实用综合教程(第二版)1-Unit-2-课后答案

TextA/ComprehensionKey:1.D2.D3.C4.A5.DB.Completethefollowingsentencesorallywithyourpartner.1.Howdoesaspacemanseetheearth?Heseestheearth’sroundshapeandtheoutlineoflandandoceans.2.Whatistheshapeoftheearthandwhatisitcoveredwith?Theshapeoftheearthisroundanditiscoveredwithwater,rockandsoil.3.Wheredoanimalsandplantslive?Theylivealmosteverywhereonthesurfaceoftheearth.4.Howlongareadayandayear?Onedayisthetimeittakestheearthtospinaroundonce,andoneyearisthetimeittakestheearthtotraveloncearoundthesun.5.WhenwasEarthDaynamed?Itwasnamedin1970.C.Makeadialoguewithyourpartneraccordingtothesituationdescribedbelow.S:Hi,everybody.I’mSusanYoung.TomorrowisEarthDay.Wewonderhowmanypeopleknowaboutthedayandhowmuchtheyknowabouttheplanetweliveon.NowIwillinterviewsomepeopleinthestreet.(toJerry)Hi,there.I’mSusanYoungfromManandNature.Canyougivemeamoment?J:Allright.S:Ihavesomequestionstoaskyou.J:Goahead.S:First,canyoutelluswhoyouare?J:IamastudentfromXXXXXX.S:Good.HaveyoueverheardofEarthDay?J:Yes,ofcourse.S:Thendoyouknowwhenthedayiscelebratedeveryyear?J:Oh,onthedayspringbegins.AmIcorrect?S:Quiteright.ItisonApril22.SotomorrowisEarthDay.J:Oh,Ialmostforgot!S:Thenextquestionmaybealittledifficult.Doyouknowwhenitwasfirstnamed?Andwhoproposedtheidea?J:Perhapsin1970?I’mnotsure.I’vereaditsomewhere.ButIcan’trememberitclearlynow.Sorry,Ican’tanswertheotherquestion.S:Youarerightabouttheyearwhenitwasnamed.Asfortheotherquestion,OK,letmetellyou:GaylordNelson,anAmerican,proposedthenamingofsuchadayandhissuggestionwaslateracceptedbytheUnitedNations.Mynextquestionis:whycananimalsandplantsliveontheearth?J:Theycanliveonitfirstbecauseitisjusttherightdistancefromthesun.Livingthingsneedthesun’swarmthandlightforlife.Theyalsomusthaveenoughwatertolive.Theearthhasplentyofwaterthatcoversmostofitssurface.S:Thelastquestion:whatliesatthecenteroftheearth?J:Aballofhardmetalliesatthecenteroftheearth.S:Verygood.Ithinkyouknowalotaboutourmotherearth.Thankyouforyourtime.J:Youarewelcome.I’mgladtohavetakenpartinyourprogram.AndIlikeyourprogramverymuch.S:Thankyouagain!Goodbye!J:Bye!VocabularyBuilding/ExercisesA.MatcheachwordwithitsproperChinesemeaning