2017届虹口区高三英语二模试卷(含答案)

#thephone.A. B.BrightC.D.Reasonabl SeriousRidiculoue sA.SendB.GoC.DoD.Visitaleafletssightseeinsomelawyerg gardeningA.HerdoorbellB.Shedidn'texpectdoesn'tneedrepair.himtocomesoearlyC.ThemanhasjustD.Itisnottherightarrivedontime.A.Shewon'tgotothebeachifitrains.C.Itwillclearuptomorrow.10A.Whattotakeupas,ahobby.C.Howtohandletimeforher.B.Shewouldlikethemantogotothebeach.timeforher.B.Shewouldlikethemantogotothebeach.D.Itwaspouringwhenshewasatthebeach.B.Howtokeepfit.D.Whattoplaywith.C.Hedidn’thearthephoneringing.A. B.BrightReasonableA.SendB.GoleafletssightseeingA.Herdoorbelldoesn’tneedrepair.C.Themanhasjustarrivedontime.A.Shewon’tgotothebeachifitrains.C.Itwillclearuptomorrow.A.Whattotakeupasahobby.C.Howtohandlepressure.SectionBDirections:InSectionB,youwillheartwoshortpassagesandonelongerconversation,andyouwillbeaskedseveralquestionsoneachofthe

passagesandtheconversation.Thepassagesandtheconversationwillbereadtwice,butthequestionswillbespokenonlyonce.Whenyouhearaquestion,readthefourpossibleanswersonyourpaperanddecidewhichonewouldbethebestanswertothequestionyouhaveheard.Questions11through13arebasedonthefollowingpassage.A.Greetguestsandtalktohotelstaff.Havebreakfastandexamineroomservice.Prepareforthemeetingandwritenewreports.Reviewthepreviousnight’sreportsandcheckemails.A.SayinghellotoB.Consideringeveryguest.differentbathrequirements.C.DiningwithaD.Holdingvariousdifferent

member.staffoperationalmeetings.

different

member.A.Aday’slifeofahotelmanager.C.Hotelserviceandimprovement.B.Thedailyroutineatahotel.D.Meetingsattendedbyahotelmanager.A.Aday’slifeofahotelmanager.C.Hotelserviceandimprovement.B.Thedailyroutineatahotel.D.Meetingsattendedbyahotelmanager.Questions14through16arebasedonthefollowingpassage.A.Educatingchildren.C.Recreatinganenvironment.A.Becauseanimalsmakevisitorsstressful.C.Becauseanimalscanfeelboredandsad.B.Savingrareanimals.D.Makingaprofit.B.Becauseanimalsmustlivetheirlivesincages.D.Becauseanimalsareindangerofextinction.A.Theyarestillusefulandnecessary.Theyhavemoredisadvantagesthanadvantages.Theyareaperfectenvironmentfor

animals.Theyarerecreativeplacesforanimals.Questions17through20arebasedonthefollowingconversation.17.A.B.17.A.B.Tuesday.Wednesday.18.A.Eitherisacceptable.C.Theguestdoesmindit.19.A.400B.600dollarsdollarsC. D.Thursday.Friday.Theguestdoesn’tmindit.D.It’suptothehotelwaitress.800D.1200dollarsdollars20.A.ThereisnofreeWiFiaccessintheroomsofthehotelThereisonlyWiFiaccessinthelobbyofthehotelThereisnofreeInternetaccessinthehotelThereisnoInternetaccessinthehotelGrammarandVocabularySectionADirections:Afterreadingthepassagebelow,fillintheblankstomakethepassagecoherentandgrammaticallycorrect.Fortheblankswithagivenword,fillineachblankwiththeproperformofthegivenword;fortheotherblanks,useonewordthatbestfitseachblank.LossofBiodiversity(生物多样性)Affects

