2025届内蒙古包头市北方重工集团三中高三英语第一学期期末联考模拟试题含解析

2025届内蒙古包头市北方重工集团三中高三英语第一学期期末联考模拟试题注意事项：1．答卷前，考生务必将自己的姓名、准考证号、考场号和座位号填写在试题卷和答题卡上。用2B铅笔将试卷类型（B）填涂在答题卡相应位置上。将条形码粘贴在答题卡右上角"条形码粘贴处"。2．作答选择题时，选出每小题答案后，用2B铅笔把答题卡上对应题目选项的答案信息点涂黑；如需改动，用橡皮擦干净后，再选涂其他答案。答案不能答在试题卷上。3．非选择题必须用黑色字迹的钢笔或签字笔作答，答案必须写在答题卡各题目指定区域内相应位置上；如需改动，先划掉原来的答案，然后再写上新答案；不准使用铅笔和涂改液。不按以上要求作答无效。4．考生必须保证答题卡的整洁。考试结束后，请将本试卷和答题卡一并交回。第一部分（共20小题，每小题1.5分，满分30分）1．--Catherine,Ihavecleanedtheroomforyou.---Thanks.You_______it.Icouldmanageitmyself.A．needn’tdo B．shouldn’thavedone C．mustn’tdo D．needn’thavedone2．—Amazingly,I’vemanagedtostartmyownshoponline!—________Itoldyouitwaseasy.A．Thereyouare! B．Believeitornot.C．Howcome? D．Yougotmethere!3．Therearealsopeoplewhoobjecttofairystoriesonthegrounds______theyarenotobjectivelytrue,andthatgiants,witches,two-headeddragonsetcdonotexist.A．that B．what C．which D．when4．_______withallsortsofaffairs,themanagerhadlittletimetohaveagoodsleep.A．Occupying B．BeingoccupiedC．Occupied D．Havingoccupied5．_____whattheysayaboutme,I’mgoingtocontinuemywork.A．Intermsof B．RegardlessofC．Insteadof D．Infavorof6．ThenewlocallawinNanjingsaysparentsnotphysicallyharmyoungchildrenorexposethemtolong­termhungerasapunishment.A．can B．shallC．will D．need7．Aquickreviewofsuccessesandfailuresattheendofyearwillhelp________youyearahead.A．sharpen B．switchC．stretch D．shape8．I’mafraidthatIcan’tattendTom’sweddingparty______nextweekend.A．tobeheld B．beingheldC．held D．istobeheld9．Wasitfromthelake______heoftenwentfishing______hesavedthedrowninggirl?A．that;thatB．where;whereC．where;thatD．that;where10．—Howdiditcomethatyoudamagedyourcarsobadly?—I____intoatreeontheroadsidetheotherday.A．ran B．hadrun C．wasrunning D．run11．When________questionsinclass,oneshouldanswerthemasclearlyaspossible.A．asking B．toask C．tobeasked D．asked12．After________________asandstormwarningonSundayevening,meteorologistsforecastthatdustyweatherwillcontinueinpartsofthecountryonMonday.A．breakingoff B．callingoff C．leavingoff D．puttingoff13．—“DoyoumindifIlookatyournotes?”—“Ofcoursenot._______.”A．NoproblemB．BemyguestC．WithpleasureD．Notatall14．Tofetchwaterbeforebreakfastseemedtomearule______.A．toneverbreak B．nevertohavebrokenC．nevertobebroken D．nevertobebreaking15．Everymanhashisfaults.Weshould,therefore,leantobe________ofothers.A．ignorant B．responsibleC．reliable D．tolerant16．Keepingaregularsleepscheduleisimportantforsettingababy'sbodyclock,_______researchersnoteshouldbeinplacebyabout4monthsofage.A．whose B．which C．when D．where17．IamsorryIamverybusynow.IfItime,Iwouldcertainlygotothemovieswithyou.A．have B．hadC．havehad D．hadhad18．－Mike,ourteamwillplayagainsttheRocketsthisweekend.Iamsurewewillwin.－________!A．Congratulations B．CheersC．Bestwishes D．Goodluck19．Look!Here’saphoto______inmyclassroomatprimaryschool.Canyourecognizemeinit?A．taken B．takingC．totake D．beingtaken20．—Whydidn’tyoutrytofinishthecomposition?—Itriedto,but________Icould,thebellranannouncingtheendoftheexamination.A．until B．whenC．after D．before第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21．