九年级提前招生辅导lyy.docx

九年级提前招生辅导lyy.docx

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九年级提前招生辅导lyy

九年级提前招生辅导lyy

一.完形填空

“ThisFridaywe'llhavetheyearlyEggDropChallenge,”saidourscienceteacher,Mr.Baker.“Youcanworkaloneorwithapartner.”

Myfriend,Cassie,andIsmiledateachother.Wealwaysworkedonprojects1.

The2ofthechallengewassimple—tobuildaprotectivecontainertokeepaneggfrombreakingwhen3thestadiumwall.

ImademysandwichthatafternoonwhilewaitingforCassie.4__thebutter-creamgavemeanidea.

“Ihaveabrilliantdesignforour5container!

”IsaidwhenCassiearrived.“Wecan6theeggwithsomebutter-cream.”

“Whynotputtheegginabasketwithaparachute7?

”Cassierolledhereyes.“Theparachuteisbetterthanthatstupididea.”

Icouldn'tbelieveit.Ofcoursewe'dhadourlittle8inthepast,butshe'dnevercalledanyofmyideas“9”before.

“ThenI’llbuildmineandyoubuildyours!

”

10wordshadbeenout,ourfriendshipwaschallenged.

WhenFridayfinallyarrived,Ihadto11Cassie’sEggForceOnelookedprettygood.12,myEgg-cellentEggCreamdidn'tlookquitescientific.Wekidscarriedourcontainersupthreestadiumstepsanddroppedthemoverthesidewall.Thosewhoseeggsbrokewereout;thosewhoseeggssurvived13threemorestepsanddroppedthemagain.Thiswouldgoontillthelasteggbroke.

Afterfourrounds,onlyCassieandIwere14.Iletgoofmybox.Iheardsomeonesay“ew”afterseconds.Hadmyeggbroken?

Iraceddownthe15.Thesidewalkwasdottedwitheggshells（蛋壳）fromthose16drops.FinallyIfoundmylittleEgg-cellentEggCream.

“Thatlookslikeeggdropsoup,Laura,”Cassiesaid.ShewasholdingherEggForceOne.My17raced.Hadshewon?

Ilookedatherbasket.18.

“Myeggbounced（弹起）19,”sheexplained,pointingtoabrokenshell.

“Atie（平局）,”Mr.Bakersaid.

Cassielookedatme,andherglare（瞪眼）20.Ilaughed.Shesmiled…

1.A.patientlyB.silentlyC.togetherD.alone

2.A.functionB.goalC.reasonD.result

3.A.rolleddownB.pushedagainstC.thrownatD.droppedover

4.A.SpreadingB.BoilingC.BakingD.Holding

5.A.butterB.sandwichC.creamD.egg

6.A.protectB.replaceC.carryD.mix

7A.followedB.coveredC.attached（绑上）D.supported

8.A.ideasB.fightsC.worriesD.challenges

9.A.wrongB.stupidC.brilliantD.scientific

10.A.SinceB.WhileC.ButD.And

11.A.explainB.denyC.admitD.prove

12.A.ThereforeB.AnywayC.OtherwiseD.Besides

13.A.paceddownB.turnedaroundC.walkedupD.wentback

14.A.leftB.wantedC.chosenD.discovered

15.A.stepsB.wayC.wallD.sidewalk

16.A.intendedB.unexpectedC.failedD.desired

17.A.eyesB.handsC.feelD.heart

18.A.LostB.DirtyC.BrokenD.Empty

19.A.aroundB.outC.inD.down

20.A.returnedB.remainedC.increasedD.Softened

二．阅读理解

A

Inmosttownstoday,youcanseeteenagersstandingoverelectronicmachineswithflashinglights,shootingatspaceshipsfromotherplanetsanddroppingbombsonstrangemonsters（恶魔）.ThemachineshavenameslikeSpaceWarrior,DarkInvaderandsoon.Itusedtobebelievedthatdamagewasdoneonlytothosestrangevisitorsfromouterspace,butnowitseemsthattheyarestrikingback.

Manyteenagerslikeelectronicgamessomuchthattheycan’tstopplaying.Theyspendhourstightlyholdingthejoystickcontrolsandconstantlypressingbuttonsmarked“fire”.Theydeveloppainsontheirfingersbecauseoftheconstantpressure.Theyplayandplaythatthepainshavenochancetocureproperly.Therapidwristmovementrequiredtoguidethespaceshipacrossthescreencausesanotherproblem:

Themusclesofthewristandarmbecomesoinflamedandswollen（充血红肿）thattheypressagainstthebones.Thisconditioniswhatdoctorsnowcall“SpaceWarrior’sWrist”.

Otherstrangeachesandpainsalsoarelikelytoaffecttheelbowsandshoulders.

Anotherevenmorealarmingproblemisshownbythecaseofa17-year-oldgirlwhichwasrecentlyreportedintheBritishMedicalJournal.Shehadbeenplayingvariouskindsofelectronicgamesformorethantwohoursaday.Herfatherrepairedgamesandmachinesandshecouldusethecassettesandsystemsinhisworkshopasoftenassheliked.Oneday,afterplayingagamecalledDarkInvader,shelostconsciousness（晕倒）andfelltothefloor.

Doctorswhoexaminedherfoundshewassufferingfromanunusualillnesscausedbylightsflashingataparticularfrequency.

21.Electronicgamesarefoundverypopularwith_______.