HumanSocietyIfaspeciesofbeedisappearsforeveroraparticularplantisextinct,whatdoesithavetodowithushumans?Well,accordingtoateamofinternationalscientists,biodiversityisdroppingbelowlevels(21) (consider)safeforthehealthandhappinessofhumansocieties.Theissueisthateverythingisinter-connectedandecosystemssupportoursocieties(22) theyprovideuswith,forexample,food,fibresandfuels.Ifspeciesgoondisappearing,thiscandisturbmanyvitalprocesses(23) croppollination(授粉)andthedecomposition(分解)ofwaste.Aframeworkwhichdefinestheenvironmentallimitswithin(24) humanscanreallyoperate--calledplanetaryboundaries--says(25) (lose)morethan10%ofthebiodiversityinanareaplacesthelocalecosystematrisk.Ecosystemsarealldifferentbutthispercentageisconsideredasagoodmeasureofsafety.AstudypublishedinthemagazineSciencesuggeststhat58%oftheworld’slandsurface(26) (reduce)belowthislevelalready.Theseareashouse71%oftheglobalpopulation.ProfessorAndyPurvis,fromImperialCollegeLondonandtheNaturalHistoryMuseum,isoneoftheauthorsofthestudy.Hesays,“Oncewe’rethewrongsideoftheboundary,(27) doesn’tmeaneverythinggoeswrongimmediately,butthereisaremarkablehigherrisk(28) thingswillgobadlywrong.”Theresearchersfoundthatgrasslands,savannasandshrublandsweremostaffectedbybiodiversitylossonaverage.Purvishopesthisreport(29) becomeawake-upcalltothosewhodesignpolicies.Here’shiswarning:“Decision-makersworryalotabouteconomicrecessions(衰退),butanecologicalrecessioncouldhaveeven(30) (bad)consequences-andthebiodiversitydamagewe'vehadmeanswe’reatriskofthathappening.Untilandunlesswecanbringbiodiversitybackup,we’replayingecologicalroulette(轮盘赌).”SectionBDirections:Fillineachblankwithaproperwordchosenfromthebox.Eachwordcanbeusedonlyonce.Notethatthereisonewordmorethanyouneed.A.characteristic B.environmentallyC.announcedD.importsE.exposingF.investG.extensivelyH.acquireI.machineryJ.competitivenessK.crucialChinaSettoMakeOwnBallpointPenTipsOneofChina’smajorstainlesssteel（不锈钢）producershasindependentlydevelopedthespecialsteelneededtomaketheballpointpentipsandplanstomass-producethematerialtoreplace__31__intwoyears.Thegrouphasspentfiveyearsonresearchanddevelopmentto__32__thetechnology,endingalong-termChineserelianceonforeignpentips.Withoutthistechnology,China’spenmanufacturers,whichproduce38billionballpointpensperyear,havehadtopurchasethe__33__partsfromoverseasmarkets,costingtheindustry$17.3millionayear,accordingtotheChinaNationalLightIndustryCouncil.“Itwillbeoneofour__34__productsinthelongrun,andwewilltrymorematerialsfortipsofballpointpenstoremaincompetitive,”saidLiJianmin,directorofTISCO’sresearchanddevelopmentcenter.WangHuimian,TISCO’sseniorengineer,saidthecompanywill__35__morefinancialresourcesandmanpowertodevelopnext-generationballpointpentipsina(n)__36__friendlywaytofurthercompetewithrivalsinJapanandSwitzerland.