（6分）IwassurethatIwastobekilled.Ibecameterriblynervous.Ifumbled(摸索)inmypocketstoseeiftherewereanycigarettes,whichhadescapedtheirsearch.Ifoundoneandbecauseofmyshakinghands,Icouldbarelygetittomylips.ButIhadnomatches;theyhadtakenthose.Ilookedthroughthebarsattheguard.Hedidnotmakeeyecontactwithme.Icalledouttohim“Haveyougotalight？”Helookedatme,shruggedandcameovertolightmycigarette.Ashecamecloseandlitthematch,hiseyesunconsciouslylockedwithmine.Atthatmoment,Ismiled.Idon'tknowwhyIdidthat.Perhapsitwasnervousness;perhapsitwasbecause,whenyougetveryclose,onetoanother,itisveryhardnottosmile.Inanycase,Ismiled.Inthatinstant,itwasasthoughasparkjumpedacrossthegapbetweenourtwohearts,ourtwohumansouls.Iknowhedidn'twantto,butmysmileleapedthroughthebarsandcausedasmileonhislips,too.Helitmycigarettebutstayednear,lookingatmedirectlyintheeyesandcontinuingtosmile.Ikeptsmilingathim,nowthinkingofhimasapersonandnotjustaguard.“Doyouhavekids？”heasked.“Yes,here,here.”Itookoutmywalletandnervouslyfumbledforthepicturesofmyfamily.He,too,tookoutthepicturesofhisfamilyandbegantotalkabouthisplansandhopesforthem.Myeyeswerefilledwithtears.IsaidthatIfearedthatI'dneverseemyfamilyagain,neverhavethechancetoseethemgrowup.Tearscametohiseyes,too.Suddenly,withoutanotherword,heunlockedmycellandsilentlyledmeout.Outoftheprison,quietlyandbybackroutes,outofthetown.There,attheedgeoftown,hereleasedme.Andwithoutanotherword,heturnedbacktowardthetown.1、Whathadhappenedtothemanbefore?A．Hehadbeenbadlytreated.B．Hehadkilledsomeone.C．Hehadbeensearched.D．Hehadbeenforbiddentogetintouchwithanyone.2、Whydidthemanwanttosmokecigarettes?A．Becausehewassurehewastobekilled.B．Becausehewantedtoeasehisnervousness.C．Becausehewantedtotalktotheguard.D．Becausehewasusedtosmokingcigarettes.3、Whichofthefollowingistrueaccordingtothepassage?A．Themanwasaheavysmoker.B．Themansmiledtopleasetheguard.C．Theguardsetthemanfreewithpermission.D．Themanhadn'tthoughttheguardwouldsethimfree.4、Whatdoyouthinkfinallysavedtheman'slife?A．Thesmile. B．Thecigarette.C．Thetears. D．Thewallet.22．（8分）EarlyexcitementaboutthenextgenerationoftheiPhoneisbuildingmonthsaheadofanexpectedautumndebut(问世).AnalystsexpectAppletoreleasethreeiPhonesthisyear,buttheonegettingthemostattentionisarumoredsuper-premiummodeltocelebratetheiPhone'stenthanniversary.And,forthatphone,AppleisexpectedtochangethetypeofscreentheiPhoneuses.Here'saquicklookatwhatyouneedtoknowaboutwhatitmeansifAppleswitchesfromitscurrentliquidcrystaldisplay(LCD)screenstoatypeoforganiclight-emittingdiode(OLED)screencalledAMOLED．TheessentialdifferencebetweenanLCDscreenandanAMOLEDoneisthepresenceofabacklight.Thankstothatdifference,AMOLEDscreenscanbeverythin,whichmeansyoucanmakethinnerproducts.Theyalsoprovidemorevividcolors,whichisareasonthattelevisionmakershavebeenpushingOLEDinitsvariousformsfortheirbigscreens.AMOLEDscreens,inparticular,boast(夸口)evengreatercontrolovereachindividualpixel（像素）—whichmeansbettercontrastfortheviewer.Thesescreenscanalsoimprovebatterylife.Becausethere'snobacklight,AMOLEDscreenscanbemoreenergy-efficientwhentheuserisviewingdarkersubjects,allowingthephonetoshutoffpixelsandstopdrawingpower.Sowhyhasn'