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一、单项选择
1.Stop,please.Lefs havea meeting.A.talk B.to talkC.talking D.talked
2.Bella alwaysfeels tiredand1think shego to bed early.A.should B.could C.may D.shall（双减），
3.With thedouble reduction”students havemuch timeto doafter-school activitiesthanbefore.A.many B,much C-more D.mostUnit3Electricity（单元测试•提升卷）
4.The partywas successful.All ofus enjoyedourselves.A.so B.such C.enough D.true一
5.How muchjuice is there inour houseA.None B.Nothing C.Everything D.All.Lefs goto thesupermarket andbuy someafter dinner.
6.Jenny goesto schoolevery daySunday.A.besides B.not C.no D.except
7.—Jane,can Thave eraserA./B.an C.a D.the——OK,here youare.
8.isthesecond stepof makingRussian SoupA.How manyB.How muchC.How D.WhatOh,I forgot.But Ithink mymom can help us.
9.quiet,Tom.Your fatheris writinga report.A.Keep B.Kept C.To keepD.Keeping
10.Where helast SaturdayA.did;go B.did;went C.is;go D.was;went
11.Not onlyhe butalso Ithe moviebefore.A.see B.sees C,have seenD.has seen
12.Water iceif theweather isbelow zero.A.will beturned offB.will beturned toC.will beturned intoD.will beturned up一
13.—Would youlike tosee thefilm ChangjinLake withme thisSunday Fdlike to,but Imnot sureIm freeon thatday.A.whether B.that C.when D.what
14.—The bookseems alittle boring.一You wontenjoy ityou putyour heartinto it.A.when B.if C.after D.unless
15.The girlis sittingunder thetree comesfrom England.A.who B.whom C.where D.what
二、选词填空将下列单词或短语前的字母填入空格每个单词或短语只能填一次A.change;B.planes;C.form;D.surprised;E.is connectedto;F.use;G.when交通工具，Energy makesthe worldgo round.Energy lightsour cities.Energy powersour vehiclestrains,16and rockets.Energy warmsour homes,cooks ourfood,plays ourmusic,gives uspictures ontelevision.Energy powersmachines infactories andtractorson afarm.Without it,wed bewithout keyforms oftechnology andtransportation.Energy from the sungives uslight duringthe day.It driesour clothes17theyre hangingoutside ona clothesline.It helpsplantsgrow.Everything wedo18energy inone formor another.When weeat,our bodieschange theenergy storedin thefood intoenergy to do work.When werun orwalk,we bumfoodenergy inour bodies.When wethink orread orwrite,we are also doingwork.Many timesits reallyhard work!Cars,planes,light bulbs,boats and machines also19energy intowork.Work meansmoving something,lifting something,warming something,lighting something.All theseareafew of the varioustypes ofwork.Electricity is a20of energyused inour livesevery day.Heres somethingyou cando tosee theimportance ofelectricity.Take awalkthrough yourschool,house orapartment andwrite downall thedifferent appliancesandmachinesthat useelectricity.Youll be21
三、单词拼写at howmany thingswe useeach andevery daythat dependon electricity.
22.The littleblue cartoonSmurfs wereplanning tocelebrate theirbirthday.fifty
23.According to a report,AI isexpected to85million jobsworldwide by
2025.place
24.Your caris designedto giveyou differenttypes of when thingsgo wrong,（warn）
25..The coachexplained howto weara maskat thegym.（comfortable）
26.The bodyproduces thatare naturalpainkillers,（chemistry）
27.He lookedand confidentbefore thematch.（relax）
28.rd beenwaiting for thirty minutesand Iwas getting.（patient）
四、完成句子（改为否定句）
29.Danny didsome exercises yesterday.Danny anyexercisesyesterday.
30.The GradeEight studentsare plantingtrees overthere.（改为——般疑问句）the GradeEight Studentstrees over there（保持句意不变）
31.We mustthank Jenny.She helpedour sonwith hisEnglish.We mustthank Jennyour sonwith hisEnglish.（保持句意不变）
32.Sam wasso tiredthat hecouldnt continuedriving thecar.Sam wastired continuedriving thecar.（连司成句）
33.is,our,city,than before,beautiful,more,much t
五、阅读理解Imagine that the batteryon yourmobile phonehas runout.You cantmake anycalls fbrhelp andno onecan contactyou.You areallalone,and well,not quite.Just reachinto yourpocket andtake outa pieceof sugar.Put it into the battery,wait aminute andyou arebackon thephone.Thanks toa coupleof Americanscientists,this situationcould becomereal.Swadesh Chaudhuriand DerekLovely haveinvented（细菌）the bacteria battery”.This kind of batteiygets itspower frombacteria thateats sugarand turnsitintoelectricity.（有机体）」“This isa specialorganism Lovelysaid.You canget enoughelectricity to power acell phonebattery foraboutfour daysfrom aspoonful ofsugar.^^In the past,bacteria batterieshave beenexpensive andnot long-lasting.But thisbattery usesa more efficient bacteriumthat canturn80percent ofsugar intoelectrical energy.This is30percent morethan similarbatteries canmanage.（稳定的）,The bacteria battery couldbecome assmall asa householdbattery.It isalso cheapand stablebecause sugarcanbe takenfrom wasteand crops.But thesugar-to-electricity processis notsatisfactory asit couldtake weeksfor thebacteria tochange acup ofsugar intoelectricity.And itproduces“greenhouse“gases whichpollute the environment.The scientistsunderstand thereisalot morework tobe done.It isstill young.said Lovely.“Where weare nowis wheresolar powerwas20or30years ago.”He also believes thebattery willbe usedin scientificequipment atthe bottomof theocean.Ocher ideasinclude usingsugar in the（乡blood torun medicaldevices in the humanbody andtaking sugarfrom animalwaste toprovide energy topowerhomes inrural村的）areas.
