatPage57.1.AreyouawareofthedistancefromMarstotheSun?2.Doscientistsagreeabout/onthepossibilityforhumanstoliveonMarsinthefuture?3.HavetheythoughtabouttheproblemofthelowgravityonMars?4.AreyouawareofthetransportonMars?5.IwonderaboutthenumberofpeoplewillingtomovetoMars?6.IthinkpeopleshouldknowaboutthedifferencesbetweenlifeonMarsandthatontheEarth.CCuriousaboutMarsPeoplemightliveinhouseswhichhavehugecomfortablerooms.Adefiningrelativeclause.=Peoplemightliveinhouseswithhugecomfortablerooms.Aprepositionalphrase.OnMarsyoumightseepeoplewhowearspecialboots.=OnMarsyoumightseepeopleinspecialboots.DoexerciseC1.1.MarsisaplanetwithanenvironmentsimilartothatoftheEarth.2.AstronautsinspacesuitsandhelmetsmightstayonMarsforhours.3.ItisdifficulttobreatheonaplanetwithmuchthinnerairthanthatontheEarth.4.OnMarstheremightbepeoplewithairtanksontheirbacks.that/whichhaswhowearthat/whichhaswhocarryDoexerciseC2.1.…becauseoftheseriouspollutionontheEarth.2.…oftheinterestinglifeonMars.3.…becausethegravityislow.4.…withoutpl