广东省高考英语一轮复习单元测试：unit5（新人教版选修7）

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1、广东省高考英语一轮复习单元测试：Unit5（新人教版选修7）Unit5Travellingabroad能力演练一、语法填空IfthepopulationoftheEarthkeepson1(increase)atitspresentrate,therewill2(event)notbeenoughresourceslefttosupportlifeontheplanet.Bythemiddleofthe21stcentury,ifpresenttrendscontinue,we3(use)upalltheoiltha

2、tdriveourcars,forexample.Evenifscientistsdevelopnewwaysoffeedingthehumanrace,thecrowdedconditionsonEarthwillmakeit4(necessity)forustolookforsomewhereelse.But5oftheotherplanetsinoursolarsystemarecapableofsupportinglifeatpresent.Onepossiblesolutiontotheproblem,6,

3、hasrecentlybeensuggestedbyanAmericanscientist,ProfessorCarlSagan.Saganbelievesthat7theEarth,sresourcesarecompletely8(exhaust),itwillbepossibletochangetheatmosphereofVenusand9createanewworldalmostaslargeasEarthitself.Somethingisdifficult.Venusismuchhotterthanthe

4、Earth.10,thereisonlyatinyamountofwaterthere.二、完形填空阅读下面短文，掌握其大意，然后从1~15各题所给的四个选项（A、B、C和D）中，选出最佳选项。WhatanexcitingdayitwasforJenniferandValerie!TheyhadbeenfriendssinceGradeThreeandhad1manyoftheirhighschoolexperience.Nowtheyweredrivingtogethertotheirfinalhighscho

5、olevent.Todaywas2dayatLamarHighSchool.3theywereclosefriends,theyweredifferentinmanyways.Jenniferwasafairly4studentwhileValeriedidjustenoughtogetbyandwasmainly5inagoodsociallife.“Isn,tit6thatwereallfinished?”saidValerie.“I，mreallylookingforwardtohavingagoodt

6、imethissummer.”“7benice,”Jenniferreplied,“I，mafraidI，mgoingtohavetoworkmostofthesummertohelppayformycollegeexpenses.”Jennifer,sparentshadonlyasmall8andshehadmadeuphermindtohaveanoccupationinwhichshecouldaffordallthethingsher9couldnot.Valerie,10,camefromafa

7、irlywell-to-dofamily.Shehadlittledesiretoworkhardfor11shehadalwaystakenforgranted.“Ireallydontwanttogotocollegeforawhile,”she12.“MyunclerunsarestaurantintheBahamasandhehas13metospendayearthereasawaitress.Thatshouldgivemeplentyof14forthebeach.”“Itseems15l

8、lreallybegoingdifferentwaysnow,”thoughtJennifer.1.A.learnedB.obtainedC.rememberedD.shared2.A.examB.sportsC.graduationD.working3.A.IfB.BecauseC.AlthoughD.When4.A.d