陕西省汉中市镇坝中学等九校学年高三上学期第一次校际联考英语试题及答案解析.docx

陕西省汉中市镇坝中学等九校学年高三上学期第一次校际联考英语试题及答案解析.docx

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陕西省汉中市镇坝中学等九校学年高三上学期第一次校际联考英语试题及答案解析

陕西汉中市镇坝中学等9校2019-2020学年高三上学期联考

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一、阅读理解

NoticeforTouriststoBeijingExpo2019

The2019BeijingHorticulturalExpo（园博会）fromApril29toOctober7isanopportunityforinternationaldiscovery,whereculturalelementsofdifferentplacesinChinaareondisplay,aswellasgardensandbuildingsabouteachcountry’swonderfulcultureandhistory.Hereisanoticeforwhoeverplanstocome.

QuickEntrybyShowingIDCards

TomakesureyourquickandorderlyentryintotheExpoSite,pleasewaitinlinesandgetyourIDcardreadyforpre-check,ticketcheckandsecurityinspectionbeforeentering.Duringtheticketcheck,thosewhoholddiscountedticketsmustprovidethematerialsaboutdiscount.

SafeTourtotheExpo

Consideringyourpersonalsafety,pleasedon’ttakeanythingthatmaydisturbothervisitorsortheorderoftheExpoSite,suchaspets,kites,andspeakers.Exceptforwheelchairsfortheelderlyandthedisabledandstrollers（婴儿推车）forchildren,novehicles（机动车辆）areallowedtoentertheExpoSite.

TakingActiontoProtecttheEnvironment

Tocreateagreen,beautifulenvironmentforyourselfandothers,pleasefollowthetravelrules,protectpublicbuildings,keepenvironmentcleanandcareplantsgrowingintheExpoSite.Behaviorssuchasclimbingordestroyingstructuresandexhibitsarenotpermitted.

OrderlyTravelbyLimitingtheNumber

Forthesafetyofvisitors,sometimesstaffmembersmaylimitthenumberoftouristsintosomegardensandbuildingsintheeventofovercrowding.Thankyouforyourunderstanding.

EnjoyingServiceandHavingFun

TouristservicecentersintheExpoSiteprovideservicesincludinginformationinquiry（查询）,storageofpersonalbelongings,wheelchairandstrollerrenting,lostfoundservice,andsearchformissingpersons.WehopeyouhaveagoodtimeattheExpo.

Youcancalltheservicehotlineat86-10-86484017forinquiry,suggestionorcomplaint.Thanksforyourattention.

1．WhichofthefollowingisallowedtoentertheExpoSite?

A.Wheelchairs.B.Dogs.C.Trucks.D.Cars.

2．WhichserviceisNOTprovidedbythetouristservicecentersintheExpoSite?

A.Strollerrenting.B.Informationinquiry.

C.Sellingthesouvenirs.D.Lostfoundservice.

3．Whatcanwelearnfromthepassage?

A.Visitorscanbuyticketsonline.B.Thenumberofthetouristsisnotlimited.

C.Whoeverclimbsthestructurewillgetfined.D.VisitorsshouldshowIDcardbeforeentering.

Mostparentsfeargettinglettershomefromtheirchildren’sschool.Theyareusuallyinformingthemthattheirchildisinbigtrouble.ButaheadoftheSATsexamsnextweek,oneschooldecidedtosendaletterofadifferenttype.

BossesatBucktonValePrimarySchoolinStalybridgesentlettertoallpupilsinthesixthgradetotellthemhowspecialanduniquetheyare.Theletterhighlightsallthenaturalskillsandabilitiesthepupilshaveandeverythingthatmakesthem“smart’’individuals.

Theyaretoldhowtheirlaughtercanbrightenthedarkestdayandthattheexaminersdonotknowthepupilsarekind,trustworthyandthoughtful.

Theletter,signedbytheheadmasterandtwootherteachers,hasbeenputontheschool’sFacebookpageandsharedmorethan9.000timeswithmorethan7,000likes.

Theletterreads,“NextweekyouwillsityourSATstestsformaths,reading,spelling,grammarandpunctuation.Weknowhowhardyouhaveworked,butthereissomethingveryimportantyoumustknow.TheSATstestdoesnotassessallthatmakeseachofyouspecialandunique.Thepeoplewhocreatethesetestsandscorethemdonotknoweachofyouinthewaythatwedoandcertainlynotinthewayyourfamiliesdo.”

Thelettergoesontosaythatthetestsarenotthemostimportantthinginlife,adding,“Thescoresyouwillgetfromthistestwilltellyousomething,buttheywillnottellyoueverything.Therearemanywaysofbeingsmart.Youaresmart!

”

TheletterhasbeenwelcomedbymanyparentsonFacebook.LynnMcPhersonwrote,“That’sgreatinstilling（逐步灌输）hope,faithandbelief.”AndMaryTillingsaid,“Everychildschoolreceiveoneofthese.Brilliant.”

4．Whatdoestheunderlinedword“They”inParagraph1referto?

A．Parent.B．Children.C．Teachers.D．Letters.

5．What’sthepurposeofthelettersentbeforetheSATsexams?

A．Tostresstheimportanceoftheexams.

B．Tohelpthestudentspasstheexams.

C．Tohelpthestudentstobuildconfidence.

6．Whatmessagedoestheletterwanttoconvey?

A．Everyonecanrealizehisdream.

B．Everyonehashisuniquevalue.

C．Examsaremeaninglessinourlife.

D．Nothingisimpossibletoawillingheart.

7．Theauthorgivestwoexamplesinthelastparagraphtoshow.