tAppleswitchedtoAMOLEDyet?Afterall,ApplecompetitorssuchasSamsungandLGalreadyhavethesescreensontheirsmartphones.AMOLEDscreensarenotcheaptoproduce.It'salsonotthateasytomakethecomplexAMOLEDscreens,whichcouldexplainwhymostApplefansexpectthatonlythehighest-endphonewillhavethenewscreen.Andthenthere'sthecost.TheswitchtoAMOLEDhasalsobeencitedasareasonthatthepriceofthehigh-endiPhonemayjumpabovethe$1,000mark.Beauty,eveninamass-producedworld,doesnotcomecheap.Still,theexpensemaybeworthit,especiallyaspeopleshootmorephotosandvideos.1、Accordingtothepassage,whenwilltheiPhone’stenthanniversarymostprobablybeheld?A．InJune.B．InMarch.C．InNovember.D．InJanuary.2、AccordingtomostApplefans,AMOLEDscreenswillonlybeusedon________thisyear.A．thecheapestiPhonesB．themostmassiveiPhonesC．thehighestiPhonesD．themostexpensiveiPhones3、Whatdoestheunderlinedsentenceindicate?A．Itisveryexpensivetobecomebeautiful.B．Everythinghasaprice.C．Themoreyoupay,themorebeautifulyouwillbecome.D．Practicemore,andyouwillbecomebetter.4、What’stheauthor’sattitudetowardstheexpectediPhone?A．Negative.B．Critical.C．Positive.D．Uninterested.23．（8分）WhenIarrivedatuniversity,Ihadnothinginmybankaccountbutwasgivenabrandnewoverdraft(透支).I’dneverhadonebefore.Soitwasveryexcitedtospendmoneyonshopping,nightsout,andallthejunkfoodmymumhadneverletmeeat.Imanagedtomaxout(达到最高限度)myaccountwithinthreemonthsandsuddenlylifewasn’tsomuchfun.IspentthelasttwoweeksbeforeEasteronadietofporridgeandbecameself-loathing(自我憎恨的)andIalsoblamedAsda(阿斯达超市)forallthetwo-for-onedealsIcouldn’tresist.NowI’mworkingfull-timetorepaymydebts.I’malsosettingupaseparatebankaccountformystudentloantogointotocoverrentandbills.SoI’llbeabletokeepaneyeonmyspending.WithalotofhardworkandsavingovertheholidaysI’mhopingthatI’llbeinbetterfinancialshapefornextyear.Aftermyexperienceinhalls—beingkeptawakeuntil4a.m.andworksurfacespermanentlycoveredinmind—I’mlookingforwardtomovingintoahousewithfriends.Thepartyingandsociallifeinhallsarefantastic,butsometimesyou’reputwithpeopleyoudon’tgetonwith,andit’shardtocopewiththat.Ithelpedmetostaystrong,butIwishIhadstooduptothemratherthanfeltbullied.Ihadareallybadtimeinmyfirstyear,whichiswhyI’mgoingtomakethemostofuniversitynextyear.I’mgoingtobalanceworkwithasociallife,hitFreshers’weekhardandjoinsomesocieties.Withuniversityhandingmesomanyopportunitiesonaplate,IwanttotakeupasmanyasIcanandenjoymyself.1、Theauthorcoulddosomuchshoppingasafreshmanbecause________.A．shewaspermittedtooverdraftfromthebankB．herparentssenthermoneythroughthebankC．shewantedtomaxoutheraccountD．shecouldworkfull-time2、Whatcanweinferfromthesecondparagraphabouttheauthor?A．Sheenjoyedeatingporridgeforhermeals.B．Shehadtoworktopayforhereducationfee.C．Sheregrettedspendingsomuchmoneyonshopping.D．Shewantedtoborrowmoremoneyforshopping.3、Fromthistextwecanseethattheauthor________.A．gainedalotofmoneythroughworkingB．didn’tgetonwellwithherworkmatesC．feltbulliedbyherfriendsD．workedandsleptinabadcondition4、Theauthormadeuphermindto________nextyear.A．makegooduseofheruniversitylifeB．findabetterjobC．takeupmoreplatesD．