Unit4onMars元清Unit4點(diǎn)Ⅰ.據(jù),寫應(yīng)文1.頭helmet2.重gravity3.行planet4.擁crowded5.被polluted6.快的rapid7.增increase8.乘passenger9.使服;適uncomfortable10.氣oxygen11.道tasty12.門地特specially13.浮漂float14.較compare15.絡(luò)network16.戰(zhàn)challenging17.地迅rapidly18.道意aware19.繞將起circle20.一agreement21.離遠(yuǎn)distance22.能possibility23.星alien24.來者陌人stranger25.分率百數(shù)percentage26.勢(shì)缺點(diǎn)不條disadvantage27.險(xiǎn)危risk28.[復(fù)品goods29.子electronic30.樂entertainmentⅡ.據(jù)出單變1.drydried.)2.sleepsleepy/sleeping/asleep(.)3.crowdcrowded(.)4.pollutepolluted()

pollution(n.)5.specialspecially(.)6.challengechallenging(.)7.agreeagreement(.)disagree(義詞8.possiblepossibly()possibility(n.)9.entertainentertainmentn.)點(diǎn)據(jù)意,寫應(yīng)文1.干driedfood2.睡sleepingbag3.再(all)overagain4.以度atspeedof5.以形inof6.隨的withthedevelopmentof7.到年by21008.與比comparedto/with9.AB之距thedistancebetween10.量alargenumberof/largeofpassengers11.某大助beofhelp/beverysb12.門做bespeciallydesignedtodo13.A連到connectto14.…besimilar15.展執(zhí)carry16.…advantagesof...17.…start/beginwith18.見inagreement19.…性thepossibilityof20.竟afterall21.共統(tǒng)publictransportsystem22.英keepanEnglish23.慮thinkabout/considerdoingsth24.要feellikedoingsth25.道beawareof26.覺怎?Howdoyoulike...?/Whatdoyouof...?27.某人物害doharmtosb/sth=beharmfultosb/sth=harm28.得beworththerisk/takingtherisk29.地far(away)fromthe點(diǎn)據(jù)意句一

1.人能火重建更世ItispeoplecouldstartalloveragainandbuildabetterworldonMars.2.此的里活是子Hereiswhatlifetherecouldbelike.3.目前宇船,大乘火因花月。Atpresent,ourspacecrafttooslowtocarrylargenumbersofpassengersMars—itwouldtakemonths.4.隨的2100年乘行宙,要20分鐘Withthedevelopmentoftechnology,by2100,theonlytakeaboutminutesspacecrafttravelatthespeedoflight!5.食可以的存,道么。Foodwouldmostprobablybeintheformofpillsandwouldnotbesotasty6.火重約地的三ThegravityonMarsisonlythree-eighthsofonthe7.與的相上在方更ComparedwithlifeonEarth,lifewouldbebetterinsomeways.8.每家有電星連Everystudenthavecomputerat