实用综合教程(第二版)1-Unit-2--课后答案.docx

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1、TextA/ComprehensionKey:1.D2.D3.C4.A5.DB.Completethefollowingsentencesorallywithyourpartner.1.Howdoesaspacemanseetheearth?Heseestheearth’sroundshapeandtheoutlineoflandandoceans.2.Whatistheshapeoftheearthandwhatisitcoveredwith?Theshapeoftheearthisroundan

2、ditiscoveredwithwater,rockandsoil.3.Wheredoanimalsandplantslive?Theylivealmosteverywhereonthesurfaceoftheearth.4.Howlongareadayandayear?Onedayisthetimeittakestheearthtospinaroundonce,andoneyearisthetimeittakestheearthtotraveloncearoundthesun.5.WhenwasE

3、arthDaynamed?Itwasnamedin1970.C.Makeadialoguewithyourpartneraccordingtothesituationdescribedbelow.S:Hi,everybody.I’mSusanYoung.TomorrowisEarthDay.Wewonderhowmanypeopleknowaboutthedayandhowmuchtheyknowabouttheplanetweliveon.NowIwillinterviewsomepeoplein

4、thestreet.(toJerry)Hi,there.I’mSusanYoungfromManandNature.Canyougivemeamoment?J:Allright.S:Ihavesomequestionstoaskyou.J:Goahead.S:First,canyoutelluswhoyouare?J:IamastudentfromXXXXXX.S:Good.HaveyoueverheardofEarthDay?J:Yes,ofcourse.S:Thendoyouknowwhenth

5、edayiscelebratedeveryyear?J:Oh,onthedayspringbegins.AmIcorrect?S:Quiteright.ItisonApril22.SotomorrowisEarthDay.J:Oh,Ialmostforgot!S:Thenextquestionmaybealittledifficult.Doyouknowwhenitwasfirstnamed?Andwhoproposedtheidea?J:Perhapsin1970?I’mnotsure.I’ver

6、eaditsomewhere.ButIcan’trememberitclearlynow.Sorry,Ican’tanswertheotherquestion.S:Youarerightabouttheyearwhenitwasnamed.Asfortheotherquestion,OK,letmetellyou:GaylordNelson,anAmerican,proposedthenamingofsuchadayandhissuggestionwaslateracceptedbytheUnite

7、dNations.Mynextquestionis:whycananimalsandplantsliveontheearth?J:Theycanliveonitfirstbecauseitisjusttherightdistancefromthesun.Livingthingsneedthesun’swarmthandlightforlife.Theyalsomusthaveenoughwatertolive.Theearthhasplentyofwaterthatcoversmostofitssu

8、rface.S:Thelastquestion:whatliesatthecenteroftheearth?J:Aballofhardmetalliesatthecenteroftheearth.S:Verygood.Ithinkyouknowalotaboutourmotherearth.Thankyouforyourtime.J:Youarewelcome.I’mgladtohavetakenpartinyourprogram.AndIlikeyourprogra