A．theletterwaswellreceived

B．theletterwasatotalfailure

C．theparentsareeasytoplease

D．theparentssupporttheirchildren

Feedingbirdsisapopularwaytowatchwildlife.Butexpertssayitmightputwildbirdsatrisk.

Feedingbirdsisnotnecessaryfortheirsurvivalexceptinextremeweatherconditions.Feeders（喂食器）candefinitelyhelpbirdsgetthroughthatkindofweather.Butmostbirdseatinsectsandshowlittleinterestinbirdfeeders.Forthosebirds，wecangrownativeplantsinanaturalenvironment.Birdswhicharefondofeatingseedswillbemorelikelytocometofeedersifthereissomecovernearby.Thisletsthemfeedandthenflytoprotectiveareas，suchasintrees.

Themostcommonmistakepeoplemakewiththeirbirdfeedersisthattheyputfeedersinplaceswherebirdsareeasilyfrightenedbypassers-by，riskbeinghurtbycats，orriskflyingintowindows.

Sosetupabirdfeederatleastonemeterawayfromawindow.Thatway，ifabirdgetsfrightened，itwon’tgetkilledwhenithitstheglass.Ownersofcatsshouldkeeptheminsidehomesotheycan’thurtthebirds.

Somebirdsaremoreaggressiveatfeeders.Theyeatalotanddonotleavemuchfoodforotherbirds.Asolutionistoputthefoodinmorethanoneplacebyusingdifferentkindsofseedsorfruits.Thiscanalsoincreasethenumberanddiversityofbirdsinyourneighborhood.Butdon’tfeedwildbirdsanythingsalty，likepotatochips，orfoodthatcouldchokethem，likebread.

Payattentiontofoodqualityandfreshness.Unprotectedfoodlefttoolonginfeederswillturnmoldy（发霉），whichcankillwildlife.

Anotherwordofadvice:

Alwaysprovideasupplyofcleanwaterforbirds，butusecarewhenlookingfortherightbirdbath.Ifthebirdbathsaretoodeepforbirds，puttingafewlargestonesinthewatercangivethebirdsaplacetosit.

8．What’sthemostcommonmistakeaboutfeedingbirds?

A．Puttingfeedersinimproperplaces.B．Providingfoodininappropriatetime.

C．Leavingfeedersunprotected.D．Supplyingdirtyanddeepwater.

9．Whichofthefollowingmaynotbesuitableforfeedingbirds?

A．Seeds.B．Bread.C．Fruit.D．Insects.

10．Theauthoradviseshelpingmorebirdsby_________.

A．increasingthenumberoffeeders

B．cleaningthebirdswithcleanwater

C．puttingmorelargestonesinthefeeders

D．keepingaggressivebirdsawayfromthefeeders

11．Whatisthetextmainlyabout?

A．Problemswithbirdfeeding.

B．Wheretoplacebirdfeeders.

C．Popularwaysofprotectingwildbirds.

D．Howtofeedwildbirdssafelyandhealthily.

Whenalaptoporsmartphonebatterystartslosingitspower，theonlyoptionsaretobuyanexpensivereplacement，orjustkeepitpluggedinallthetime．ButawomanMyaLeThaimayhavefoundtheanswertothisproblem．

Thaiwasfrustratedthatthebatteriesforherwirelessdevicesdegraded（降级）overtime，untiltheyfailedtochargefully．Shedidnotlikehavingtokeepherlaptopconnectedtoanelectricaloutlettokeepitpoweredon．So，shedecidedtodosomethingaboutthatproblem．Atfirst，sheandherteamatUCIrvinethoughtaboutinventinganewbattery．Butastheyexperimented，Thaidiscoveredsomethingthatmightpermitlithium—ion（锂离子）batteriestolastforever．

Lithium-ionbatteriespowermostwirelessdevices．Overtime，thebatterieslosetheabilitytoholdacharge．Mostofthesebatterieshavealifespanofabout7,000chargingcyclesbeforetheydie．Oneofthereasonslithium—ionbatteriesdegradeistheiruseofnanowirestocarryelectricity．Nanowiresareextremelythin．Ahumanhairisthousandsoftimesthicker，forexample．Nanowiresareextremelyefficientcarriersofelectricity，whichmakesthemusefulinbatteries．

But，Thaihadatheory—thenanowiresmightlastlongerifcoveredwithagel（凝胶）．Sheandherteamtestedthistheory．“Itwasalongprocessandalotofwork，”Thaisaid．Theteamtriedmanycoveringsforthewires．PMMA，atypeofplastic，wasoneofthem．ThenanowireswerecoatedwithPMMAandcycledthroughcharges200，000times．ThePMMA-coatednanowiresshowednoevidenceofdamage．Theresultssuggestthatbatteriescouldlastforever，withoutlosingchargingability．

Thaihopestocontinueherresearchtounderstandwhythisgelworkssowellandtoseeifanyothergelcouldcreatebetterresultsandsheisenjoyingthepublicityaboutherdiscovery．Shesaidsheneverexpectedherresearchtogetmediacoverage．“It’skindofcool,”shesaid．“I'mreallygladpeopleareshowinginterestinmyworkandnotjustintheworkitself，butalsointechnologyandenergy．”

12．WhydidMyaLeThaiworkonlithium-ionbatteries?

A．Shedislikedthebatteriesforherlaptop．

B．Herteamwereassignedtoinventanewbattery．

C．Manypeoplethoughtbatteriesweretooexpensive．

D．Thebatterieswouldsoonlosethefunctiontochargefully．

13．Whatcanweinferaboutnanowires?

A．Theylastonly7,000chargingcycles．

B．Theyaretooweaktocarryelectricity．

C．Theyarenotsuitabletouseinbatteries．

D．Theirthinnessisacaus