“Iftheserealeconomy-relatedfactorsareunderdeveloped,itskey__37__won’tbestrong,”saidWang.ThepentipissuewasfirstbroughtintothespotlightbyPremierLiKeqianginJanuarylastyear,__38__amajorissuefacingChinesemanufacturers—weakcompetitivenessinkeytechnology.Makingsuchproductsrequireshigh-precision__39__andextremely-thinsteelplates.Specialmicroelementsmustbeaddedtoliquidsteeltomakeaqualitytipthatcanwritecontinuallyforatleast800meters.Eagertoenhanceitsearningability,thecompany__40__thatitplannedtoproduce10.5millionmetrictonsofsteelthisyear,including4.5millionstainlesssteelproducts.ZhaoYing,aresearcherattheInstituteofIndustrialEconomicsoftheChineseAcademyofSocialSciencesinBeijing,said,“Alltheseelementscanbereachedonlythroughlong-terminvestmentandincreasingdevelopment,”hesaid.ReadingComprehensionSectionADirections:ForeachblankinthefollowingpassagetherearefourwordsorphrasesmarkedA,B,CandD.Fillineachblankwiththewordorphrasethatbestfitsthecontext.Throughouthistory,manyliveshavebeenlostatthehandsofsevereweather.Meteorologists（气象学家）andscientistsalikearealwaysinvestigatingnewwaystoincreasethewarningtimeforstorms,withthehopeofreducingthe__41__oflives.Inthepastfewdecades,localweatherradaradvancementshavebeenmade,whichallowforbetteraccuracyin__42__thepathsofstorms.MeteorologistsandscientistshavebeenabletosuccessfullytrackseverethunderstormsandpossibletornadoesbyusinganadvancedtrackingsystemcalledNEXRAD(Next-GenerationRadar).NEXRADisatrackingnetwork__43__158Dopplerweatherradars.Andduringastormthishigh-resolutioncomputerized__44__takesreadingsontheamountofprecipitation(降水)intheair,themovementsintheclouds,andthewindspeeds.These__45__arebouncedbacktoalocalweathercomputer,andacolorfulimageappearsonthescreen,givingmeteorologistsaclearpictureofwhatkindofweatherisonthehorizon.Thisfinalimageiswhatyouseewhenthemeteorologistbreaksinwithsevereweatherreportsandwarnings.__46__,onyourtelevisionscreenyouwillseeacomputeranimatedimageoftheapproachingstorm.Ifthestormissevereenough,thentheNationalWeatherService(NWS)will__47__severeweatherreportsofseverethunderstormwarningsforyourarea.__48__,thestormcapturedontheradarwillhaveproducedstrongreadablewinds,detectablelightning,andsomehail(冰雹).Payingattentiontotheweathermapis__49__whensevereweatherisaround.Onthetelevisionscreenyouwillseeseveralcolorsontheprecipitationmap,__50__fromblue(thelightest)toblack(theheaviest).Ifthecolorsforyour__51__areaareyellow,takecaution.Ifthecolorsrangebetweenorangeandred,takecoverimmediately,asdamagingwindsanddangerouslightninghavebeenreported.WhenlocalweatherradarinAtlanta,Georgiareportedhighwinds,__52__windpatternsandlargehailearlierthisyear,theNationalWeatherServiceissuedatornado__53__.Meteorologistsintheareausedthecollecteddatatopredictwhatpaththestormwouldtake,__54__whichareasneededtobewarned.Thankstothistechnology,mostresidents

