Unit4Task课件牛津译林版九年级英语下册

Unit4LifeonMarsTask

Revision单项选择(

)1.—ItseemsthatHelenalwayswantstotake

.—Yes,you'reright.Shelikestryingnewthings.A.walks B.exams C.risks D.breaks(

)2.—Andypracticedhardestamongusandhewonfirstprizeinthecompetition.—Adreamcan'tcometrue

hardwork.A.by B.across C.over D.without(

)3.Thecakeisso

.I'dliketohaveanotherone.A.tasty B.salty C.sour D.bitter(

)4.—Hi,Mike!Wouldyouliketoflykiteswithme?—I'dliketogobutIcan't,

Ihavetofinishmysurveyfirst.A.because B.until C.so D.while(

)5.—HasCharlessaidsorrytoAnnie?—Hedidsaysomethingtoher,buthiswordsonly

heranger.A.suggested B.created C.repeated D.increasedCDAADRevision(

)6.—Theworldhaschanged

sincetheinventionofthecomputerandthesmartphone.—Icouldn'tagreemore.A.slowly B.rapidly C.smoothly D.peacefully(

)7.—Schoolviolence(暴力)hasappearedinsomeschoolsrecently.—Soithas.Luckilyourgovernmenthas

somepoliciestostopit.A.carriedout B.sentout C.putout D.goneout(

)8.China'straditionaltea-making

totheintangibleculturalheritagelist(非物质文化遗产名录)oftheUNESCOonNovember29th,2022.A.wasadded B.isadded C.adds D.wasadding(

)9.—Thedragonboatracesaresoexciting,butourboatisstillbehind.—Don'tworry.Iamsure

ourteamwillwin!A.if B.that C.how D.why(

)10.—Look!Itisrainingheavily!Idon'tlikerainyweather.—

.Itisterribleandmakesmefeelweteverywhere.A.Metoo B.MeneitherC.Soundsgood D.NotatallBAABBGravity

EnvironmentAir

DistanceThegravityonMarsisonlyaboutthree-eighths

ofthatontheEarth.MarshasanenvironmentsimilartothatoftheEarth.MarshasmuchthinnerairthanthatontheEarth.IttakesmonthstoflytoMars.FactswehavelearntaboutMarsPre-writing1.WhatdoesMarslooklike?A.Agreenball. B.Ablackball. C.Aredball.2.HowabouttheconditionsonMars?

A.Comfortable. B.Hard. C.Pleasant.3.HowmanydaysarethereinayearonMars?

A.365Earthdays.B.687Earthdays.C.400Earthdays.✔✔✔MorefactsaboutMarsPre-writing4.Howmanymoons(卫星)doesMarshave?

A.One.B.Two.C.Three.5.WhatisthesurfaceofMars

like?

A.

ThesurfaceofMarsislikethatoftheEarth.

B.It’squitedifferentfromthatoftheEarth.

C.Itisunknowntous.Phobos火卫一Deimos火卫二✔✔Pre-writingTalkaboutdifferentaspectsoflifeonMarsPre-writingSomepeoplebelievethathumanscouldliveontheplanetMarsbytheyear2100.Ourownplanet,theEarth,isbecomingmoreandmorecrowdedandpollutedbecauseoftherapidincreaseinpopulation.Itishopedthatpeoplecouldstart5alloveragainandbuildabetterworldonMars.Hereiswhatlifetherecouldbelike.Atpresent,ourspacecraftaretooslowtocarrylargenumbersofpassengerstoMars—itwouldtakemonths.Withthedevelopmentoftechnology,bytheyear2100,thejourneymightonlytakeabout20minutesinspacecraftthattravelatthespeedoflight!However,thespacecraftwouldtravelsofastthatthejourneytoMarsmightbequiteuncomfortable.Manypeoplewouldfeelill.Humanscannotsurvivewithoutwater,oxygenorfood.Sofar,nobodyknowswhetherthereGravitycouldbeanotherproblem.ThegravityonMarsisonlyaboutthree-eighthsofthatontheEarth.Peoplewouldhavetowearbootsthatarespeciallydesignedtopreventthemselvesfromfloatingoffintospace.Gravitycouldbeanotherproblem.ThegravityonMarsisonlyaboutthree-eighthsofthatontheEarth.Peoplewouldhavetowearbootsthatarespeciallydesignedtopreventthemselvesfromfloatingoffintospace.ComparedwithlifeontheEarth,lifeonMarswouldbebetterinsomeways.Peoplewouldhavemorespace.Theymightliveinhouseswithhugecomfortablerooms.Also,robotswoulddomostoftheirworksothattheycouldhavemoretimetorelax.TherewouldprobablybenoschoolsonMars.Everystudentwouldhaveacomputerathomeconnectedtoaninterplanetarynetwork.Theywouldstudyatonlineschoolswith“e-teachers”.LifeonMarswouldbeinterestingaswellaschallenging.MovingtoMarsMovingtoMarsSpacecraftFoodGravityHousesSchoolsSpacecraftwouldtravelatthespeedoflight.Thejourneymightbeuncomfortable.Foodwouldmostprobablybeintheformofpillsandwouldnotbesotasty.ThegravityonMarsisaboutthreeeighthsofthatontheEarth.Peopleneedtowearspecialbootsinordernottofloatoffintospace.Peoplewouldliveinhouseswithhugecomfortablerooms.Robotswoulddohousework.Studentswouldstudyatonlineschoolswiththehelpofe-teachers.Pre-writingNotenoughwateroroxygenAgricultureproblemsFood

