甘肃省兰州市第一中学届高三上学期期中考试英语试题Word下载.docx
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甘肃省兰州市第一中学届高三上学期期中考试英语试题Word下载.docx
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Ahoverboardisatwo-wheeledpersonaltransportationdevice.It’selectrical,portableandbecamehighlypopularin2015.Typically,thisself-balancingdeviceoperateslikeapoweredskateboard.
HowDoesaHoverboardWork?
Thedevicemayhavemanydesigns,butthemechanismitselfisn’tcomplicated.Basically,astandardhoverboardcontains:
•Battery:
storestheelectricalpower.Almostallhoverboardsuseahigh-wattlithium-ionbattery.
•Gyroscope(oneforeachwheel):
allowsriderstotilt(倾斜)thehoverboardwhilemaintainingbalanceandadjustingtheirdirection.
•Motor(oneineachwheel):
providesthepowertothewheelstokeeptheriderbalancedandupright.
•Logicboard:
functionsasthehoverboardbrain.Itprocessesdata—yourspeed,tilt,etc.—andsendsinformationtothemotors.Thisunitcontrolsthepoweroftheboardsoriderscanadjusttheirspeed.
Alltheabovecomponentsworktogethertocontrolthepowerandtiltofthehoverboardssotheriderisbalanced,uprightandmovingatacontrolledspeed.
WhyBuyaHoverboard?
Undoubtedly,hoverboardsarecool.You’veprobablyseenkidsridingonearoundthehouse.They’reaphenomenonandeverybodywantsin.So,whydenyyourkidsandpreventthemfrombeingpartofthistrend?
Whereisahoverboardlegal?
Despitetheirwildpopularity,hoverboardshaveyettobecome“street-legal”.Currently,someplacesprohibitanyoneunder16fromusingthesedevices,andhoverboardsarebannedinacademicinstitutionsandpublicplaces,likecampusbuildings,parks,shoppingmallsandsubwaystations.Someplaceshavealsoputspeedlimitsonthedevicesandrestrictedtheirusetobikepaths.However,openareas—includingyouryard—arefreeoftheserestrictions.
1.Thelogicboardofahoverboardcan______.
A.storeelectricityB.powerthewheels
C.sendinformationtotheriders
D.receivedataandgivecommand
2.Accordingtothepassage,youcanseeahoverboard______.
A.oncampusB.inparksC.onbikepathsD.inshoppingmalls
3.Whatisthemainpurposeofthispassage?
A.Toevaluateagift’squality.B.Tosuggestagiftoption.
C.Tocomparenewhoverboardmodels.
D.Toexplainfunctionsofthelatesthoverboards.
B
Name-calling,teasing,pushingandfighting-whetheryouhavegonethroughitornot,itisquitedefinitethatthesearethethingsthatturnupinyourmindwhenyouheartheword"
bullying"
.However,manyofusknowlittleabouttheserious,lastingharmsbullyingcouldcause.
Ifyou'
vewatched13ReasonsWhy,you'
llunderstandtheimpactsthatbullyingcanhave.ThesecondseasonofthepopularUSteenagedramawasreleasedonMay18.IttellsthestoryofHannahBaker,ahighschoolstudentwhotakesherownlifeaftershe'
spickedonbyfellowstudents,whileothersstandbyanddonothingtohelpher.
Oneoftheimportantmessagesaudiencescouldgetfromtheshowistotreatpeoplewithkindnessandrespect."
Itteachesusthateverysinglethingwesayanddohasanimpactonothers,"
newsplatformOdysseyconcluded.
Somemaythink13ReasonsWhyexaggerates(夸大)theseriousnessofschoolbullying,butaccordingtotheUSNationalCenterforEducationalStatistics,morethan20percentofUSstudentswerebulliedin2016,andonly36%ofthisgroupreportedit.
NBAplayerGeraldGreenopenedupaboutbeingcalled"
alienhands"
duringhisteenageyearsduetohisbighands."
Beingbulliedwasembarrassing,"
hesaid."
Istillremembershyingawayfromcrowdsandwalkingaroundwithmyhandsinmypocketstoevadetheattentionfrommypeers."
Togetawaywiththeteasing,hefoundhismotivationbyplayingbasketballandmakingacareeroutofit.Butnoteveryoneissoluckytodiscoverarelease.
AccordingtostatisticsreleasedbytheUSgovernment,ifsomeonepreventsabully,there'
sa57%chancethatthebullyingwillstopwithin10seconds.Soifyoueverwitnessbullying,considersteppingupandsupportingthevictim.AsUSactorBrandonFlynn,whostarsin13ReasonsWhy,said,"
Justbecauseyou'
renottheonegettingbullied,itdoesn'
tmeanit'
snotyourproblem."
4.Whatisthepurposeofthelastparagraph?
A.Toaddmorestatistics.
B.Tocalloneyewitnessestotakeaction.
C.Tointroduceanewtopicofthediscussion.
D.Togivepeopleadviceaboutdealingwithbullying.
5.WhatdoestheUSNationalCenterforEducationalStatisticsindicate?
A.Bullyingisn'
taseriousprobleminmanyschools.
B.Schoolbullyingcan'
tcausetoomuchpain.
C.Onlyafewpeopleareconcernedaboutbullying.
D.Manypeoplewho'
rebulliedchoosenottoseekhelp.
6.WhatdoestheunderlinedwordinPara.5mean?
A.Attract.B.Focus.C.Avoid.D.Keep.
