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1、Thestormcausedseveredamage.
A.physicalB.accidentalC.seriousD.environmental【答案】:C
2、Manyformsofcancercanbecuredifdetectedearly
A.selectedB.operatedC.developedD.discovered【答案】:D
3、Thestorywaspublishedwiththesolepurposeofsellingnewspapers
A.realB.mainC.onlyD.practical【答案】:C
4、AlargecrowdassembledoutsidetheAmericanembassy
A.gathered
B-watched
C.shouted
D.walked
【答案】:A
5、HekeptinconstantcontactwithhisfamilywhilehewasinAustralia
A.gradual
B.regular
C.direst
D.occasional
【答案】:B
6、Onthetablewasavasefilledwithartificialflowers
A.wild
B.fresh
C.lovely
D.false
【答案】:D
7、Wehadtroublefindingauurewatersupply
A.typical
B・complete
C.clean
D.clear
【答案】:c
8、“Whatdoyoumeanbythat,5Paulaskedsharply
A.critically
B-helplessy
C.politely
D.quickly
【答案】:A
9、Sheonlyneedsaminuteamountofmoney
A.certain
B.fair
C.full
D.small
【答案】:D
10>Keepyourpassportinasecureplace
A.special
B-good
C.safe
D.different
【答案】:c
11、Heinspiredmanyyoungpeopletotakeupthesport
A.encouraged
B.allowed
C.called
D.advised
【答案】:A
12、Didsheaccepthisresearchproposal?
A.invitation
B.plan
C.offer
D.view
【答案】:B
13、Thecitycentrewaswipedoutbythebomb
A.covered
B-destroyed
C.reduced
D.moved
【答案】:B
14、I'dliketowithdraw500frommycurrentaccount
A.leave
B.pay
C.put
D-draw
【答案】:D
15、Thecontempthefeltforhisfellowstudentswasobvious
A.hate
B-need
C.loveD.pity【答案】:D
EasternQuakesCanTriggerBigShakes
InthefirstweekofNovember2011,peopleincentralOklahomaexperiencedmorethantwo
dozenearthquakes.Thelargest,amagnitude5.6quake,shookthousandsoffansinacollege
footballstadium,causedcracksinafewbuildingsandrattledthenervesofmanypeoplewhohad
neverfeltaquakebefore.Oklahomaisnotanareaofthecountiyfamousforitsquakes.Ifyou
watchthenewsonTV,youseereportsaboutallsortsofnaturaldisasters—hurricanes,tornadoes,
floodingandwildfires,tonameafew.Butthemostdangeroustypeofnaturaldisaster,andalso
themostunpredictable,istheearthquake.
ResearchersattheU.S.GeologicalSurveyestimatethatseveralmillionearthquakesrattlethe
globeeachyear.Thatmaysoundscary,butpeopledon'tfeelmanyofthetremorsbecausethey
happeninremoteandunpopulatedregions.Manyquakeshappenundertheocean,andothershave
averysmallmagnitude,orshakingintensity.
Amagnitude5.8earthquakethatstruckcentralVirginiatheafternoonofAugust23,2011,
wasfeltfromcentralGeorgiatosoutheasternCanada.Inmanyurbanareas,includingWashington,
D.C.,andNewYorkCity(WallStreetshown),peoplecrowdedthestreetswhileengineers
inspectedbuildings.Credit:Wikimedia/AlexTabak
Scientistsknowaboutsmall,remotequakesonlybecauseofverysensitiveelectronicdevices
calledseismometers.Thesedevicesdetectandmeasurethesizeofgroundvibrationsproducedby
earthquakes.Altogether,USGSresearchersuseseismometerstoidentifyandlocateabout20,000
earthquakeseachyear.
Althoughearthquakescanhappenanywhereintheworld,reallybigquakesoccuronlyin
certainareas.Thelargestonesregisteramagnitude8orhigherandhappen,onaverage,onlyonce
eachyear.SuchbigonestypicallyoccuralongtheedgesofEarth'stectonicplates.
TectonicplatesarehugepiecesofEarth'scrust,sometimesmanykilometersthick.These
platescoverourplanet'ssurfacelikeajigsawpuzzle.Often,jaggededgesoftheseplates
temporarilylocktogether.Whenplatesjostleandscrapepasteachotherearthquakesoccur.On
average,tectonicplatesmoveveryslowly-aboutthesamespeedasyourfingernailsgrow.
Butsometimesearthquakesrumblethroughportionsofthelandscapefarfromaplate'sedges.
