Unit4GlobalwarmingⅠ
单项填空1.Workgetsdone________whenpeopledoittogether,andtherewardsarehighertoo
A.easilyB.veryeasyC.moreeasilyD.easier2.Wemusttakeallpossiblemeasures________toimproveworkingconditions
A.tendB.tendingC.tendedD.beingtended3.Theeducationof________younghasbecome________hotandserioustopicinthepresentsociety
A.the;/B.a;theC./;theD.the;a4.Sheaswellasthetwoguides________theideaofclimbingthemountaininsuchbadweather
A.opposedtoB.objectedtoC.areopposedtoD.approved5.—Whatisthecostofyourshirtshere,sir
—Itdependsonwhichfashionyouwanttobuy,andtheprices________from100dollarsto500dollars
A.increaseB.rangeC.reachD.different6.—Say,Jane,willyoucomewithmetothegameFriday
—________,Bob,butIpromisedMaryI’dgowithher
A.MypleasureB.ThanksC.TakeiteasyD.Forgetit7.________,Americanfirmsremainthemostprodu