problemsBreathingproblemsPlantscan’tgrowonMars.Peoplewon’thavefreshfoodtoeat.Humanscan’tbreathe.★Itissaidthat

thereisnotenoughwateroroxygenonMars.

Thiswillcausesomeproblems.

First,

plantscan’tgrowwithoutwater.

Asaresult,wewillnothavefreshfoodtoeat.Itisnotgoodforhealth.

Moreover,peoplewill★

havedifficultybreathingproperly

withoutenoughoxygenintheair.Pre-writingLearnthelanguageandtipsformakingarticlecleanandlivelyUserichsentencepatterns.

Writethetopicsentence.

Uselogicalconnectives.Pre-writing★Itissaidthat

thereisnotenoughwateroroxygenonMars.

Thiswillcausesomeproblems.

First,

plantscan’tgrowwithoutwater.

Asaresult,wewillnothavefreshfoodtoeat.Itisnotgoodforhealth.

Moreover,peoplewill★

havedifficultybreathingproperly

withoutenoughoxygenintheair.TipsformakingyourarticleclearandlivelyEntertainmentOnlinegamesareverypopular.Low-gravitybasketballgamesManyonlinetheatresVisitthetwomoonsTransportComfortableCarsfloatintheairTrafficwithnoairpollutionMoneyStoredinthePlanetMarsBank¥1iswortharoundM$10.ElectronicShoppingSpaceclothesandfoodLotsofshoppingmallsGoodsfromtheEartharehardtofind.LifeonMarsOralpracticePre-writingHereisaguidetolivingonMarsinthefuture.OnMars,weuseMarsdollars.WegetaboutM$10forevery￥1,butweneverseeanyofit!MarsDollarsareelectronicandarestoredatthe(1)________________.Averypopularformofentertainmentisonlinegames.Theymakeusfeellikewearereallyinsidethegames!Therearealsomany(2)_______theatres.Thereare(3)__________tovisit,butmostpeoplemayprefertowatchtheamazinglow-gravity(4)________________instead.Therearelotsof(5)______________onMars.Theysell(6)___________andfood.MostthingsarecheaponMars.Goodsfromtheearthare(7)___________.Thepublictransportsystemis(8)___________,anditproduces(9)_______________.Ifyouwanttodrive,youcanbuyacarwhich(10)______________!LifeonMarsisinteresting,isn’tit?onlinetwoMoons

basketballgamesPlanetMarsBankshoppingmallsspaceclotheshardtofindcomfortablenoairpollutionfloatsintheairHelpDanielcompletehisdraftPre-writing1.WhichofthefollowingisthemoneyonMarsmorelike?Why?2.Howdopeoplefeelwhentheyareplayingonlinegames?3.Whatdoyouthinkmakesthebasketballgamesamazing?Onlinepayment.Becauseitiselectronic.Theyfeelliketheyarereallyinsidethegames.Thelowgravity.Playerscanjumphighandgiveamazingperformances.Read,thinkandanswerPre-writingEntertainmentMoneyTransportShoppingIntroductionMainbodyConclusionFindouttheorganizationPre-writingSupposeitis2200thisyear,peopleliveindifferentspacevillagesinthesolarsystem—theMarsVillage,Venus

Village(金星村)andSaturnVillage(土星村).Therewillbeaninterplanetaryspeechcontestnextmonth.ThethemeisAGuidetoLivinginourSpaceVillage.Youwanttojoinandwin.Pleasewriteyourspeech.While-writingWriteyourownarticleAguidetolivinginourspacevillageOrganizeideasWritethearticleCheckformistakesUseamind

mapWhile-writingAclearstructure结构Topicsentences主题句Properconnectives连接词Richsentencepatterns句式GrammarSpellingPunctuation…LifeonMarsfoodanimalsplantsweatherweatherMakeaspidergramtoorganizeyourideasWhile-writingSelf-editing:

Readyourarticlebyyourselfaccordingto

thewritingtipsandevaluationtable.Peer-editing:

