初中学生科普英语竞赛模拟题1Word文档格式.docx
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初中学生科普英语竞赛模拟题1Word文档格式.docx
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A.short…lengthB.shorten…length
C.shortened…lengthenD.shortening…lengthen
9.Theprojectteambelievessuchcomputerwould_____inteachingandlearning.
A.playamajorfunctionB.performamainfunction
C.playamajorroleD.displayamainrole
10.Onceaheartdiseasehasseriouslyweakenedapatient’sheart,heart_____canbeperformedtosavehislife.
A.transplantsB.transportation
C.translationsD.transforms
11.Whenreaderswereasked_____animalsshouldbeusedformedicalresearch,nearly80percentsaidyes.
A.whichB.whatC.whereD.whether
12.Feelingsofpain_____whensignalsfromnerveendingsintheskinaresenttothebrain.
A.recordB.resourceC.resultD.rescue
13.Thescientistperformedhisexperimentoverandoveragain,______tillmidnight.
A.workedB.workingC.toworkD.havetowork
14.Fourteenboysintheclassshavedtheirheadsafterlearningthattheirfriendwouldlosehishairafterreceivingdrug_____forcancer.
A.tradesB.treatmentsC.treasuresD.tracks
15.Thegovernmentpassedthelawstoprotecttheplantsandanimalsonthe_____specieslist.
A.endangeredB.dangerousC.endangeringD.danger
PARTIIGrammar&
Vocabulary(15分)
Thereisonlyonecorrectanswerforeachsentence.MarkthecorrespondingletterontheAnswerSheet.
16.Moreandmoreforeignerswantto_______theircompaniesinZhejiang.
A.cleanupB.lookupC.pickupD.openup
17.CanI______yourdictionary?
--Sony,I'
musingit.
A.borrowB.lendC.keepD.return
18._______mecarefully,boysandgirls.Canyou_____meclearly.9
A.Listento,hearfromB.Hear,listento
C.Hear,hearD.Listento,hear
19.Letthechildrengoaway.They'
remakingtomuch_______here.
A.noiseB.voiceC.soundsD.songs
20.Thestudentsputdowntheirpenswhentheteacher_____themtostopwriting.
A.saidB.spokeC.toldD.talked
21.He________livinginthecountrytothecity.
A.likesB.prefersC.enjoysD.loves
22.Manygirlslike__________skirtsinsummer.
A.wearingB.dressingC.inD.puttingon
23Ifyoudon'
tknowaword,youcan________thewordinadictionary.
A.lookupB.lookdownC.lookoverD.lookout
24MrLiwouldliketo_________usaninterestingstory.
A.tellB.talkC.sayD.speak
25._________alwaytheoldbooksand__________methatnewone.
A.Bring,bringB.Bring,takeC.Take,takeD.Take,bring
26.--I'
mgoingtoschoolnow,Mum,Bye.
--Justaminute.It'
scoldoutside,_________yourcoat,please.
A.PutonB.TakeoffC.PutupD.Takedown
27.Itisbettertoteachamantofishthan________himfish.
A.togiveB.givingC.tofindD.finding
28.ThisTVsetistooloud,willyouplease_________?
A.turndownitB.turnitdown
C.toturnitdownD.toturndownit
29.Itwillbewarmertomorrow.Thetemperaturewill_________again.
A.fallbelowB.goupC.stayaboveD.keepon
30.Dickisn'
there.He_________thecinema.
A.hasgonetoB.hasbeento
C.hasbeenawayD.hasbeenwith
PARTIIICloze(完形填空)(20分)
Passage1
AnewstudyhasshownthatmosquitoescancarryAIDSvirusesintheirbodiesforafewdays,buttheinsectsdonotseemtospreadthevirus.
Inan31,mosquitoesthatfedonblood32withtheAIDSviruswerelaterfoundtohavethevirusintheirbodies.33,themosquitoesdidnotseemtopass34thevirustoasampleofuninfectedbloodwhenthemosquitoesfedonthatsample.Similarexperiments35recentlyinSouthAfricahave36thesameresults.
TheAIDSviruscanstayinamosquitofortwoorthreedays,37totheexperiment.Whileinthemosquito,thevirusdoesnotmultiply.Thus,themosquitomightbeviewed38amomentaryflyingsyringe,thatprobablycarries39toolittleAIDSvirusto40theinfection.
31.
A.experience
B.experiment
C.example
D.explanation
32.
A.toinfect
B.infect
C.infecting
D.infected
33.
A.However
B.Moreover
C.Therefore
D.Besides
34.
A.on
B.by
C.off
D.for
35.
A.concluded
B.combined
C.conducted
D.concentrated
36.
A.processed
B.produced
C.progressed
D.promoted
37.
A.according
B.due
C.owing
D.similar
38.