receivedthesevereweatherreportsearlyenoughtoseek__55__beforethestormhit.Payingattentiontoyourlocalweathersourceduringsevereweatherplaysavitalroleinyoursafety.41.A.loss42.A.changing43.A.facedwith41.A.loss42.A.changing43.A.facedwith44.A.structure45.A.figures46.A.Mostlikely47.A.B.increaseB.controllingB.exposedtoB.systemB.dataMostevidentlyB.protectionC.predictingC.involvedinmodeC.readingsC.MostinterestinglyC.handlevalueD.guidingD.madeupofD.styleD.statisticsD.MostimportantlyD.issuedecide48.A.Bytheway49.A.vital50.A.expanding51.A.decide48.A.Bytheway49.A.vital50.A.expanding51.A.proper52.A.straight53.A.process54.A.indicating55.A.rescueSectionBestimateB.InthatcaseB.reasonableB.spreadingB.specificB.uniqueB.threatB.recognizingresidenceTosomeextentC.normalC.rangingtypicalC.generalC.warningC.revealingC.supportOnthecontraryD.availableD.extendingD.regularD.circularD.signD.recommendingD.shelterDirections:Readthefollowingthreepassages.Eachpassageisfollowedbyseveralquestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Choosetheonethatfitsbestaccordingtotheinformationgiveninthepassageyouhavejustread.(A)Inthissectionweconsiderwhatyoucandototrainyourbraintoimproveyourgameplayingskills.DailyworkoutItisveryeasytofindtacticalpuzzlesandtrain.However,youmusttrytosolvethem.Don’tjuststareatthepositionfor10secondsandthenturntothesolution.Youwon’tlearnanything.Haveagoattryingtosolvethepuzzle.Ifyougotitrightthengreat welldone.However,ifyougotitwrong,thenhaveanotherlook.Askyourselfquestionssuchasthefollowing:WhydidIgetitwrong?Whatwaswrongwithmysolution?Whatwastheweaknessthatthetacticexploited?Wherecanyoufindtacticalpuzzles?It’seasy.Theyareeverywhere.Manynewspapers,includingIndependent,andmagazineshaveadailyorweeklychesspuzzle.Key“chesspuzzles”intoGoogleandyou’llfindawholeloadofthem.Thereareplentyofpuzzlebooks.UsesoftwareNowadayschesssoftwareisterriblycheap.WorldChampionVladimirKramnikrecentlylostamatch4-2againstasoftwareprogram.Thisprogramisavailableforabout£30.Ingeneral,peopleusechesssoftwareforthewrongreasons.Theyoftenplaygameaftergameagainstthemachineandgetbeateneverytime.Boredwiththis,theyturntheplayinglevelrightdownsothattheprogramisalmostplayingrandommovesandthentheycanbeatiteverytimeandfeelbetter.Neithermethodwillhelpyouimprove.However,chesssoftwarecanbeafantasticallyusefullearningtoolifusedintwoparticularways.Thefirstisifyouhavetriedtosolveapuzzlebutit’sabittoodifficultandyoudon’treallyunderstandthesolution.Nevermind welldonefortrying.Nowsetthepositionupontheprogramandtrydifferentmoves.Chesssoftwareisfaultlessattacticalplay.Itwillinstantlytellyoutherightandwrongmovesandwhytheydoordon’twork.Secondlyyoucanrunovergamesyouhaveplayedtolearnwhereyouhavegonewrongandwhereyoucouldhaveimproved.Getintothehabitofkeepingthescore(i.e.writingdownthemoves)ofgamesthatyouplay.Thiswillhelpyoutoimproveandrefineyourunderstandingoftacticalthemesandpatterns.Whatwouldbethebesttitleofthispassage?HowtoTrainYourBrainWheretoFindTacticalPuzzlesDailyWorkoutandUseofSoftwareHowtoImproveYourChess-PlayingSkillsTheunderlinedpart“tacticalpuzzles”inthesecondparagraphmostprobablymeans .puzzlesmakingusbetterunderstandthemesandpatternsofdifficultgamespuzzlesshowingushowtotrainourbrainstothinkmoreeffectivelypuzzlesteachingussomeskillstoplaymoredifficultgamespuzzlesonlyteachingushowtoplaychessgameswellWhichofthefollowingwouldbetherightwayofusingchesssoftware?Playingasmanygamesagainstthemachineaspossible.Alwaystryingdifficultpuzzlestoimproveyourchessskills.Runningovergamesyou’veplayedtolearnfrommistakesandimprove.Turningtheplayingleveldowntobuildyourselfconfidenceandfeelbetter.Whatdoesthewriterthinkaboutchesssoftware?Chesssoftwarewillhelpalotifproperlyused.Chesssoftwarebelow30poundsistoocheaptouse.Chesssoftwareisafantasticallyusefullearningtoolindailywork.Chesssoftwarehelpsimproveunderstandingoftacticalthemesandpatterns.(B)InnovationforEveryone-CareerSkillsforLifeInvitationtoAlumni(校友)NetworkingEventOrganizedbyUniversityofWarwickandBritishCouncilWearedelightedtoinviteyoutoanalumninetworkingeventonTuesday14March,7-9pmattheLeRoyalMeridienHotel,Shanghai.TheeventisorganizedbytheUniversityofWarwick