Althoughlessexpected,these“mid-plate”tremorscandosubstantialdamage.Someofthebiggest
knownexamplesrattledtheeasternhalfoftheUnitedStatestwocenturiesago.Today,scientists
arestillpuzzlingoverwhythequakesoccurredandwhensimilaronesmightoccur.
16.Oklahomaisanareaoftenexperiencingnaturaldisasters.
A.RightB.WrongC.Notmentioned
【答案】:B
17.Theearthquakeisthemostunpredictablenaturaldisaster.
A.RightB.WrongC.Notmentioned
【答案】:c
18.Fewearthquakeshappenwithoutpeople'sawareness.
A.RightB.WrongC.Notmentioned
【答案】:B
19.SeismometerscanidentifyandlocatemostoftheearthquakesinChina.
A.RightB.WrongC.Notmentioned
【答案】:c
20.Bigearthquakesofamagnitude8Orhigherseldomhappenfarfromtheedgesoftectonic
plates.
A.RightB.WrongC.Notmentioned
【答案】:A
21.Whenevertectonicplatesmove,earthquakeshappen.
A.RightB.WrongC.Notmentioned
【答案】:B
22.TheearthquakethathittheeasternhalfoftheUnitedStatestwocenturiesagoisthe
biggest"mid-plate"oneinhistory.
A.RightB.WrongC.Notmentioned
【答案】:C
LearnaboutLight
1Ancientcivilizationswereamazedbytheexistenceoflightforthousandsofyears.The
Greekphilosophersbelievedthatlightwasmadeupofcountless,tinyparticlesthatenterthe
humaneyeandcreatewhatwecallvision.However,EmpedoclesandaDutchscientistnamed
ChristianHuygensbelievedthatlightwaslikeawave.Accordingtothem,lightspreadoutand
travelledlikeastraightline.Thistheorywasacceptedduringthe19thcentury.
2In1905,AlbertEinsteinpublishedaresearchpaperinwhichheexplainedwhatis
referredtoasthephotoelectriceffect.Thistheoryexplainsthatparticlesmakeuplight.The
particlesEinsteinwasreferringtoareweightlessbundles(束)ofelectromagnetic(电磁)energy
calledphotons(光子).Today,scientistsagreethatlighthasadual(二重)nature—itispart
particleandpartwave.Itisaformofenergythatallowsustoseethingsaroundus.
3Thingsthatgiveofflightareknownassourcesoflight.Duringtheday,theprimary
sourceoflightisthesun.Othersourcesoflightincludestars,flames,flashlights,streetlampsand
glowinggasesinglasstube.
4Whenwedrawthewaylighttravelswealwaysusestraightlines.Thisisbecause
normallylightraystravelinastraightline.However,therearesomeinstancesthatcanchangethe
pathandeventhenatureoflight.Theyarereflection,absorption,interference(卜扰),etc.
5Physicistshaveattemptedtomeasurethespeedoflightsincetheearlytimes.In1849,
HippolyteFizeauconductedanexperimentbydirectingabeamoflighttoamirrorlocated
kilometersawayandplacedarotatingcogwheel(旋转齿轮)betweenthebeamandthemirror.
Fromtherateofrotationofthewheel,numberofwheel'steethanddistanceofthemirror,hewas
abletocalculatethatthespeedoflightis313millionmeterspersecond.Inavacuum(真
空),however,thespeedoflightis299,792,458meterspersecond.Thisisaboutamilliontimes
fasterthanthespeedofanairplane.
23.Paragraph2__A___
24.Paragraph3__B___
25.Paragraph4—D—
26.Paragraph5__C__
A.Howisthenatureoflightexplainedtoday?
B.Whataresourcesoflight?
C.Howdidphysicistsmeasurethespeedoflight?
D.Howdoeslighttravel?
E.Howdidpeoplethinkoflightyearsago?
F.Whatcausesashadow?
27.Objectsarevisibletothehumaneyeaslightis_D___
28.Stars,flames,flashlightsaresomeexamplesof__A___
29.Someinstancessuchasreflectionandabsorptioncanchange__C___
30.HippolyteFizeauconductedanexperimenttomeasure__E___
A.sourcesoflight
B.thespeedoflight
C.thepathoflight
D.astraightline
E.abeamoflight
F.aformofenergy
Graphene'sSuperstrength
Bigtechnologycomesintinypackages.Newcellphonesandpersonalcomputersgetsmaller
everyyear,whichmeanstheseelectronicsrequireevensmallercomponentsontheinside.
Engineersarelookingforcreativewaystobuildthesecomponents,andthey'veturnedtheireyes
tographene,asuperthinmaterial,madeofcarbon,thatcouldchangethefutureofelectronics.
