口语考试topic汇总.doc

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1、....口语考试topic汇总（上学期）Unit1：OilpricewillriseorfallRise:1.Limitedresources2.Hugedemand3.Overpopulation4.Expansionofautomobiles5.War6.ThemonopolizationoftheUS7.OffshoreareaswhichcandrillmuchoilbecometravelingplacesFall:1.Substitute2.Environmentalprotectionconsc

2、ious3.Lessdemand4.Trytoexploreoilreserves5.(Fluctuate)6.Oilcanbereplacedbymoreformsofcleanresourcessuchaselectricitydrivenautomobiles.Unit2:Q1.Whyshouldwemakecertainefforttoprotectourearth?.下载可编辑.....1.Manydisasters2.Threateningtemperature/globalwarming3.Di

3、fferentformsofpollution4.Considerforhumansurvival5.Meltice-capinthenorthernandsouthernpoles,thenmakethesealevelrise.Waterwouldfloodaway.Q2.Whatarethemostharmfulelementstoourenvironment?1.Naturalelements:Naturaldisasterssuchasearthquake,forestwildfire,volcan

4、icexplosionandsoon.Whentheseterrificeventshappened,landformchanged,forestandsodweredestroyed,ourairwaspollutedandthousandsofcreatureslosttheirlives.2.Manmadeelements:Inappropriatehumandailybehaviorscausedbyhumanweakenvironmentalawareness,suchasexcessivedefo

5、restationanddroppinglitterscarelessly.Thedisadvantagesbroughtbyeconomicdevelopmentandtheemergenceofthetechnologysuchasvehicleemissionsandnuclearleakagewhichcancauseirreparableandirreversibledamage.Unit4:.下载可编辑.....Whypeoplewouldliketoexploretheouterspace?1.

6、curiousbyinstinct2.anyexistenceoflifeandsignsofwater3.lookingforsomealternativeresourcessuchasusefulmineral4.competitiveracebetweennationsandimprovetheinternationalstatusUnit5:Q1:Whyfoodsafetyisveryessentialtohumansurvival?1.people’shealthToachievemoreharve

7、sts,theyuseexcessivepesticidewhichbearsenormoushazardtopeopleandleadssomerarediseases.Somefoodproducersinjecthormonesintodomesticanimalssoastomakethemgrowquicklyandstronglythustheycanturninmoreprofit.2.stabilityofsocietyTheorderofthemarketandthestabilityofs

8、ocietyalsodependedonguaranteeoffoodsafety.Q2:Whypeople’sdietchangedgreatdealinthepasttwodecades?1.Whatchanged?People’sdietchangedagreatdealduringthepasttwodecades.Peopleusedtoconsumemorestapleinorderto