牛津深圳版七年级下册Unit6Electricity单元练习含答案.docx
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牛津深圳版七年级下册Unit6Electricity单元练习含答案
-CAL-FENGHAI.NetworkInformationTechnologyCompany.2020YEAR
牛津深圳版七年级下册Unit6-Electricity单元练习含答案
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.You stopwhenthetrafficlightturnsred.
A.canB.hadbetterC.needD.must
22.You crosstheroadwhenthetrafficlightsarered.
A.canB.mustC.mustn'tD.needn't
23.Manystudentscomefrompoorfamiliesandthey affordschoollunches,sothegovernmentistryingtohelpthem.
A.needn'tB.shouldn'tC.can'tD.mustn't
24.Wecaneatinthecafe.Butwe eatintheclassroom.
A.canB.didn'tC.can'tD.aren't
25. youbringthebooktoschool?
A.AreB.IsC.CanD.Please
26.---Ihearyou'vegotanewiPhone4S. Ihavealook?
---Yes,certainly.
A.MayB.DoC.ShallD.Should
27.---MayIsmokehere,please?
---Iamafraidyou .Thisisanon-smokingarea.
A.canB.can'tC.mayD.maynot
28.---Canyourideahorse,Tony?
--- .
A.Yes,IcanB.Yes,Iam
C.No,IcanD.No,hecannot
29.WithEnglish,Ican withdifferentpeople.
A.communicateB.communicatedC.communicatesD.communicating
30.Therearelotsof thatstudentshavetofollowinschool.
A.exercisesB.problemsC.skillsD.rules
31.Ihearahigh-speedrailwaywillbebuiltto Taizhou Shanghaiinthefollowingyears.
A.connect;toB.connected;with
C.connects;toD.connecting;with
32.---Shallwegooutforawalk?
---Sorry.Thisisnottheright toinviteme.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,mostofususually43 somethings.
Electricityisonethingwewastemost.Lights,TVs,44 andotherthingsareoftenkeptonevenwhennooneisusingthem.Weshouldturnthemoffwhenwedonotusethem.It45 lessthanasecondtodoit.Anyhow,notwastingelectricitysavesmoney,becausewedonothavetopayfortheelectricitywedonotuse.
Thesecondthingthatweoftenwasteiswater.Freshwaterisprecious,46 itshouldn'tbewasted.Itisonlyasimplematterofturningoffatap（水龙头）.Iamsure47 candothiseasilyifhewantsto.
Anotherbigwasteisfood.Mymother48 tocooksomuchfoodthatmuchofitwasthrownaway.Itoldherwehadwastedsomuch49 .ShethoughtIwasrightandnowcooks50 whatwecaneat.
Itisnot51 tobewasteful.Ifindthereisasimplewayofnotwastingthings.Thatistouseonlywhatwe52 .Donottouchwhatwedonotneed.Inthiswaywecanstopbeingwasteful.
43.A.useB.washC.wasteD.forget
44.A.radiosB.applesC.bikesD.doors
45.A.spendsB.costsC.paysD.takes
46.A.thoughB.becauseC.soD.but
47.A.nobodyB.somethingC.everybodyD.nothing
48.A.plannedB.usedC.hopedD.stopped
49.A.electricityB.waterC.foodD.money
50.A.mainlyB.onlyC.mostlyD.specially
51.A.rightB.fineC.badD.necessary
52.A.buyB.needC.bringD.get
五、阅读理解（共20小题；共40分）
A
Fangfang,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.Whatdoestheunderlinedword"overweight"mean?
A.聪明的B.懒惰的C.超重的D.痴呆的
54.Fangfangbecomesoverweightbecause .
A.sheisanAmericangirlB.shehasabalanceddiet
C.shelikeseatingsnacksD.shelikesvegetablesoup
55.Whatkindoffoodisgoodforyourhealth?
A.Fastfood.B.Snacks.
C.Friedfood.D.Fruitandvegetables.
56.Ifstudentsdoastheexpertssay,theywill .
A.becomefatterandfatter
B.becomemoreandmorebeautiful
C.haveenoughenergytostudy
D.behealthierandmoretired
57.WhichofthefollowingisTRUE?
A.Eatingsnacksisgoodforyourhealth.