Thisyear'sNobelPrizeforPhysicshasbeenawardedtoAndreGeimandKostyaNovoselov
fromtheUniversityofManchester,UK.forthediscoveryofgraphene.Grapheneisn'tjustsmall,
it'suthethinnestpossiblematerialinthisworld."saysNovoselov.Hecallsita"wondermaterial."
It'ssothinthatyouwouldneedtostackabout25,000sheetsjusttomakeapileasthickasapiece
ofordinarywhitepaper.Ifyouweretoholdasheetofgrapheneinyourfingers,you'dhaveno
ideabecauseyouwouldn'tbeabletoseeit.
Carbonisoneofthemostabundantelementsintheuniverse.Everyknownkindoflife
containscarbon.Grapheneisasheetofcarbon,butonlyoneatomthick.Youdon'thavetolook
fartofindgraphene—it'sallaroundyou.
Ifyouwantthishigh-techwonderstuff,allyouneedisapencil,paperandalittleadhesive
tape.Usethepenciltoshadeasmallareaonthepaper,andthenapplyasmallpieceofadhesive
tapeoverthearea.Whenyoupullupthetape,you1!1seethatitpullsupathinlayerofsomeof
theshadingfromyourpencil.Thatlayeriscalledgraphite,oneofthesoftestmineralsinthe
world.
Nowstickthesamepieceoftapeonanothersheetofpaperandpullthetapeup---there
shouldbeaneventhinnerlayer,thistimeleftonthepaper.Nowimaginethatyoudothisoverand
over,untilyougetthethinnestpossiblelayerofmaterialonthepaper.Thislayerwouldbeonly
oneatomthick,andyouwouldn'tbeabletoseeit.Graphiteismadeoflayersofgraphene.So
whenyougettothethinnestpossiblelayer,you'vefoundgraphene.
31.Whatwouldchangethefutureofelectronicsaccordingtoengineers?
A.Personalcomputer.
B.Bigtechnology.
C.Graphene.
D.Creativeways.
【答案】:C
32.Whichofthefollowingstatementsaboutgrapheneistrue?
A.Itisvisibletothehumaneye.
B.Itispossiblythethinnestmaterialintheworld.
C.Itcanbeusedtomakepaper.
D.Findingitdemandstimeandmoney.
【答案】:B
33.Theword“apply“inparagraph4couldbeusedtoreplacedby?
A.push.
B.find.
C.collect.
D.put.
【答案】:D
34.Whatdoesthewritertellinthelasttwoparagraph?
A.Aneasywaytofindgraphene.
B.Significanceofthediscoveryofgraphene.
C.Developmentofhigh-techwonders.
D.Possibleapplicationsofgraphene.
【答案】:A
35.Graphene'ssuperstrengthliesinthefactthat.
A.Itisthethinnestmaterialintheworld.
B.Itismadeofthemostabundantelementsintheworld.
C.Itcanhelptomakeelectroniccomponentssmaller.
D.Ithelpsengineerstoproducemoresensitiveelectronicproducts.
【答案】:C
第二篇
PuertoRicanCuisine(菜肴)
PuertoRico,aCaribbean(加勒比海区)islandrichinhistoryandremarkablenaturalbeauty,
hasacuisineallitsown.Immigration(移民)totheislandhashelpedtoshapeitscuisine,with
peoplefromallovertheworldmakingvariouscontributionstoit.However,beforethearrivalof
theseimmigrants,theTainopeoplelivedontheislandofPuertoRico.Tainocuisineincludedsuch
foodsasrodents(啮齿动物),freshshellfishandfishfriedincornoil.
ManyaspectsofTainocuisinecontinuetodayinPuertoRicancooking,butithasbeen
heavilyinfluencedbytheSpanish,whoinvadedPuertoRicoin1508,andAfricans,whowere
initiallybroughttoPuertoRicotoworkasslaves.Tainocookingstylesweremixedwithideas
broughtbytheSpanishandAfricanstocreatenewdishes.TheSpanishextendedfoodchoicesby
bringingcattle,pigs,goats,andsheeptotheisland.Africansalsoaddedtotheisland'sfoodculture
byintroducingpowerful,contrastingtastesindishes.Infact,muchofthefoodPuertoRicoisnow
famousfor-coffee,coconuts,andoranges-wasactuallyimportedbyforeignerstotheisland.