A.peoplelivingintownsB.studentsstudyinginhighschools

C.girlsworkingintheirfather’sworkshopsD.youngpeople

22.“SpaceWarrior’sWrist”iscausedby_______.

A.constantlypressingthebuttonsB.rapidlymovingacrossthescreen

C.tightlyholdingthejoystickcontrolsD.inflamedandswollenmusclesofthewrist

23.Thecaseofa17-year-oldgirlgivenbythewritershowsthatthewriter_______.

A.supportsplayingelectronicgamesB.feelsverysorryforthegirl

C.disagreedwithyoungpeople’splayingelectronicgames

D.feelsworriedaboutyoungpeople’spoorhealth

24.Fromthepassagewecanconcludethatplayingelectronicgamesis_______.

A.enjoyableandhelpfultothestudyB.excitingbutharmfultothehealthandstudy

C.interestingbutharmlesstotheeyesD.amusingandsatisfying

B

Scientistsaredevelopinganewkindofmachinetotaketheplaceofhumans.Thesemachinescandojobsinplacesthataretoodangerousforhumans.Forexample,theyarebeingdevelopedtoworkinnuclearpowercenter,deepundertheoceansandinouterspace.

JohnMarrit,apsychologist（心理学家）inWilliamsburgMassachusetts,helpeddevelopthenewmachine.Thisishowtheywork.Amachineisplacedinanareafarawayfromthepersonwhooperatesit.Thepersonwearsspecialhardhatwithtelevisionscreensandsoundequipment.Thescreensandsoundequipmentletthepersonseeandhearexactlywhatthemachineisseeingandhearing.Mr.Marritsaysthisgivesthepersonthefeelingofbeinginthesameplaceasthemachine.Theidea,hesays,isbeingtherewithoutgoingthere.Thepersonusesanelectroniccontroltomakethemachinemove.Themachinecopiestheperson’smovementsexactly.Ifthepersonraiseshisrightarm,themachineraisestherightarm,too.Thismeansanexpertcandoadangerousjobwhilestayinginthesafeplace.Forexample,apersoncandirectthemachinetodestroyabombwithoutgoingnearthebombhimself.

25.Thenewkindofmachinebeingintroducedinthepassageis_______.

A.inexistence   B.onlyanideaC.beingtriedout         D.beingresearchedanddeveloped

26.Themachine_______.

A.followstheperson’sorder      B.iscontrolledbyacomputer

C.doesexactlywhatthepersondoes  D.iscontrolledbyatelevisionontheperson’shead

27.Thedifferencebetweensuchanewmachineandarobotisthat_______.

A.thenewmachineismoredifficulttomakethanarobot

  B.thenewmachineismoredifficulttobecontrolledC.arobotiscontrolledbymanindirectly

D.arobotcan’tbeusedinplacestoodangerousorfaraway

C

Youcannotseeanyobjectunlesslightfromthatobjectgetsintoyoureyes.Someofthethingsyouseegiveofflightoftheirown.Thesun,thestars,alightedlampareexamplesthatcanbeseenbytheirownlight.Suchthingsareluminous.Mostofthethingsyouseearenotgivingofflightoftheirown.Theyaresimplyreflectinglightthatfallsonthemfromthesunorsomeotherluminousbodies.Themoon,forexample,doesnotgiveoffanylightofitsown.Itisnon-luminous.Youseeitbecausesunlightfallsonitandsomeofitreflectsinourdirection.Somoonlightisonlysecondhandsunlight.

Whenyoulookatabook,itsendstoyoureyessomeofthelightwhichfallsonit,andyouseethebook.Iflightcouldbekeptoutfromwhereyouaresothattherewouldbenolightforthebooktoreflect,thenyoucouldnotseethebookevenwithyoureyeswideopen.

Lighttravelssofastthatthetimeinwhichittravelsfromthebookyouarereadingtoyoureyesissoshortasiftherewerenotimeatall.Lightreachesusfromthemoon,whichisabout380000kilometersaway,inonlyalittlemorethanasecond.

28.Theunderlinedword“luminous”means_______.

A.visibleB.allcolorsC.givingofflightD.sunlight

29.________havelightoftheirown.

A.ThesunandthemoonB.Thestarsandtheearth

C.ThesunandthestarsD.Themoonandtheearth

30.Whichofthefollowingistrue?

A.Allthethingsyoucanseegiveofflight.

B.Lightfromthebookismuchshorterthanthatfromthemoon.

C.Themomentyouopenyoureyesthelightfromthebooktravelstoyoureyes.

D.Lighttravelssofastthatthereisnotimeforyoutoread.

3．词汇运用

A

Inthepast,mandidnothavetothinkabouttheprotectionofhisenvironment.Therewerenotmanypeopleonearth,andnaturalresourcesseemedtobeunlimited.

　　Today,thingsare31____.Theworldhasbecometoocrowded.Weareusingupournaturalresourcestooquickly,andatthesametimewearepollutingourenvironment32____dangerouschemicals.Ifwecontinuelikethis,humanlifeonearthwillnotsurvive.

　　Everyonerealizestodaythatiftoomanyfisharetakenfromthesea,therewillsoonbe33___left.Yet,withmodernfishingmethods,moreandmorefishare34____.Weknowthatiftoomanytreesarecutdown,forestswill35____andnothingwillgrowontheland.Yet,wecontinuetousebiggerandmorepowerfulmachinestocutdownmoreandmoretrees.

　　Werealize36___ifriversarepollutedwithwasteproductsfromfactories,wewilldie.However,inmostcountrieswas