Unit3一、語法選擇。Inourdailylives,weusuallywastethings.Lights,TVsandotherthingsareoftenonevenwhennobodyisusing1.______.Weshouldturnoffthelights2.______weleaveourrooms.Andsavingelectricity(電)cansaveusmoney.()1.A.theyB.themC.theirD.theirs()2.A.beforeB.soC.whileD.untilBAthembeforeTheEarthprovidesus3.______water.Thereisonly2.8%freshwaterintheworld,4.______peopleneedtousealotoffreshwatereveryday.Soweshouldn'twasteit.Itisnotdifficultforus5._______water.Iamsurewecandothis6.______ifwewantto.()3.A.forB.ofC.withD.from()4.A.butB.orC.ifD.after()5.A.saveB.savedC.savingD.tosave()6.A.easyB.easierC.easilyD.easiestCADCwithbuttosaveeasilyFoodwastingisanotherproblem.Mymothersometimes7.______toomuchfood.Wecan'teatallofit.Andeatingtoomuchisnotgoodtokeep8.__________.SoItellherthatweshouldn'twastefood.()7.A.cooksB.cookedC.willcookD.iscooking()8.A.healthyB.healthierC.healthiestD.thehealthiestAAcookshealthyIfind9.______importantwayofnotwastingthings.Thatistouseonlywhatweneed.Don'taskforwhatwedon'tneed.Weshouldstop10.________inourdailylivesandtrytomaketheworldbetter.()9.A.aB.anC.theD./()10.A.wasteB.wastesC.wastingD.towastingBCanwasting二、閱讀理解。WeliveontheEarth.It'sourhome.ButhowmuchdoyouknowaboutitLetmetellyousomefactsaboutourEarth.WhatdoestheEarthlooklikeItislikealargeball.Liketheothersevenplanets(行星),theEarthisrunningaroundtheSun.It'sthethirdnearestplanettotheSun.IttakestheEarthabout365daystorunaroundtheSun.Atthesametime,theEarthisgoingarounditself.Ifyouareinspace,youcanseelotsofwhitecloudsoverthesurface(表面)oftheEarth.Throughtheclouds,youcanseethebluecolouroftheocean,andthebrowncolouroftheland.About70%oftheEarthiscoveredbywater.WhydowehavedayandnightWhenthehalfoftheEarthisfacingtheSun,it'sdaytime.AstheEarthturns,andthishalfisawayfromtheSun,nightiscoming.Andit'sdaytimefortheotherhalf.Infact,theEarthhasnolight.ThelightcomesfromtheSun.WithouttheSun,people,animalsandplantscan'tliveontheEarth.()1.HowmanyplanetsarerunningaroundtheSunaccordingtothepassageA.Seven.B.Eight.C.Nine.D.Ten.B()2.WhatcanweknowfromthepassageA.TheEarthisthenearestplanettotheSun.B.ThelightontheEarthcomesfromtheSun.C.AllplanetsandstarsarerunningaroundtheSun.D.IttakestheEarth300daystorunaroundtheSun.B()3.WhenwilldaytimecomeA.WhentheEarthisrunningaroundtheSun.B.WhentheEarthisawayfromtheSun.C.WhenthehalfoftheEarthisawayfromtheSun.D.WhenthehalfoftheEarthisfacingtheSun.D()4.WherewouldyouprobablyreadthispassageA.Inastorybook.B.Inacookbook.C.Inasciencebook.D.Inasportsbook.C三、閱讀理解。語篇類型：說明文主題：人與自然·軟塑料垃圾難度：詞數(shù)：約220用時：7分鐘數(shù)：Softplasticcanbeusefulforus.Butitcanalsomakewaste.Toceasethewasteandprotecttheenvironment,asupermarkethasanideaaboutusinglesssoftplastic.BritishsupermarketTescoisplanningtoaskpeopletorecyclesoftplasticinsomeofitsstores.Wecanseelotsofsoftplasticthingsindailylife,suchasbreadbagsandcookiebags.Inthepast,peopleusuallyputsoftplasticwasteinlandfills(垃圾填埋場).ButnowpeoplecangivesoftplastictosomestoresofTesco.Thenthestoreswillturnthisplasticwasteintopackaging(包裝)forotherthings.Tescoteststheideaintenstores.Theywillaskpeopletorecyclesoftplastic.Forexample,peoplecankeepcatfoodbagsandvegetablebags.Tescohopesthatthetestswillletthemcollectaround1,000tonsofplasticayear.Thatisaboutasheavyas150millionbreadbags.Tescomakessureeverythingtheyrecycleisnotbadfortheenvironment.PaulaworksforWorldWideFundForNature(WWF).Shethinkstheideaisgreat.Tescoisnottheonlystoreforrecycling.Aldialsotriestomaketheplasticpackagingless.AnotherBritishsupermarkettheCo-opFoodsaystheywillnotusesingle-useplastic.()1.Whatdoestheunderlinedword“cease”inParagraph1meanA.Show.B.Provide.C.Stop.D.Rise.C()2.HowdoesTescousesoftplasticwasteA.Tescousesittopackageotherthings.B.Tescousesittomakemoney.C.Tescousesittomakebreadbags.D.Tescousesittodoatest.A()3.Accordingtothepassage,PaulathinksTesco________．A.shouldworkwithAldiB.isdoingagoodjobC.isbadfortheenvironmentD.collectstoomuchplasticB()4.What'sthepurposeofthepassageA.Toshowhowbadsoftplasticis.B.Toaskpeopletorecyclesoftplastic.C.Toaskpeoplenottousesingle-useplastic.D.Toshowwhatsoftplasticis.B四、語篇填詞。Turtlesarenotnewtous.Wecanseethematthezoo.Buthowmuc