formsomeorganizations5、Theauthormainlyintroducesher________inthepassage.A．opportunitiesatfirstyearofuniversityB．freshmanexperiencesatuniversityC．workingexperiencesatuniversityD．thoughtsonherdailySpending24．（8分）AJapanesecompanyisdevelopingapairofsmartglassesthatcanhelpthosewithvisualorcomprehensionproblemstoreadwrittentextmoreeasily.CalledtheOtonGlass,theglassesaremeanttotranslatetextintosoundusingtwocamerasandanearpiece,bothfittedtoitsframe.Halfofthelens(镜片)isamirrorthatreflectsthewearer’seyesbacktothefirstcamera,whichtrackseyemovement.Theothercameracapturesthetext.Wearersusetheglassesbystaringatthetexttheycan’treadandblinking(眨眼)totriggertheglasses.Thenthecapturedwordsaresenttoacloudsystem,whichprocessesthetextandturnsitintosoundplayedthroughtheearpiece.Ifthesystemisunabletoidentifythewords,theimagesaresenttoaremoteworkerwhocandealwiththem.TheOtonGlassleaddesigner,KeisukeShimakage,startedworkingontheglassesin2012toaidhisfather,whohaddevelopeddyslexia,aconditionthatmakesitdifficultforsomeonetoreadandspell.Whilehisfathereventuallyrecovered,Shimakagecontinuedhisdevelopmentinordertohelpotherswiththedisorder.Currently,theOtonGlassisseekingfunding.Backerscangetapairoftheglassesfor5,000yen(roughly$47).Smartglassesaren’tanewconcept,butit’sdifficulttopointtoanysinglepairofsmartglassesthatpeoplehavereviewedfavorably.Itcould,perhaps,bethatpreviousproductstriedtodotoomuch,orweretooexpensive.That’swhyIntel’sVauntsmartglassesstrippedoutsomefeatures,likeitscamera,LCDscreen,andspeakers.TheOtonGlassisforaveryspecificaudience,anditsrelativelylowpricecouldmakeitmoreappealingtothosewhowantanaffordablewaytounderstandthetextaroundthem.1、WhatwasKeisuke’soriginalpurposeindesigningtheOtonGlass?A．Totreathisfather’sdisease.B．Totranslatetextintosound.C．Toassisthisfathertoread.D．Tomakewrittentexteasiertoread.2、WhatistherightorderhowtheOtonGlassworks?a.Thecameracapturesthewords.b.Thewearerstaresatthetext.c.Thewearerhearsthesoundviatheearpiece.d.Thecloudsystemturnsthetextintosound.e.Thewearerblinkstogettheglassesworking.A．a,b,e,c,dB．e,b,c,d,aC．b,d,a,e,cD．b,e,a,d,c3、Theunderlinedpart“strippedout”inthelastparagraphcanbereplacedby________.A．improvedB．removedC．increasedD．invented4、Whatisthelastparagraphmainlyabout?A．TheadvantagesoftheOtonGlass.B．Thecharacteristicsofsmartglasses.C．Consumers’evaluationoftheOtonGlass.D．Thetargetaudiencesofvarioussmartglasses.25．（10分）Howmanytimeshaveyoucomebackandfeltterriblytired,feelinglikeyourheadisgoingtoexplode?Soundsfamiliar,right?Well,thereareseveralwaystoreducethefrequencyofheadaches,andthoseare:eatingbalanceddietthroughtheday,makingsureyourbodyiswellhydrated(保持身体水分);gettingsomeexercisetoremovethenegativeenergy,likehelpingyourselfwithashortmassage(按摩）onyourhead.However,preparinganeasyrecipewillinstantlyputasmileonyourfaceafteryourworkday.Youwillneedthesesimpleingredients(配料)topreparethemagicaldrinkwhichwillstopyourheadache:Lemonjuice;2teaspoonsofsalt(preferablyhighqualitysalt);1cupofwater.Directions:Squeeze2lemons.Pourthelemonjuiceintoacupandadd2teaspoonsofsalt.Mixthetwoingredients.Addacupofwatertothecontent.Drinkthemixturequikly.Howwillthisdrinkworkandwhatarethebenefitsofitsingredients?Salt:Hereiswhatsaltdoesforyourbody:--regulatesyourbloodsugar.