A.to
B.like
C.for
D.as
39.
A.still
B.even
C.far
D.much
40.
A.slow
B.spread
C.speed
D.stop
Passage2
Alltheusefulenergyatthesurfaceoftheearthcomesfromtheactivityofthesun.Thesunheatsand41mankind.Eachyearitprovidesmen42twohundredmilliontonsofgrainandnearlytenmilliontonsofwood.
Coal,oil,43gas,andallotherfuelsarestored-upenergy44thesun.Somewascollectedbythisseason’splantsascarboncompounds(碳化合物).Somewasstoredbyplantsandtreesages45.
Evenwaterpowercomesfromthesun.Water46intovaporbythesunfallsasrain.Itflowsdownthemountainsandisconvertedtoelectricpower.
Lighttransmitsonlytheenergy47comesfromthesun’souterlayers,and48ofthisenergythatisdirectlytowardtheearthneverarrives.About49ofitisabsorbedbytheatmosphereoftheearth.50,theearthitselfgetsonlyonehalf-billionthofthesun’sentireoutputofradiantenergy.
41.
A.
warms
B.
feeds
C.
fuels
D.
supplies
42.
for
by
with
to
43.
native
neat
natural
normal
44.
from
at
in
45.
before
after
ever
ago
46.
turned
wasturned
turning
turns
47.
and
that
when
where
48.
anumber
more
many
much
49.
ninths-ten
ninth-tens
nine-tenths
nines-tenth
50.
Inuse
Infact
Inaddition
Inoperation
PARTIVReadingComprehension(阅读理解)(40分)
Languageisn’ttheonlysignofanimalintelligence.ACanadianpsychologist,Dr.DavidSherry,hasstudiedtheremarkablememoryofnutcracker,abirdthatstoresfood,mostlypineseeds,intinycaches,orholes,intheground.AnativeofwesternNorthAmerica,onenutcrackermakes100to200separatecacheseverydayinthefallandwinter.Whenspringarrives,thebirdreturnstothesecachestoeattheseeds.
Dr.Sherrysaysthatmonthsafterburyingtheseeds,thebirdsrememberexactlywheretheystoredthem.Theyflydirectlytotheholeswithnoneedtohuntandpeck.“Thesebirdshaveahighlyspecializedspatialmemory---it’samazing,”saysDr.Sherry.
Dr.Sherrysaysthatmemoryinmanyanimalsisassociatedwithanareainthebraincalledthehippocampus.Hefoundthatfood-storingbirdshavealargerhippocampusthanbirdsthatdon’tstorefood.HippocampusdamageisonesignofAlzheimer’sdisease,abraindegenerativediseasemarkedbyafailingmemory.
51.Whatdoesthepassagemainlydiscuss?
A.Somekindsofbirdshaveexcellentmemory.
B.Howbirdsstorefoodintheground.
C.Howbirdsfindtheirstoredfood.
D.Whybirdsliketoburyseedsintheground.
52.Nutcrackerisakindofbirdthat_____.
A.storesseedsintheground
B.singsverynicely
C.fliestonorthinwinterdays
D.worksdiligently
53.Whenspringarrives,thebird_____.
A.returnsfromnorth
B.fliesbacktofindthestoredfood
C.startstobuilditsnewhome
D.becomesbusyincollectingseeds
54.AccordingtoDr.Sherry,ifone’shippocampusishurt,hemay_____.
A.losehisabilitytotalk
B.becomeveryforgetful
C.dieverysoon
D.becomeeasytogetangry
55.Thephrase“associatedwith”inthelastparagraphhasthesamemeaningas_____?
A.“linkedto”
B.“coveredwith”
C.“locatedat”
D.“storedin”
Gordonwasa25-year-oldscienceteacherin1966whenheboughtabrand-newcarVolvoP1800.Today,Gordon,nowretired,stillownsthesameVolvo.LastMarch,heputthe2millionthmileonthecar.
Gordon’svehiclehitthebig2millionataTVceremonyheldinTimesSquareinNewYorkCity.
TowhatdoesGordonowehiscar’sverylonglife?
“Volvosareverystrongcars,”hesaid.“Also,Idrivesensibly.AndItakeverygoodcareofthecar.”
Gordonchangestheoilevery3,000miles;
usesonlythesamebrandofoil;
changesthesparkplugs(火花塞)every20,000miles;
washesthecarregularly;
waxesitatleasttwiceayear;
andspendsafewminuteseachweekcheckingunderthehood(车篷),amongotherthings.“Beingascienceteacher,Ihaveabetterideaofthewaysthingswork,”hesaid.
Gordonsaysthevehiclestillhasmanyofitsoriginalparts.Butmanyparts,suchasthestartermotor,thebrakes(刹车),andthewaterpump,havebeenrebuiltorreplaced.
Gordon’s2millionm
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