34.Whafs thepassage mainlyaboutA.An effectiveway torepair themobile phone.B.A scientificinvention of a newtype ofbattery.C.A cleanenergytoreduce thecarbon dioxide.D.A newkindofmobile phoneand itsfuture.
35..Which of the followingis NOTthe advantageof thenewly-developed batteryA.Convenient.B.Stable C.Inexpensive.D.Quick
36.Which ofthe followingare thescientists workingon toimprove thenew batteryA.Increase thebacteria.B.Solve thepollution problem.C.Bring downthe price.D.Change thesize ofthebattery.
37.What doesthe underlinedsentence actuallymeanA.The bacteriabattery sharessome similaritieswith solarenergy.B.Scientists willcontinue theirwork untilthey findsolar power.C.There isstill muchroom for the improvementofthebacteriabattery.D.The bacteriabattery willbe aspopular assolar powerin twentyorthirtyyears.
38.According tothe lastparagraph,who willfind thebacteriabatteryless usefulA.Divers.B.Farmers.C.Doctors.D.Architects.
39.A.hardly B.late C.happily D.later
40.A.still B.also C.probably D.even
41.A.in hospitalB.at homeC.inthestreet D.inthestore
42.A.how B.what C-whether D.when
43.A.kept B.collected C.invented D.expected
44.A.need B.end C.time D.way
七、短文填空请根据下文中所给的首字母写出空格所缺的单词，使文章通顺合理并符合语法要求在填写答题卷时，要求写出完整单词（每空只写一词）Today,many inventionscan bebetter known.Lefs havea lookat someof them.TV BikeAscientist connectsthe TVtoabike sothattheTV canget theelectricity byriding the bike.If thechildren wantto watchTV foralonger time,they have to ridevery hardi45of sittingon thesofa.Floating Bike（充气）Can youimagine abicycle crossingrivers Ifyou wantto crossa river,first,inflate ahuge plasticball allaround thebike.Then you can e46the balland ridethebikeinside theball tomove forward.Fire Recharger（充电）A firerecharger canproduce electricityfromtheheat offire.This meansif youhavet47finding aplace tocharge yourmobilephone inthe wild,youcanuse asmall firetodothat.Dig GogglesUnderwatercameras areoften soe48But nowa pairof cheapDig Gogglescanhelpyou dothat.They arespecial glassesfortaking photoswhen swimming.Open andclose youreyes twiceand thenyou wills49in takingphotos easilyunderwater.
八、任务型阅读【语篇来自二十一世纪学生英文报•试题原创］New techwill changeour futureWithevery yearthat passes,a newtechnology comesalong toimprove ourlives andchange theway wedo things.Scientific（新兴的）American haschosen10emerging technologies.Some ofthem mightbe the“next bigthing:Lets havea lookat threeofthem.量子传感器Quantum sensors（弓|力）一Everything inthe universehas someamount ofgravity evenyou.And now,scientists aredesigning sensorsthat（引力场）（探测）（精确地）can findthese tinygravitational fieldsand detectthings moreaccurately andsafely.（磁的）These quantum sensors,as theyrecalled,can pickup tinychanges ingravitational,electric,and magneticfields.They（原子的）are moreaccurate thanother sensors,as they can detectchanges atthe atomiclevel.（电缆）For example,theycanbe used to detectcables undergroundwithout diggingfor them.They couldalsobeusedtodetectearthquakes beforethey happenor evenkeep trackof someonesbrain activity.虚拟患者Virtual patientIthas oftenbeen pointedout thatcomputers androbots mightone daytake theplace ofhuman doctors.But whatif computers（电子模拟的）were usedto replacepatients insteadThis iscalled in-silico medicine”-testing medicineand treatmentmethods（疗法）（器官）（制造）on virtualorgans oreven fullbodies producedby computers.There mightbe agreat riskwhen testingnewdrugs ortreatments onlive patients—as wellas greatcost.But withvirtual patients,we cantest thesethings morecheaply andwithoutrisking anyoneslife.绿色氢Green hydrogen（副产品）When weburn hydrogenfor energy,the onlyby-product iswater.Its safefortheenvironment.But weneed fossil（化石燃料）fuels toproduce hydrogen,which isbad fortheenvironment.Luckily,we nowhave“green“hydrogen.Green hydrogen（分开）（元素）一（氧气）.is producedby usingmachines tosplit waterinto itstwo mostbasic elementshydrogen andoxygen In（过程）（有效率的）thepast,this processused toomuch electricity.But now,we havemoreefficientmachines.【回答问题】
50.What canquantumsensorsdo。
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