Unit1Talesoftheunexplained---WordpowerSpaceexplorationReadthefirstpartofthespeechandcompletethetimelineofthemaineventsmentioned.In1957_________________________________Since1959______________________________In1961________________________________In1969_________________________________Task1ReadingReadthespeechgivenbyascientistinPartAandtellthemainideasofthepassage.launchofthefirstman-madesatellitespaceshipshavebeensentupintospaceYuriGagarintravelledinspaceArmstronglandedontheMoon.launchtowerlaunchpadspaceshuttleWordsaboutspaceexplorationspaceship:avehicleforcarryingpeoplethroughspacerocketastronautspacesuitspacestationtrackingshipspacewalk•watchavideo,trytodescribetheprocessoflauchingaspaceshuttle.Task3LookatyourtextbooksandfillintheblanksofpartCusingwordsfrompage7.CCompletetheblanks•Completetheprocessofspacewalk•1.Thespaceshipwas___________________intospacebyrocketsfromthelaunchpad.•2.Later,therockets___________fromthespaceshuttleandfellinthesea.•3.Researchwas___________inspacestation.•4.Astronautstookspacewalkwith_______on.lifted/launchedseparatedcarriedoutspacesuitsWordsabouttheuniverse(宇宙)thegalaxy/theMilkyWay(银河系)thesolarsystem(太阳系)129387654star(恒星)planet(行星)satellite(卫星)•DotheexerciseonPartD.•Completetheshortpassageaccordingly.•Ouruniverseis_______upof________,andtheMilkyWayisjust_______ofthem.Oursolarsystem________ofthestar—thesunandplanetssuchastheearth.Therealsoe_______satelliteslikethemoonandcometsaswell.madegalaxiesoneconsistsxistLanguagepoints•1.dreamv.做梦,梦见;梦想;渴望e.g.Idreamedastrangedream.我做了一个奇怪的梦。n.梦想;幻想e.g.Herdreamhascometrue.dreamofdoingsth渴望做某事e.g.这孩子梦想当英雄。Thiskiddreamsofbeingahero.(beenrealized)•2.carryout执行,实行;完成e.g.这工作一旦开始,就必须完成。Oncetheworkisstarted,itmustbecarriedout.•3.separatefrom•4.inouterspace•5.protectthemfrom/against•6.providesthforsb/providesbwithsth分开,区别在外太空保护,防卫为某人提供某物