AcommonassumptionmanypeoplemakeaboutPuertoRicanfoodisthatitisveryspicy(辛
辣的).It'struethatchilipeppersarepopular;aijcaballeroinparticularisaveryhotchilipepper
thatPuertoRicansenjoy.However,milder(微辣的)taslesarepopulartoo,suchassofrito.Asthe
baseofmanyPuertoRicandishes,sofritoisasaucemadefromchoppedonions,greenbell
peppers,sweetchilipeppers,andahandfulofotherspices.Itisfriedinoilandthenaddedtoother
dishes.
36、wholivedinPuertoRicofirst
A.theAfricans
B•theSpanish
C.theAmericans
D.theTainopeople
【答案】:D
37Inthefirstparagraphtheword"it”refersto
A.immigration
B.Caribbeanhistory
C.theisland'snaturalbeauty
D.PuertoRicancuisine
【答案】:D
38、whatisthemainideaofthesecondparagraph?
A.TainodishesareimportantinPuertoRicancooking
B.Foodimportedbyforeignersisn'treallyPuertoRican
C.PuertoRicancookinghasmanyoutsideinfluences
D.Africanfoodshaveprobablyhadthemostinfluence
【答案】:c
39^Howissofritoused?
A.Itiseatenbeforemeals
B.Itisaddedtootherdishes
C.Itisusedwherefoodsaretoospicy
D.Itiseatenasamaindish
【答案】:B
40、whichofthefollowingisNOTtrue?
A.softitoisatypeofextremelyspicyfood
B.ManypeoplethinkPuertoRicanfoodisspicy
C.PuertoRicancuisineusesalotofchilipeppers
D.Aijcaballeroisatypeofchilepepper
【答案】:A
第三篇
ArchiveGallery:TheBestofBionics(仿生学)
Humansmightbethemosthighly-evolvedspeciesontheplanet,butmostanimalspossess
skillswecanonlydreamofhaving.Imaginehowmuchelectricitywecouldsaveifwecouldsee
inthedarkthewaycatsdo.Imagineleapingfromtreetotreelikeamonkey.Giraffes(长颈鹿),
whichareotherwisecalmandgood-natured,sleeponly4.6hoursaday.
Werealizedalong,longtimeagothatnatureprovidesthebestblueprint(蓝图)for
invention.We*veborrowedcanalsfrombeavers(河狸)andreflectorsfromcat*seyes.Although
thewords"bionics"becamepopularonlyafterthe1960s,historyshowsthatnaturehasalways
providedideasonsolvingeverydayproblems.Ourarchives(档案)don'tgobacktothetimeof
LeonardodaVinciandhisbird-likeflyingmachines,butwecantakeyoutothelate19thcentury,
whereweappliedthosesameprinciplesforbuildingourfirstpracticalairplanes.
TopreparefortheirflightatKittyHawk,theWrightbrothersstudiedthemovementsof
pigeonstofigureouthowtheystayedhighupwhentheywereheavierthanair.Theirsuccess
inspiredscoresofsuccessorstoimproveontheairplanebystudyingvariousaspectsofnature.
OneofOrvilleWright'spupilscaughtandstuffedseagullstoexaminetheirwingspan.Meanwhile,
twoFrenchinventorsexaminedspinningsycamore(梧桐)seedsinanefforttoapplythosesame
motions,reversed,toahelicopter.
Someexamplesaremoreobviousthanothers.Theoutsideoftheairplanedesignedbythe
Wrightbrotherslookslikeaminimalistic(简单抽象艺术)structure.Ontheotherhand,Barney
Connett'sfishsubmarine(潜水艇)actuallylookslikeafish.
Somebio-inspiredconceptshaveyettobeinvented.Inthe1960s,theUSArmy
commissionedseveraluniversityprofessorstoconductresearchonthemotorskillsofanimalsin
hopeofapplyingthosesameabilitiestotanks.Tanksthatrunlikehorsesorjumplike
grasshoppers(蚂蚱)-soundsshocking,doesn'tit?Butimaginehowlifewouldchangeifwecould
achievethat.
41.''Cats","monkeys"and'giraffes"mentionedinparagraph1areexamplestoillustrate
A.theyarehighly-evolvedspeciesashumans.
B.animalshaveskillsthathumansdonotpossess.
C.humanscanlearnanimals'skills.
D.theyareskillfulindifferentways.
【答案】:B
42.Whichofthefollowingcanbefoundinthearchivegallery?
A.Firstpracticalairplanesbuiltinthelate19thcentury.
B.Historybooks.
C.TheWrightbrothers*sculpture.
D.LeonardodaVinci'sbird-likeflyingmachines.
