视听说3第七单元答案

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1、ClickONCEonthespeakericontostartlistening!放音结束前请不要离开本页。否则就听不成啦!Part1Shortdialogsandmultiplechoicequestions(每小题：5分)Directions:Listentotheshortdialogs,thenchoosethecorrectanswerstothequestions.Youwillheartherecordingtwice.Afterthefirstplaying,therewillbetimefory

2、outochoosethecorrectanswers.Usethesecondplayingtocheckyouranswers.1.A.Itisthebiggestproblem.B.Itisthesecondmostimportantproblem.C.Itisimportantbutnotthemosturgentproblem.D.Itisnotimportant.2.A.ThewildfireinSpainisagoodthing.B.Thewildfiresarechangingtheclimate.

3、C.Hersonstudiesenvironmentalprotectionincollege.D.Hersonisprotectingtheenvironment.Part1Shortdialogsandmultiplechoicequestions    (每小题:5分;  满分：10分)(InthecaseofTrue/Falsetypeofquestions,AstandsforTrueandBforFalse,orAforY,BforNandCforNG.)小题得分对错学生答案Correct1.5C(Hi

4、dden) 2.5D(Hidden) Subtotal: 10  ClickONCEonthespeakericontostartlistening!放音结束前请不要离开本页。否则就听不成啦!Part2Shortpassages/dialogsandblankfilling(每小题：3分)Directions:Listentothefollowingrecording,thenanswerthequestionsbyfillingintheblanks.Youwillheartherecordingtwice.Af

5、terthefirstplaying,therewillbetimetowritethemissingwords.Usethesecondplayingtocheckyouranswers.Questions1to14arebasedonthesamepassageordialog.Theworld'spopulationhasbeenboomingfor(1).Therearealmosttoomanypeoplefortheplanet(2).Thepopulationincreasedfrom(3)aroun

6、d1850toover(4)in2000.ThirdWorldnationsaremainlyresponsiblefor(5).In2000,about90%ofthepeoplebeingbornwerein(6).Itispredictedthatbythemiddleofthe21stcentury,theannualgrowthoftheworld'spopulationwill(7)atabout14millionpeople.Ifbirthratesweredecreasedto(8)perwoman

7、,populationstabilizationcould(9)sooner.PaulEhrlich'sbookpredictedthatpopulationgrowthwould(10)widespreadfamineandeven(11).Greaterpopulationshavepollutedand(12)more,ruiningtheenvironmentandcreatingorintensifying(13).Also,increasesinpopulationmakefoodshortagesin

8、(14)evenworse.Part2Shortpassages/dialogsandblankfilling    (每小题:3分;  满分：42分)小题得分对错学生答案Correct1.3years(Hidden) 2.3tosupport(Hidden) 3.0(未答)(Hidden) 4.0(未答)(Hidden) 5.0agreatdealofth