Shareyourarticlewithyourpartner.EvaluationtimePost-writingIhavelivedintheVenusVillagefor2years.Ithinkitisawonderland.Hereisaguidetolivinginourvillage.Withthedevelopmentofscienceandtechnology,VenushasbeenchangedintoaplacewhichisquitesimilartotheEarthinmanyways.Peopleliveacomfortablelifehere.First,eachfamilyhastheirownhouseswithlargerooms.Robotsdoallthehouseworksothatwehaveenoughfreetimetodowhateverwewantto.Wecanevenkeepalienanimalsasourpets.Pollutionisnomoreaproblem.Peoplestoreandusesolarenergy.Itdoesn’tproduceanypollution.Greenhillsandcleanlakescanbeseenaroundourvillage.Also,thereisenoughwaterandoxygen.Plantsgrowverywell.Theyprovideuswithenoughtastyfood,includingfreshvegetablesandfruits.Therearedifferentformsofentertainmentinthevillage.Onlinegamesareyoungpeople’sfavourite.Peoplecanalsoplayfootballintheairwiththehelpofspecialboots.Atweekends,manypeopleprefertotakespacecrafttoexploreplanetsnearby.LifeintheVenusVillageisamazing,isn’tit?Ifyouareinterestedinit,pleasecomeandvisitourvillage!Post-writingSamplewritingAGuidetoLivinginourSpaceVillageSelf-assessmentIhavelearntDetailsResultAboutlifeonMars.TousethenewwordstotalkaboutlifeonMans.Touseadverbialclauses,objectclauses,definingrelativeclausesorsimplesentences.Howtodoaself-assessment.Result:Wonderful!

Good!

Notbad!Ineedtospendmoretimeon______________.Post-writingConsolidation

阅读理解Inthefuture,peoplemaytraveltoMars(火星)bywater-poweredspaceship!Today'sspaceshipsarefineforgettingthingsintospace,buttheyarenotsogoodattravellinglongdistances.Thesespaceshipsburnchemicalfuels(燃料),andtheyareveryexpensive.Scientistssaythatawater-poweredspaceshipcouldmakethetriptoMarsmuchcheaper.Theideaisjustintheplanningstagesnow,butscientiststhinksuchaspaceshipcouldbedevelopedsoon.Thekeytothewater-poweredspaceshipistheengine(发动机).Regularenginespushspaceshipsbyburningfuel.Thewaterenginewillusesteam,createdbysolarpanels(太阳能电池板)thatheatwatertoahightemperature.Ofcourse,thespaceshipwillhavetocarryalotofwaterforthelongtriptoMars.Today'sspaceshipscouldnotcarrythatmuchwater.Butscientiststhinkthataspaceshipblownuplikeaballoonwillbeableto.Consolidation

OneUScompanyhasalreadydevelopedaspaceshiplikethis.Thesespaceshipsaremadeofastrongmaterial.Twoofthemhavealreadybeensentupintospace,usingrocketsandthenlaterfilledwithair."Balloon"spaceshipscouldbeverylargeandcarryenoughwaterforalongtrip.Withthe"Balloon"spaceships,enoughwatercouldbecarriedtopowertheenginesandgrowfoodduringthetrip.Andthepeopleonthespaceshipmightevengettotakeahotbath!Scientistssaythebiggestadvantageofsuchaspaceshipwouldbecost.The"Balloon"spaceshipuseswatertopushitthroughspaceandcostsaboutonethirtiethofanormalspaceship.Suchsavingsnaturallyencouragecontinuedresearchintoballoonspaceshipsandwaterengines.Ifthesescientistsarecorrect,wemaysoonbeonourwaytoMarsinaspaceshippoweredbywater.Consolidation

(

)1.Whichsentencebestdescribesthemainideaofthepassageabove?A.Thekeytothewater-poweredspaceshipistheengine.B.Inthefuture,peoplemaytraveltoMarsbywater-poweredspaceship.C.OneUScompanyhasalreadydevelopedaspaceshiplikethis.D.Scientistssaythebiggestadvantageofsuchaspaceshipwouldbecost.(

)2.Whatdoyouthinkisomitted(省略)attheendoftheunderlinedsentence?A.usesteam

B.pushspaceships

C.heatwater

D.carrythatmuchwater(

)3.Theunderlined"it"inthelastparagraphrefersto.A.theplanetMars

B.wateras"fuel"C.the"Balloon"spaceship

D.anormalspaceship(

)4.Besidesgrowingfood,whatelsemightastronautsdowiththerestofthewater?A.Takeahotbath.

B.Freezedangerousthings.

C.Blowupaballoon.

D.ChangethesurfaceofMars.BDCAConsolidation

书面表达(共1题,计25分)目前,地球正面临着前所未有的危机,人口增多,能源减少,到太空生活成了热门话题。Daniel和他的同学讨论了在火星上生活的利弊,请根据下面的要点提示写一篇不少于80词的短文。AdvantagesDisadvantagesinterestinghavemorespace...getillfromlivingtherenofood,wateroroxygen...Yourideas...LifeonMarsLifeonMarsisdifferentfromthatontheEarth.Isitgoodorbad?Danielandhisclassmateshavediscusseditrecently.SomestudentsthinkitisbettertoliveonMarsthanontheEarthbecause_______________________________