【答案】:A
43.WhathappenedaftertheWrightbrothers'success?
A.Peoplecarriedoutasystematicstudyonpigeons.
B.Peoplecouldflytheirairplaneforfun.
C.PeoplekepttheirairplaneataFrenchgallery.
D.Peoplestudiedmoreanimalsandplantstodeveloptheairplane.
【答案】:D
44.WhichofthefollowingistrueabouttheresearchcarriedoutbytheUSArmy?
A.Ithaschangedourlife.
B.Ithascostalargesumofmoney.
C.Ithasimprovedtheabilitiesoftanks.
D.Ithasnotsucceededyet.
【答案】:C
45.Whatdoesthewriterwanttotellinthepassage?
A.Someanimalspossessuniqueskills.
B.Manyinventionsgetideasfromnature.
C.Peopleshouldprotectnature.
D.Bionicsisfarfromperfect.
【答案】:B
下面的短文有5处空白,短文后有6个句子,其中5个取自短文,请根据短文内容将其分
别放回原有位置,以恢复文章面貌。
ForestsforCities
YouarestandinginabeautifulforestinJapan.Theairiscleanandsmellslikeplantsand
flowers.Thereare175differentkindsoftrees,and60kindsofbirdslivehere.___C(46)
YouaredowntowninthecityofNara,Japan,inKasugayamaForest,theoldesturbanforestinthe
world.Itwasstartedmorethanathousandyearsago,andtodayit'sverypopularwithtouristsand
artists.
Citiesaroundtheworldareworkingtoprotecttheirurbanforests.Someurbanforestsare
parks,andsomearejuststreetswithalotoftrees.Butallurbanforestshavemanygoodeffectson
theenvironment.D___(47)Theyalsostopthenoisefromheavytraffic.Theyevenmakethe
weatherbetterbecausetheymaketheair3-5degreescooler,andtheystopstrongwinds.
Urbanforestsalsohavemanygoodeffectsonpeople.Theymakethecitymorebeautiful.Ina
crowdedarea,theygivepeopleaplacetorelaxandspendtimeinnature.___B_(48)
Insomecountries,peoplearestartingnewurbanforests.InEngland,therearenow1.3
milliontreesinanurbanforestcalledThamesChase,eastofLondon.Itwasstartedin1990,andit
hasgrownveryfast.Walkingandbicycleclubsusetheforest,andthereareprogramsforchildren
andartists.
_E_(49)
Someoldercitiesdon'thavespaceforabigurbanforest,butplantingtreesonthestreets
makesthecitybetter.Scientistsfoundthatcommuters(通勤人员)feelmorerelaxedwhenthey
canseetrees.Treesareevengoodforbusiness.___A(50)Inthefuture,urbanforestswill
becomeevenmoreimportantasourcitiesgrowbigger.Inthemegacities(超大城市)oftomorrow,
peoplewillneedmoregreenspacetoliveacomfortablelife.Plantingtreestodaywillmakeour
livesbetterinthefuture.
A.Peoplespendmoretimeatshoppingcentersthathavetrees
B.Inhotcountries,urbanforestsarecoolplacesforwalkingandotherhealthyexercises
C.Butyouarenotinruralarea
D.Treestakepollutionoutoftheair
E.In2033,itwillhave5milliontrees
F.Ithasmanykindsofbirdsinthecountry
下面的短文有15处空白,请根据短文内容为每处空白确定1个最佳选项。
Germs(细菌)onBanknotes
Peopleindifferentcountriesusedifferenttypesofmoney:yuaninChina,pesosinMexico,
poundsintheUnitedKingdom,dollarsintheUnitedStates,AustraliaandNewZealand.They
mayusedifferentcurrencies,butthesecountries,andprobablyallcountries,stillhaveonethingin
(51)(变化):germsonthebanknotes.
Scientistshavebeenstudyingthegermsonmoneyforwellover。100years.Attheturnofthe
20th(52),someresearchersbegantosuspectthatgermslivingonmoneycouldspread
disease.
Moststudiesofgermymoneyhavelookedatthegermsonthecurrency(53)one
country.Inanewstudy,FrankVriesekoopandotherresearcherscomparedthegermpopulations
foundonbillsofdifferent(54).
VriesekoopisamicrobiologistattheUniversityofBallaratinAustralia.Heledthestudy,
whichcomparedthegermpopulationsfoundonmoney(55)from10nations.The
scientistsstudied1,280banknotesintotal;allcamefromplaceswherepeoplebuyfood,like
supermarkets,streetvendorsandcafes,(56)thosebusinessesoftenrel
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