--balancesthesugarlevels;--benefitsnervecellsforcommunicationandinformationprocessing;—obtainsacidityfromyourbody’scells,especiallybraincells;—worksasastronganti-stresselementforthebody;—addsenergyinyourbody'scells.LemonJuice:Thisexcellentjuice,fullofvitaminCandanti-poisons,willreleaseallpoisonoussubstancesfromyourbodyandgiveyouasenseoflightness.Here’showthelemonwillhelpyoueaseyourheadacheandmaintainwell-beingtoyourwholebody:—balancesthepHlevelsinyourbody;—protectsyourimmunesystem;—nourishesyourbrainandnervecells;—reducesinflammation(炎症)inyourwholebody(theheadacheisatypeofinflammation,sothelemonjuicefightsagainstit).Water：Waterisimportantforhydratingyourwholebody,includingyourhead.Manyofyourdailyheadachesmaybecausedbydehydratation(脱水)，sokeepinmindthatyoushoulddrinkplentyofwaterthroughouttheday.1、Howmanywaysarcmentionedinthetexttohelprelieveheadaches?A．Two. B．Three.C．Four. D．Five.2、Whatdolemonjuiceandsalthaveincommoninfightingagainstheadaches?A．Bothcanbenefitournervecellsalot.B．Bothcankeepoursugarlevelsbalanced.C．Bothhavenoeffectonourimmunesystem.D．BothbalancethepHlevelsinourbody.3、Theauthor’smainpurposeinwritingthetextis.A．toexplaintousdifferentreasonsforheadacheproblemsB．togivereadersadviceonhowtoavoidheadacheproblemsC．towarnreadersofthebadinfluenceofheadacheproblemsD．toofferananti-headacherecipeandthebenefitsofitsingredients第三部分语言知识运用（共两节）第一节（每小题1.5分，满分30分）阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项．26．（30分）完型填空（共20小题；每小题1．5分，满分30分）阅读下面短文，掌握其大意，然后从36—55各题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上涂黑。Backinthe15thcentury,inatinyvillageinGermany,livedafamilywitheighteenchildren．Eighteen!Inorder36tokeepfoodonthetable,thefather,agoldsmithby37,workedalmosteighteenhoursadayathistrade．Despitetheirseemingly38condition,twooftheeldestchildrenhadadream．Theybothwantedtopursuetheirtalentforart,39theyknewwellthattheirfatherwouldneverbeableto40eitherofthemtostudyattheAcademy．Aftermanylongdiscussionsatnightintheir41bed,thetwoboysfinallyworkedoutapact．Theywouldtoss（掷）acoin．The42wouldgodownintothenearbyminesand,withhisearnings,43hiswinningbrotherfortheacademy．Then,infouryears,hewouldsupporttheOtherone．ThenAlbrechtDurerwonthetossand44toNuremberg．Albertwentdownintothedangerousminesand,forthenextfouryears,45hisbrother,whoseworkattheacademywasalmostanimmediatesensation．Bythetimehegraduated,hewasbeginningto46considerablefeesforhimself．Whentheyoungartist47homeandsaidtohisbrother,"Andnow,Albert,blessedbrotherofmine,nowitisyour48.NowyoucangototheAcademytopursueyourdream,andIwill49you．"Albertroseandwipedthe50fromhischeeks．"No,brother．IcannotgotoNuremberg．Itistoo51forme．Look…lookwhatfouryearsinthemineshavedonetomy52!Icannotevenholdaglass,muchlessmakedelicatelinesoncanvas53aMorethan450yearshave54．Bynow,amongAlbrechtDurer'shundredsofmasterfulportraits,"ThePrayingHands"isone55creationthatcancatchtheworld'shearts．1、A．merelyB．fully C．completelyD．entirely2、．A．heartB．