7.Whatdoesthetexttellusabout13ReasonsWhy?
A.Itoverstatesschoolbullying.
B.ItwasfirstshownonMay18.
C.Itismainlyaboutschoolbullying.
D.Itshowsfewpeoplecanreportbullying.
C
Asdataandidentitytheftbecomesmoreandmorecommon,themarketisgrowingforbiometric(生物测量)technologies--likefingerprintscans--tokeepothersoutofprivatee-spaces.Atpresent,thesetechnologiesarestillcostly,though.
ResearchersfromGeorgiaTechsaythattheyhavecomeupwithalow-costdevicethatgetsaroundthisproblem:
asmartkeyboard.Thissmartkeyboardpreciselymeasuresthecadence(节奏)withwhichonetypesandthepressurefingersapplytoeachkey.Thekeyboardcouldofferastronglayerofsecuritybyanalyzingthingsliketheforceofauser'
stypingandthetimebetweenkeypresses.Thesepatternsareuniquetoeachperson.Thus,thekeyboardcandeterminepeople'
sidentities,andbyextension,whethertheyshouldbegivenaccesstothecomputerit'
sconnectedto--regardlessofwhethersomeonegetsthepasswordright.
Anewtypeoftechnologyisnotanecessitythatpeoplearen'
talreadyfamiliarwithinthecase.Everybodyusesakeyboardandeverybodytypesdifferently.
Inastudydescribingthetechnology,theresearchershad100volunteerstypetheword"
touch"
fourtimesusingthesmartkeyboard.Datacollectedfromthedevicecouldbeusedtorecognizedifferentparticipantsbasedonhowtheytyped,withverylowerrorrates.Theresearcherssaythatthekeyboardshouldbeprettystraightforwardtocommercializeandismostlymadeofinexpensive,plastic-likeparts.Theteamhopestomakeittomarketinthenearfuture.
8.Whydotheresearchersdevelopthesmartkeyboard?
A.Toreducepressureonkeys.B.Toimproveaccuracyintyping.
C.Toreplacethepasswordsystem.D.Tocutthecostofe-spaceprotection.
9.Whatmakestheinventionofthesmartkeyboardpossible?
A.Computersaremucheasiertooperate.
B.Fingerprintscanningtechniquesdevelopfast.
C.Typingpatternsvaryfrompersontoperson.
D.Datasecuritymeasuresareguaranteed.
10.Whatdotheresearchersexpectofthesmartkeyboard?
A.It'
llbeenvironment﹣friendly.B.It'
llbeavailabletocustomerssoon.
C.It'
llbemadeofplastics.D.It'
llhelpspeeduptyping.
11.Whatdoestheunderlinedsentenceinthe3rdparagraphmean?
A.Scientistswillexploreanewtypeoftechnologyrelatedtothesmartphones.
B.Peoplearenotfamiliarwiththesmartphone.
C.Thesmartphonedoesn’tneedanytechnology.
D.Thepresenttechnologycansupporttheproduceofthesmartphone.
D
Cursive(手写体)isabouttobecomeextinct.Doweraisetheredflag?
Toteachornottoteachcursiveisthequestionthatseveralstateeducationdepartmentsarestrugglingwith.
Beforeyoureadthefollowing,doasimpleexercise.Pickapenandpaperandstartwritingincursive.Yes,thatfancyhandwritingthatyoulearnedingradeschool.YoumaynothaveforgottenthegoodtimesyouhadwhilewritingloopyPsandGsaswellascurlyMsandNs.However,thechancesarethatyouwon'
tbeabletowriteitasexcellentlyasyouusedto.Somepeoplearegoodatmakingtheperfectloopsandcurls,whilesomearebad.Iamstillterribleatit.
Cursiveishardlyusedbykidsanymoreasevenadultsdon'
twriteinthisstyle,unlesstheyareusingitfortheirsignature.Learningthishandwritingwasausualpracticeinschoolforseveraldecades.However,in201l,theIndianaDepartmentofEducationmadeitoptionalforschoolstoteachcursivewritingtothestudents.Infact,therewere46morestateswhohavedonethesame.
Therearesomewhobelievethatitishightimeforcursivetoretirefromschoolcurriculum.Afterall,ifwedon'
tleavethepastbehind,wecannotmakewayfornewthings.Ifyouwalkintoanyclassroom,youwouldfindchildrenusingkeyboardstocommunicateinwrittenform.Ontheotherhand,fansofthiscursiveinsistonitsusefulness.Theyremindusifwestopteachingandlearningcursiveinschools,verysoonmostofourhistoricaldocumentswillbecomehardtous.
Wheredowestandonthissubject?
Isittherighttimetoeraseanalmostforgottenhandwritingandliveinthekeyboardingworld?
Orcanwedobothwithoutcompromisingonourschoolcurriculum?
Letmeknowyourpreferenceonthismatterbyleavingacommentinthesectionbelow.
12.Peopleusecursivewhenthey_________.
A.givetheirsignature
B.areinIndiana
C.growupasadultsD.areatschool
13.InIndianaschool,children .
A.mustlearncursiveB.areinterestedincursive
C.canchoosetolearncursiveD.learncursiveeveryday
14.Itcanbeinferredthattheauthor___________.
A.preferstolearncursiveB.isacursiveteacher
C.isopentodifferentviewsoncursive
D.isaveryfamousexpertineducation
15.Whatwouldbethebesttitleforthepassage?
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