WordpowerUnitUnit11SpaceexplorationSpaceexplorationTask1ReadingReadthespeechgivenbyascientistinPartAandtellthemainideasofthepassage
In1957_________________________________Since1959______________________________By1961________________________________Today___________________________________________________launchofthefirstartificialsatelliteunmannedspaceshipshavebeenlaunchedorbittheearth,travelinspaceexamineimportantplanets,takephotos,collectsampleslaunchtowerlaunchpadspaceshuttleTask2rocketastronautspacesuitspacestationtrackingshipspacewalkTask3LookatyourtextbooksandfillintheblanksofpartCusingwordsfrompage6
spacespaceexplorationlaunchspaceshuttlelaunchtowerrocketlaunchpadastronauttrackingshipspacesuitspacewalkspacestationIguesssomeofyouaredreamingofbecomingan________andtravelingto______tocarr