高二英语上学期期中试题53.docx
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高二英语上学期期中试题53
大连市第十一中学2016—2017学年度上学期第一学段考试试卷
高二英语
时间:
100分钟分数:
150分
第一部分阅读理解(共两节,满分40分)
第1节(共15小题;每小题2分,满分30分)
阅读下列短文,从每题所给的四个选项(A,B,C和D)中,选出最佳选项。
A
In1943,whenIwas4,myparentsmovedfromCoeurd'Alene,Idaho,toFairbanks,Alaska,whereadventurewasneverfaraway.Wearrivedinthesummer,justintimetoenjoythemidnightsun.AllthatsunlightwasfantasticforMom'svegetablegarden.Workinginthegardenatmidnighttendedtothrowhertimingoff,soshedidn'tcaremuchaboutmybedtime.
DadwasaRailwayExpressagentandMomwashisclerk.Thatleftmeinamess.Iusuallymanagedtofindsometroubletogetinto.OnceIhadalittlefiregoinginthedirtbasementofahotel.Ihadtriedtolightabarrel(桶)ofpaintbutcouldn'treallygetagoodfiregoing.Thesmokegotprettybad,though,andwhenImademyexit,acrowdandthepoliceweretheretogreetme.Thepolicementookmymatchesanddrovemehome.MomandDadwereoccupiedinthegardenandDadtoldthepolicetokeepme,andtheydid!
IhadatouroftheprisonbeforeMomrescuedme.Ihadn'tturned5yet.
AsIenteredkindergarten,theseriouscoldbegantosetin.WoulditsurpriseyoutoknowthatIsoonleftpartofmytongueonametalhandrailatschool?
AsforLeonhardSeppala,famousasadogsledder(驾雪橇者),IthinkIknewhimwellbecauseIwastakenforaridewithhiswhitedogteamoneSunday.AtthetimeIdidn'trealizewhatasuperstarhewas,butIdoremembertheridewell.Iwaswrapped(包裹)heavilyandwellshelteredfromthefreezingandblowingweather.
In1950,wemovedbacktoCoeurd'Alene,butwegotonemoreAlaskanadventurewhenLeonhardinviteduseightyearslaterbypayingavisittoIdahotoattendagatheringofformerneighborsofAlaska.
1.Whatcanbeinferredabouttheauthor'sfamily?
A.Hisfatherwasacruelman.B.Hisparentsdidn'tlovehim.
C.Hisparentsusedtobeverybusy.D.Hismotherdidn'thaveanyjobs.
2.Whathappenedwhentheauthorwas4?
A.Helearnedtosmoke.B.Hewaslockedinabasement.
C.Hewasarrested(逮捕)bythepolice.D.Henearlycausedafireaccident.
3.Whichofthefollowingistrue?
A.Leonhardwasgoodatdrivingdogsleds.
B.TheauthorspenthiswholechildhoodinAlaska.
C.Leonhardoftenvisitedtheauthor'sfamilyafter1950.
D.TheauthorsufferedalotwhiletakingthedogsledinAlaska.
4.Whatistheauthor'spurposeofwritingthetext?
A.TodescribetheextremeweatherofAlaska.
B.Tolookbackonhischildhoodwithadventures.
C.ToexpresshowmuchhemissesLeonhard.
D.Toshowoffhisprideinmakingtrouble.
B
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C.ItisthenearesttotheGaleãoInternationalAirport.
D.Itistheclosesttothebeach.
7.IfarichfamilywantstoenjoyFrenchdishesandsunbathingonthebeach,theymay
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8.Whichmightbeyourbestchoiceifyouandyoursevenpoorroommatesareinterestedinsports?