method C．professionD．words3、.A．demandingB．promisingC．hopelessD．careless4、.A．soB．and C．howeverD．but5、．A．studyB．send C．giveD．offer6、.A．separatedB．crowded C．newD．unusual7、.A．winnerB．loser C．oldD．younger 8、.A．supportB．advertiseC．expectD．require 9、.A．flewawayB．wentoffC．setasideD．leftbehind10、.A．deservedB．desiredC．financedD．envied11、.A．spendB．save C．drawD．earn12、.A．arrivedB．regained C．returnedD．got13、．A．turnB．time C．topD．fate14、.A．takechargeofB．makeupforC．makeuseof D．takecareof15、.A．smilesB．sweatsC．tears D．hints16、.A．lateB．nervous C．tiring D．tense17、.A．eyesB．hands C．pictures D．mines18、.A．inB．of C．upon D．with19、.A．passedB．kept C．remembered D．changed20、A．strangeB．touching C.wonderfulD．mysterious 第二节（每小题1.5分，满分15分）阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。27．（15分）MountKilaueaisoneofthemostactivevolcanoesinHawaii.The1．(erupt)ofitisalwaystakingpeople2．surprise.Itissoquickandsevere3．theplaceswhereitflowsareruinedandmanyhouses4．(burn)totheground.Itisanabsolutedisasterforpeople5．liveinthepathsofthelava.Theyoftengetintoapanicwhentheyarewarned6．it.Butmanypeoplewhoareenthusiasticaboutitwouldliketowatchitwiththeirowneyes.7．(fortune),whentheyareamazedatthefantasticsightofit,theyalwaysfail8．(notice)thecomingboilinglava.Soafterthat,theymustmake9．efforttoescapefromit.Is10．necessarytotakerisks?第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏词符号（∧），并在其下面写出该加的词。删除：把多余的词用斜线（﹨）划掉。修改：在错的词下划一横线（___），并在该词下面写出修改的词。注意：1、每处错误及修改均仅限一词；2、只允许修改10处，多者（从第11处起）不计分DearEditor,MynameisXiaoHai,boystudentinSeniorThree．Recently,I’vereadinShanghaiStudents’Postwhatyouneedsomestudentsreporters．Iamanxioustobeoneofthem．IverylikeEnglish．Ihavebeenlearneditsinceeightyearsago．NowIcantalkwithforeignerswithEnglish．IcanreadChinaDaily．ItookafirstplaceinanEnglishCompositionContest．Besides,Idowellinacomputercompetition．Wouldyoubesokindastoreceiveme？Iamlookingforwardtohearfromyousoon．第二节书面表达（满分25分）29．（25分）假定你是李华，乘坐FL753航班抵达伦教后发现钱包遗失。请给航空公司写一封邮件说明情况并寻求帮助。内容包括：1.行程信息；2.钱包特征；3.联系方式。注意：1.词数80左右；2.可以适当增加细节，以使行文连贯。______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、D2、A3、A4、C5、B6、B7、D8、A9、C10、A11、D12、B13、B14、C15、D16、B17、B18、D19、A20、D第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21、1、C2、B3、D4、A22、Iceclimbingisadynamicwintersportthatcombinesexcitement,techniqueanddetermination.Backin2014,thesportwaspresentedtothepublicduringtheSochiWinterOlympicGamesinRussia.Thenextgoalforiceclimbingisshowcasingthesportin2018PyeongchangOlympicWinterGamesbeforeit'sincludedin2022BeijingWinterOlympicGames.Ifyouarealreadyhookedonthissport,herearesomeoftheworld'sbestplaceswithepiciceformationsthatyoushouldn'tmiss.Ouray,Colorado,USKnownasthe"SwitzerlandoftheUS",Ourayoffersclimberseasyaccesstomorethan200namedclimbs,withfreeentrancetothepark.Theiceparkalsooffersguideandinstructionalservicesforbeginners.OurayusuallyhoststhebiggesticefestivalinNorthAmericaeveryJanuary.Shuangqiaogou,Sichuan,ChinaChinahasalotoficewalls,whicharelocatedindifferentmountainsinthenorthernandwesternpartsofthecountry.Amongthem,Sichuanprovince'sShuangqiaogou,orTwinbridgeTrench