新疆沙雅县第二中学学年高二英语上学期期中试题Word格式文档下载.docx
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第一节：
共15题；
每小题2分，满分30分
阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项
A
Someyearsago,a28 year oldCalifornianwifeandmotherofthreechildrendiedfromdrinkingtoomuchwater.Herbodywasfoundinherhomeshortlyaftershetookpartinawater drinkingcontestthatwasheldbyalocalradioshow.Called“HoldYourWeeForAWii”,thecontestorganizerspromisedafreeWiivideogamemachinetothosewhodrankthemostwaterwithoutgoingtothebathroom.Thewomanwhodieddrankabout2gallonsofwaterduringthecontest.Whensheandotherparticipantscomplainedofdiscomfortandshowedsignsofpains,theywerelaughedatbytheorganizers.
Thistragicnewsstoryshowstheimportanceofunderstandingwhydrinkingtoomuchwatercanbedangeroustoyourhealth.Consumingmorewaterthanyouneedcanincreaseyourtotalbloodvolume（容量）.Andsinceyourbloodvolumeexistswithinaclosedsystem,increasingyourbloodvolumeputsunnecessarystressonyourheartandbloodvessels（血管）.Yourkidneys（肾）mustworkovertimetogetridofextrawateroutofyoursystem.Yourkidneysarenotapairofpipes.Flushingmorewaterthroughyourkidneysdoesn'
tnecessarilyhelpitbecomecleaner.Rather,yourkidneyscangetdamagedbyunnecessarywearandtearovertime.Anddrowningyoursystemwithlargeamountsofwaterisoneofmanypotentialcausesofkidneydamage.
Puttingunnecessarystressonyoursystemandyourkidneysbyconsumingunnecessarywaterisanunnoticeableprocess.Fortheaverageperson,itisusuallyimpossibletoknowthatthisstressexists,asthereareusuallynoobvioussymptomsonamoment to momentbasis.Butmakenomistakeaboutit:
thisstressisrealandcanhurtyourhealthoverthelongterm.
1．WhyistheCalifornianwomanmentioned?
A．Toleadtothetopicofthetext.
B．Totellusatragicnewsstoryaboutamother.
C．Totellusitcanbedangeroustotakepartincontests.
D．Totellushowmuchwaterwecandrinkatmostonetime.
2．Whentheparticipantsshowedsignsofpains,theorganizers________.
A．becameveryconcerned
B．werelaughedatbyothers
C．triedtoreducetheirpains
D．didn'
tpaymuchattentiontothem
3．Thestresscausedbyconsumingunnecessarywater________.
A．isn'
tthatdangerous
B．canneverbefoundout
C．isreallyharmfulinthelongrun
D．leadstosomeobvioussymptoms
B
NeitherrainnorsnownorthedarkofnightcanseparateTennesseepostalcarrier“MailmanMike”fromhis4 and a half year oldfriendCarterLawson—orkeepthemfromtheirappointments.
Forthepastninemonths,thetwohaveteamedupeverydayinthepreschooler'
sKnoxvilleneighborhoodforafewminutesofdeliveringmailtogetherandchattingwithfellowneighbors.Lawsonwantstobeamailcarrierwhenhegrowsup,andinaninspiringstory,hismomtoldushowmailmanMikeCrenshawhasbeenarolemodeltoherson.“Anyonecouldjustbelike‘Goaway,kid’,butMikehasreallygoneoutofhiswaytotalkwithCarter,”saidCassieLawsonoftheUnitedStatesPostalServicecarrier.LittleCarterevengothisownuniformtomatchMike'
s.“It'
sbeenreallycute.Ijustcouldn'
tbelievehegotafullmailman'
scostume，”thepostalserviceemployeesaid.
“EverylettercarrierhasstopshelooksforwardtoandthisistheoneIlookforwardtoeveryday，”saidMike.“He'
stheendofmyday,andthebestpartofmyday.Notbecauseit'
stheend,butbecausehe'
ssuchacutelittleguy.”
Themanandthelittleboy'
sconnectionisn'
tasurprisetoFredricRolando,presidentoftheNationalAssociationofLetterCarriers.“Kidsrespondtomailmenbecauselettercarriersareafriendly,uniformedpartoftheneighborhoodwhobringsomethingtotheirhouseeveryday,andaresomeonetheycometorecognizeandtrust,”Rolandosaid.“It'
sthesamefortheelderly,butinaddition,lettercarriersmaybetheonlypersontheycommunicatewithallday.”
4．MikeCrenshawmeetsCarterLawsoneverydayto________.
A．playwiththeboy
B．getmailfromtheboy
C．listentotheboy'
sstories
D．sendmailtogetherwiththeboy
5．WhydoesMikeCrenshawlikethelaststopofhisday?
A．Itiswherehelives.
B．Itiswhereheispaid.
C．HewantstobewithCarter.
D．Hecanfinishhisworkbythen.
6．WhatcanweinferfromFredricRolando'
swords?
A．Mailmenareusuallynotwellrespected.
B．Whatlettercarriersdoisnotjustsendingletters.
C．Theelderlydon'
tlikecommunicatingwithothers.
D．Peopleshouldlearntorecognizeandtrusteachother.
7．Whatisthebesttitleforthetext?
A．Alettercarrierispraisedforhelpingakid
B．Amailmanmakesalittleboy'
sdreamcometrue
C．Everylettercarrierhasstopshelooksforwardto
D．Theimportanceoflettercarrierscannotbeignored
C
Dustonfurnituremaybebadnewsforwaistlines（腰围）.Butit'
sfartooearlytoadddustingtoaweight lossplan.Dietaryfatsandothermaterialsthatmakeupindoordustcansendasignaltohumanfatcells,tellingthemtogrow.Thatprocess,inturn,mightslowthebody'
srateofburningenergy.Suchchangescouldaddtoanyweightproblemsapersonmighthave.