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C
Whyelephantsrarelygetcancerisamysterythathasconfusedscientistsfordecades.AstudywasledbyresearchersatHuntsmanCancerInstitute(HCI)attheUniversityofUtahandArizonaStateUniversity,includingresearchersfromtheRinglingBros.CenterforElephantConservationmayhavefoundtheanswer.Accordingtotheresults,el
ephantshave38additionalmodifiedcopiesofagene(基因)thatencodesp53,awell-definedtumor(肿瘤)suppressor,ascomparedtohumans,whohaveonlytwo.Further,elephantsmayhaveamorepowerfulmechanismforkillingdamagedcellsthatareatriskforbecomingcancerous.Inisolatedelephantcells,thisactivityisdoubledcomparedtohealthyhumancells,andfivetimesthatofcellsfrompatientswithLi-FraumeniSyndrome,whohaveonlyoneworkingcopyofp53andmorethana90percentlifetimecancerriskinchildrenandadults.Theresultssuggestextrap53couldexplainelephants’increasedresistancetocancer.
“Naturehasalreadyfiguredouthowtopreventcancer.It’suptoustolearnhowdifferentanimalsovercometheproblemsowecanadaptthosestrategiestopreventcancerinpeople,”saysco-seniorauthorJoshuaSchiffman,M.D.,pediatriconcologist(肿瘤学家)atHuntsmanCancerInstitute,UniversityofUtahSchoolofMedicine,andPrimaryChildren’sHospital.
AccordingtoSchiffman,elephantshavelongbeenconsideredawalkingproblem.Because
theyhave100timesasmanycellsaspeople,theyshouldbe100timesmorelikelytohaveacellslipintoacancerousstateandcausethediseaseovertheirlonglifespanof50to70years.Andyetit’sbelievedthatelephantsgetcancerlessoften,atheoryconfirmedinthisstudy.Analysisofalargedatabaseofelephantdeathsestimatesacancerdeathrateoflessthan5percentcompared
to11to25percentinpeople.
9.Whydohumansoftengetcancercomparedtoelephantsaccordingtothepassage?
A.Elephantsarebiggerthanhumans.B.Elephantshavemorep53thanhumans.
C.Elephantsarenotascleverashumans.D.Elephantseatmorethanhumans.
10.Whichofthefollowingisrightaccordingtothepassage?
A.Somedamagedcellsmaybedangerous.B.Somedamagedcellsarenotdangerous.
C.Somedamagedcellscan’tbecancerous.
D.Somedamagedcellsinelephants’bodiesaremoredangerousthanthoseinhumans’bodies.
11.Whatcanweknowfromthelastparagraph?
A.Elephantshavemorecellsthanpeople.B.Elephantscangetcancereasily.
C.Elephantsseldomdiefromcancer.D.Elephantsoftendiefromcancer.
12.Whichofthefollowingcanbethebesttitleforthepassage?
A.ElephantshelpusB.LearnfromNature
C.HowtodealwithcancerD.Naturehelpsuspreventcancer
D
Autumnblues?
Letthesunshinein
Fallingleaves,flowers,andcoldwinds,formanypeoplelateautumncanbeaseasonofdepression.
Thosewhosufferfrom“theautumnblue”areoftenextremelytired,lackenergy,needmoresleep,feelincreasedappetiteandgainweight."Theexactcauseofthiscondition,oftencalledseasonaldepressionorseasonalaffectivedisorder(SAD),isnotknownyet,"saysChenJue,associateprofessoratShanghaiMentalHealthCenter."Butrecentstu
diesindicatethatweatherchangeisinfluentialandstronglysuggestthatthisconditioniscausedbychangesintheavailability(得到)ofsunlight."
Onetheoryisthatwithdecreasedexposuretosunlight,thebiologicalclockthatregulatesmood,sleep,andhormonesisdelayed,runningmoreslowlyinwinter.Exposuretolightmayresetthebiologicalclock.Anothertheoryisthatbrainchemicalsthattransmitinformationbetweennerves,calledneurotransmitters(forexample,serotonin),maybechangedinindividualswithSAD.Itisbelievedthatexposuretolightcancorrecttheseimbalances."Itisasadseason,butyoucantrytomakeithappy.Remember,springalwayslivesinyourheart,"Chensays