B.Fangfangdoesn'tlikeBeijingRoastDuck.
C.FangfangcomesfromAmerica.
D.Studentsshouldn'teattoomanyfriedfoods.
B
Canwelivewithoutsalt（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.weneeditinourfood
B.animalsdon'tliketohavesalt
C.itisnothingtoanimals
D.wedryupthewaterintheriver
59.Wegetmostofsaltfrom .
A.saltlakesB.saltwellsC.saltminesD.seawater
60.PeopleinSichuangetsaltfrom .
A.jarsB.fireC.saltwellsD.saltmines
61.Someyearsago,peoplefoundandopenedabigsaltmine .
A.inSichuanB.inJiangxi
C.inthenorthwestD.nearthesea
62.Thebesttitle（题目）ofthispassagemaybe .
A.SaltB.SaltWellsC.SaltMineD.SeaWater
C
WhenyouwatchTVandplayvideogames,youmakeenvironmentworse!
Itmayseemhardtobelieve,butwhenelectricityismade,soaregreenhousegases（温室气体）.Thismeansthateverytimeyouuseelectricityyouhelpmakeglobalenvironmentworse!
Carsarealsomakingglobalwarmingworse,andsendlotsofgreenhousegasesintotheair.Globalenvironmentmaybeabigproblem,butwecanallhelpstopit.Peoplecantrytodrivetheircarsless.Orevengetonesthatrunonsunlight!
Youcanalsohelp!
Whynottryoneofthesetopideas?
▲Trytouselesselectricity.Turnofflights,yourtelevision,andyourcomputerwhenyou'vestoppedusingthem.
▲Planttrees.Notonlyisitafunthingtodo,butitisalsoagreatwaytolowerthenumberofgreenhousegasesintheair.
▲Don'tthrowawayyourrubbish,buttrytorecycleit.Ifrubbishisnotrecycled,itisputontheground.Thereitrots（腐烂）andmakesagreenhousesgascalledmethane（甲烷）.Sotrytorecyclecans,bottles,plasticbagsandnewspapers.
Theywillmakeyoufeelgreat!
Andtheywillhelptheearth.
63.Ifwe ,wemaymakeglobalenvironmentworse.
A.uselesselectricityB.driveacaronsunlight
C.planttreesD.throwawayrubbish
64.Usinglesselectricitydoesgoodtoglobalwarmingbecause .
A.themoreelectricityisused,themoregreenhousegasesproduced
B.thelesselectricityisused,themoregreenhousegasesproduced
C.Peopledrivetheircarsless
D.computersuselesselectricity
65. willmakeglobalenvironmentworse.
A.NewspaperB.CansC.MethaneD.Bottle
66.Thewriterofthepassagewantstotellus
A.what'rethegreenhousegases
B.thewaystoprotectglobalenvironment
C.tostopusingelectricity
D.thereasonsofglobalwarming
67.What'stheChinesemeaningoftheword“recycle”
A.燃烧B.收集C.恢复D.循环使用
D
Thereisnotenoughoilintheworldnow.Astimegoesby,itbecomeslessandless,sowhatarewegoingtodowhenitrunsoutPerhapswewillgobacktousinghorses,carriagesandbicycles.
IntheSecondWorldWar,somepeopledidn'tusegasmadefrompetroleum（石油）intheircars.Theymadegasfromwoodandplantsinstead.Thecardidn'tgofast,buttheyran,sothiswasbetterthannothing.However,inthefuture,wecan'tcutdownallourtreestomakegas;weneedourtreesforotherthings,too.
Besidesdifferenttypesofgas,wecanalsouseelectricity（电）torunourcars,butfirstwemustmaketheelectricity!
Somecountrieshavecoalandtheymakeelectricitywiththat,butwemightnotalwayshavecoal,either.Othercountrieshavebig,strongrivers,andtheycanusethepowerofwatertoturnturbines（涡轮机）andmakeelectricitymoreeasilyandcheaply.
Wearealsoabletogetpowerfromtheoceantides.Weputturbinesintothemouthoftheriver.Thenthetidecomesin,thewaterturnstheturbinesandthenitgoesout,itturnsthemagain.
Whichofthesewayswillbeus
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