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unit1 reading 山谷和溪流证实火星上曾存在水 itmaybedifficulttoimagine peoplewillliveontheplanetmars bytheyear2100 task1 readthebookandanswerthefollowingquestions whydopeopleneedtomovetomars whatformwillthefoodprobablybeinspace howwillstudentsstudy dotheirhomeworkandtakeexamsonmars willspacetravelmakepeoplefeelill whatisthevirtualteachercalled earthisbecomingmoreandmorecrowdedandpolluted thefoodprobablywillbeintheformofpills theycanstudy dotheirhomeworkandtakeexamsinonlineschools yes thevirtualteacheriscallede teacher task2 whatwillthelifebelike transportfood waterandairgravity spacecraftspaceshuttles tooslowtocarry takeonlyaveryshorttime plantswillproduce itisnotsureiftheseplants 3 8 thiswillbedangerousbecause haveto specialbootsto task3 thebetterlifeonmars peoplewillhavemorespace robotswilldomostofourwork therewillprobablybenoschoolsonmars wecanstudy doourhomeworkandtakeexamsinonlineschools task4 someworseways foodwillnotbethesame willnotbeastastyastheyaretoday spacetravelwillmake thejourneytomarswillbeveryuncomfortable task5 differencebetweenlifeonearthandlifeonmars cleanandhaslotsofspace spaceshuttlesareveryfast itwillbeabigproblem wemustwearhelmets wehavemorespace inonlineschools foodwillbethesame matchthewordswiththedescription providesmanyhoursofairtakehigh qualityimagessmallandlightandhaslotsofmemoryspacethefoodcanbestoredformanymonthsalargehardhatthatprotecttheheadandisconnecttotheairtankfixedtothewallstopreventfloatingforwalkingonthesurfaceoftheplanetprovidesenergyforthespacesuit importantphrases howdoyoulike whatdoyouthinkof gettobecaredforintheformofinthefutureatthemomentatpresentmoreandmore firstofalllargenumbersofaveryshorttimeatthespeedofbeabletobesurefloatawayintochoosefrominmanywayshighlypossibleas as driedfoodinthesolarsystemmoveoutofthefirstpartofturnongetillfrom begreattokeep awayfrombeworthdoingbedifferentfromformofentertainmenttakeoff 1 it sbecomingmoreandmorecandp 2 hwecanbuildabetterworldonmars olluted rowded opefully howcanwegettothemars inspaceshuttles 1 tshouldbebetter 2 atpresentourspacecraftaretoostoclargenumbersofpeople 3 by2100 thespaceshuttlescantravelaththespeedofl ransport low arry alf ight 1 scientistsshoulddplantsthatcangrowonmars 2 theplantswillpthefoodandoxygen evelop roduce 1 thegravityonmarsonlyaboutthreee 3 8 ofthegravityonearth 2 wecouldjumpeandfintospace 3 humanshavetowearsbootstomakethemselvesheavier 4 thebootswillprobablybecomef there llbemanydifferentdfors tochoosefrom ighths asily loat pecial ashionable esigns ettlers wherewillweliveonmars inadomewith10bedrooms lifeonmarswillbebthanonearthinmanyways 1 peoplehave 2 livinginadomewith10bedroomsishighlyp 3 rwilldomostofourwork 4 wewillhavemoretimeforourh etter that more space ossible obots obbies everystudentwillhaveacomputerctoaninter planetcomputernetwork 2 theycans and inonlineschools 3 eachstudentwillalsohave onlineteachercalled e teacher onnecting tudy dotheirhomework takeexams theirownonlineteacher insomeways lifeonmarsmaynotbebetterthanlifeoneart
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