NeilArmstrong太空行走左为阿姆斯特朗人类首次登月1.Matchtheeventswiththedates.19611969197319761986200120032005a.YangLiweibecomesthefirstChineseastronaut.Hedescribestheexperienceasmarvelous.______2003b.AmericanNeilArmstrongbecomesthefirstmantosetfootonthemoon.Hedescribesthemomentas“Onesmallstepforman,onegiantleapformankind”.______1969c.A60-year-oldAmerican,DenisTito,becomesthefirstspacetourist.HespendseightdaysonboardtheRussianpartofajointUSA-Russiaspacemission.______2001d.SevenAmericanastronautsarekilledjustoveraminuteaftertakingoffinChallenger.Itisthebiggestspacedisastersofar,andslowsdowntheAmericanspaceprogram._______1986e.RussianYuriGagarinbecomesthefirstmaninspace.Ittakeshimjust108minutestogoroundtheworld.______1961f.TheAmericanViking1missionlandsonMarsandsendsbackgoodqualityphotos.______1976g.Pioneer10becomesthefirstspaceshiptoflypastJupiter.ItisheadedfortheredstarAldebaran,whichitwillreachintwomillionyears’time.______1973h.Nearlysevenyearsafterbeinglaunched,theCassinispaceprobereachesSaturn.ItsendsbeautifulimagesofSaturn’sringsbacktoEarth._____20052.Checktheeventswhichyouthinkarepossible.Writetheyearinwhichyouthinktheywillhappen.1)Aninternationalorganizationiscreatedtocontrolallspacetravel.2)Apermanentbaseforscientificresearchissetuponthemoon.3)Lotsoffamilieschoosetospendtheirholidaysinspace.4)ThefirstastronautslandonMars.5)Humansestablishcontactwithlifeonanotherplanet.Workinpairs.Discussyouranswersandthinkofothereventswhichwillhappeninspaceinthefuture.