初中英语牛津深圳版七年级下册Unit6Electricity单元练习一、听力(听力)(共20小题;共20分)(略)二、单项选择(共12小题;共12分)21.Youstopwhenthetrafficlightturnsred.A.canB.hadbetterC.needD.must22.Youcrosstheroadwhenthetrafficlightsarered.A.canB.mustC.mustn'tD.needn't23.Manystudentscomefrompoorfamiliesandtheyaffordschoollunches,sothegovernmentistryingtohelpthem.A.needn'tB.shouldn'tC.can'tD.mustn't24.Wecaneatinthecafe.Butweeatintheclassroom.A.canB.didn'tC.can'tD.aren't25.youbringthebooktoschool?A.AreB.IsC.CanD.Please26.---Ihearyou'vegotanewiPhone4S.Ihavealook?---Yes,certainly.A.MayB.DoC.ShallD.Should27.---MayIsmokehere,please?---Iamafraidyou.Thisisanon-smokingarea.A.canB.can'tC.mayD.maynot28.---Canyourideahorse,Tony?---.A.Yes,IcanB.Yes,IamC.No,IcanD.No,hecannot29.WithEnglish,Icanwithdifferentpeople.A.communicateB.communicatedC.communicatesD.communicating30.Therearelotsofthatstudentshavetofollowinschool.A.exercisesB.problemsC.skillsD.rules31.Ihearahigh-speedrailwaywillbebuilttoTaizhouShanghaiinthefollowingyears.A.connect;toB.connected;withC.connects;toD.connecting;with32.---Shallwegooutforawalk?---Sorry.Thisisnottherighttoinviteme.Iamtootiredtowalk.A.placeB.situationC.momentD.chance三、补全短文(共10小题;共10分)ItisWednesdaytoday.Butwedon't33.lessons.Miss.Wangtakesusto34.thezoo.Weareveryhappy.Wegettothe35.early.Abouttwothousand36.cometothezoo.Firstweseean37..Itisverybig,butitstail(尾巴)isverysmall.Itslongnose38.carrywoods(搬木头).Wealsoseesome39..Theyplayonasmallhill.Themonkeylikesfruit.Thereisabigtiger40.theforest.Itisdangerous(危险的).Wecan'tgetcloseto(靠近)it.Thetiger41.meateveryday.There42.manyanimalsinthezoo.Iwouldliketogotothezooagain.四、完形填空(共10小题;共15分)Weareluckytoliveinarichcountrywherewehavemanythings.However,mostofususually43somethings.Electricityisonethingwewastemost.Lights,TVs,44andotherthingsareoftenkeptonevenwhennooneisusingthem.Weshouldturnthemoffwhenwedonotusethem.It45lessthanasecondtodoit.Anyhow,notwastingelectricitysavesmoney,becausewedonothavetopayfortheelectricitywedonotuse.Thesecondthingthatweoftenwasteiswater.Freshwaterisprecious,46itshouldn'tbewasted.Itisonlyasimplematterofturningoffatap(水龙头).Iamsure47candothiseasilyifhewantsto.Anotherbigwasteisfood.Mymother48tocooksomuchfoodthatmuchofitwasthrownaway.Itoldherwehadwastedsomuch49.ShethoughtIwasrightandnowcooks50whatwecaneat.Itisnot51tobewasteful.Ifindthereisasimplewayofnotwastingthings.Thatistouseonlywhatwe52.Donottouchwhatwedonotneed.Inthiswaywecanstopbeingwasteful.43.A.useB.washC.wasteD.forget44.A.radiosB.applesC.bikesD.doors45.A.spendsB.costsC.paysD.takes46.A.thoughB.becauseC.soD.but47.A.nobodyB.somethingC.everybodyD.nothing48.A.plannedB.usedC.hopedD.stopped49.A.electricityB.waterC.foodD.money50.A.mainlyB.onlyC.mostlyD.specially51.A.rightB.fineC.badD.necessary52.A.buyB.needC.bringD.get五、阅读理解(共20小题;共40分)AFangfang,afifteen-year-oldChinesegirl,likeseatingsnacks(快餐)verymuch.Shepreferscreambiscuits,McDonald'sfood,KFC,andBeijingRoastDuck.Sometimessheeatstwopackagesofbiscuitsaday.Asaresult,shebecomesoverweight.TodayinChina,therearemanychildrenlikeFangfang.Theylikesnacks.Theydon'teatenoughhealthyfoodslikefruitandvegetables.It'sverybadfortheirhealth.Pooreatinghabitsareaseriousproblem.Healthexpertssaythatchildrenshouldhavehealthyeatinghabits.First,theymusteatregularmealsandbeginwithagoodbreakfast.Second,theyshouldhavedifferentkindsoffoods,suchasfruit,vegetables,grain,eggs,milk,meatandsoon.Third,childrenshouldn'teattoomanysnacksandfriedfoods.Theyaredelicious,buteatingtoomanyofthemisunhealthy.Ifchildrendoastheexpertssay,theywon'tbecomefat.Theywillbehealthier.Studentswon'tbecometiredatschool,andtheywillhaveenoughenergytostudywell.53.Whatdoestheunderlinedwordoverweightmean?A.聪明的B.懒惰的C.超重的D.痴呆的54.Fangfangbecomesoverweightbecause.A.sheisanAmericangirlB.shehasabalanceddietC.shelikeseatingsnacksD.shelikesvegetablesoup55.Whatkindoffoodisgoodforyourhealth?A.Fastfood.B.Snacks.C.Friedfood.D.Fruitandvegetables.56.Ifstudentsdoastheexpertssay,theywill.A.becomefatterandfatterB.becomemoreandmorebeautifulC.haveenoughenergytostudyD.behealthierandmoretired57.WhichofthefollowingisTRUE?A.Eatingsnacksisgoodforyourhealth.B.Fangfangdoesn'tlikeBeijingRoastDuck.C.FangfangcomesfromAmerica.D.Studentsshouldn'teattoomanyfriedfoods.BCanwelivewithoutsalt(没有盐)?No,saltisveryimportant(重要)tous.Weneedsaltinourfood.Animals(动物)needittoo.Mostofthesaltinourcountrycomesfromthesea(大海).Peopledig(挖)greatpoolsandletseawaterin.Whenthesundriesup(晒干)thewater,peoplecangetsaltfromtheground.Thesaltiswhite,cleanandbeautiful.Therearealotofsaltwells(井)inSichuan.Asaltwellismuchlikeawaterwell.Peoplebringthewellwateruptothegroundandthendryitinbigjarsoverfire.Inthisway,theygetsalt.Wecanalsogetsaltmines(矿).SomeyearsagopeopleinJiangxifound(发现)abigsaltmineandsoonopenedit.Peopletherenolonger(不再)needsaltfromotherplaces(地方).Inthenorthwest(西北)ofourcountry,therearemanysaltlakes(盐湖).Someoftheselakesareverybig.Thesaltinabiglakeevencanmeettheneedsofourpeopleformanyyears.58.Wecan'tlivewithoutsalt,so.A.weneeditinourfoodB.animalsdon'tliketohavesaltC.itisnothingtoanimalsD.wedryupthewaterinther