“Wedon'
tknowwhatthatmeanstolong termhealthandcertaindiseasesyet,”saysHeatherStapleton,oneofthestudy'
sauthors.Butshenotesthatherteam'
sfindingsalsoraiseaquestionofwhetherpollutants（污染物）industmightplaysomeroleinthegrowing,globalproblemofobesity.
Stapletonandhercolleaguescollecteddustfromhomesandoffices.Studiesfoundthatsomematerialsinthedustcouldturnonaprotein（蛋白质）calledPPAR gamma1.It'
sfoundinmanyhumantissues.Turningthisproteinoncancausefatcellstogrow.Researchersthinkthisproteinmaybeinvolvedinobesity.Butasecondstudynowfindsevidencethatcertainfatsaremostlytoblame.Cookingoilsmaysendoutsomeofthesefatsintotheair,wheretheyeventuallyfindtheirwayintohousedust.Or,theauthorssay,thefatsmightenterhousedustaspartofthehairorskincellsshed（脱落）bypeopleorpets.
“Whilethefindingsareamazing,”saysMitchellLazar,anotherstudyauthor,“thesefindingsneedtobetakenasverypreliminary.”Indeed,headdsseveralcautionsabouthowthefindingsshouldbeunderstood.“Foronething,peopleeatthesefatsinfoodsallofthetime.Thatislikelytobealotmorethanwouldbeconsumedfromindoordust,”hesaid.
8．Whatcanbeconcludedfromtheresearch?
A．Dustharmspeople'
shealth.
B．Dustcanhelppeopleloseweight.
C．Dustisacauseforsomediseases.
D．Dustmayhavesomethingtodowithweight.
9．WhatdoweknowaboutPPAR gamma1?
A．Itcomesfromdust.
B．Itleadstoweightgain.
C．Itcanhelpgetridofdust.
D．Itonlyappearsinhumanbodies.
10．Theunderlinedword“preliminary”inthelastparagraphcanbereplacedby“______”．
A．limited B．important
C．misleadingD．unbelievable
11．What'
sthebesttitleforthetext?
A．Canhousedustmakeusfat?
B．Whyisitimportanttoclean?
C．Anythingtodotodealwithdust?
D．Whatisthebestwaytoloseweight?
D
Wespendaroundonethirdofourlivesinbed,andthebodydoesalotofitsrepairworkaswesleep,soenoughgoodqualitysleepisveryimportanttoourhealth.Itdoesn’tstopthere,though—somesleeppositionsarehealthierthanothers.Sowhichsleeppositionisthehealthiest?
Sleepingonyourbackisthehealthiestsleepposition.Healthbenefitsincludeavoidingbackandneckpain.Becausetheheadisraisedabovethestomachwhenyousleeponyourback,thispositionisbestforpeoplewhosufferfromnighttimeacidreflux（胃酸逆流）aswell.Around80%ofheartburn（胃灼热）sufferershaveproblemsduringthenight,sosleepingontheirbackcouldhelpalotofpeopletoenjoyagoodnight’ssleep.Ifthesleeppositionaloneisnotenoughtoalleviatethecondition,tryraisingtheheadofthebedbyupto4inchesbyplacingblocksunderit.
Whenyousleeponyourback,yourfaceisinanaturalposition.Thismeanslesswrinkles（皱纹）．
Ifyoureallycan’tfacesleepingonyourback,anotherhealthysleeppositionisthesidesleep.It’salmostasgoodasthebackposition,andit’sbetterforpeoplewhosnore（打鼾）andtheirpartners.Whicheversleeppositionyouchoose,useapillowthatsupportstheheadandtheneckwithoutraisingtheheadunnaturally,asthiscanbringneckpain.
12．WhichisNOToneofthebenefitsofsleepingontheback?
A．Itcanavoidacidreflux.
B．Itmakespeoplelookyounger.
C．Ithelpspeoplegetridofstomachpain.
D．It’sgoodforheartburnsufferers.
13．Theunderlinedword“alleviate”inParagraph2probablymeans“________”．
A．makepeopleenjoyB.makepeopleforget
C．makeitlessusefulD.makeitlessserious
14.Whatdoesthetextmainlytalkabout?
A．Waystokeepushealthy.
B．Theimportanceofsleep.
C．Healthypositionsofsleep.
D．Sleep’srepairingfunctions.]
15．Whichpartofamagazinemaythearticleappearin?
A．Health.B.Sports.
C．Sciencefiction.D.Fashion.
第二节（共5小题；
每小题2分，满分10分）
根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。
选项中有两项为多余选项。
Richard'
sfatherdiedwhenhewasfive.Lateronhelosthismother.Anoldwomanfeltsorryforthepoorboyandoftenhelpedhim.Ofcoursehehadnomoneytogotoschool.Hehadtoworkforarichfarmer.Themanpaidhimnothingexceptfoodandclothes.__16__Hefoundsomeoldbooksneartheschoolandtaughthimselftoreadandwrite.
__17__Itconnectedthevillageandthetown.Onemorningpeoplefoundtherewasabigstoneonit.Itstoppedthemfromgoingtotown.Theyhadtomoveitaway,ortheyhadtocrossthemountainiftheyhadsomethingtodointhetown.Butthestoneweighedthirt
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