andtheBritishCouncilandisopentoallalumni.Comeandjoinusforrefreshments,followedbyfourshortpresentationsontheimportanceofinnovationandentrepreneurship（创业）skillsinyourcareerandthelaunchofnewcareerinitiativesforstudentsandalumni,beforespendingtimenetworkingwithfriendsandotherUKalumnioverabuffetdinner.TheplaceforthiseventistheLeRoyalBRITAINKNOWLEDGREATVMeridienHotel,No.789NanjingEastRoad,HuangpuDistrict,Shanghai.TheLeRoyalMeridienHotelislocatedinPeople'sSquareinShanghaiandiseasilyaccessedbysubway,busortaxi.DATEANDTIMEBRITAINKNOWLEDGREATVTue14March201719:00-21:00CSTLOCATIONLeRoyalMeridienHotel

No.789NanjingEastRoadHuangpuDistrictShanghaiPROGRAMME7:00pmRegistration and welcomerefreshments7:15-7:25pm“An overview ofGraduateEmployability（就业能力）amongUK-educatedChineseAlumniandBritishCouncilActivitiestoSupportAlumniCareerDevelopment”，CathyHe,HeadofEducationServices,BritishCouncil7:25-7:35pm“TheImportanceofCareerPlanning:fromtheSJTUViewpoint”，MrShen,ShanghaiJiaoTongUniversityCareers7:35-7:45pm“TheImportanceofInnovationSkillsThroughoutYourCareer:AnEmployerViewpoint”,JohnHung,ManagingPartner,ChinaConsumer&IndustrialProductsIndustryandAutomotiveSector,Deloitte,China7:45-7:55pm“NewResourcestoEnhancetheEmployabilityofChineseStudentsandGraduates”，EstherdePerlaky,InternationalManager,UniversityofWarwick8:00-9:00pmNetworkingandbanquetbuffetdinnerFreebutupto80tickets,pleaseregisterviaREADMORE.Themainpurposeofholdingthisalumninetworkingeventis .toinvitethealumniforrefreshmentstospendtimenetworkingwiththealumnitohelpthealumnitolaunchnewcareerinitiativestosharetheexperienceofinnovationandcareerskillsforlifeThepeopleattendingtheeventaremostprobablythose .UK-educatedChineseAlumni

onlyfromUniversityofWarwickUK-educatedAlumniandtheirfriendsUK-educatedChineseAlumniandfromtheSJTUWhatdothefourshortpresentationsmainlytalkabout?Howtoimprovetheemployabilityofthealumni.Howtohelpthealumnifindandimproveemployment.Howtoenhancetheemployabilityincareerdevelopment.Howtomakecareerplanningandtrainthealumni’sinnovationskills.(C)trhiucseCulLtfre.Ctilture,^etoarn.Tr^ruicT^ihnChwTtrhiucseCulLtfre.Ctilture,^etoarn.Tr^ruicT^ihnChwT0Researchers,withthehelpofbrainscans,haveuncoveredshockingdifferencesinperception（感知）betweenWesternersandAsians,whattheyseewhentheylookatacitystreet,forexample,orevenhowtheyperceiveasimplelineinasquare,accordingtofindingspublishedinaleadingsciencejournal.Inwesterncountries,culturemakespeoplethinkofthemselvesashighlyindependententities（实体）.Whenlookingatscenes,Westernerstendtofocusmoreoncentralobjectsthanontheirsurroundings.EastAsiancultures,however,emphasizeinter-dependence.WhenEasternerslookatascene,theytendtofocusonsurroundingsaswellastheobject.Usinganexperimentinvolvingtwotasks,DrHeddenaskedsubjectstolookatalinesimplytoestimateitslength,ataskthatisplayedtoAmericanstrengths.Inanother,theyestimatedtheline’slengthrelativetothesizeofasquare,aneasiertaskfortheAsians.Thelevelofbrainactivity,bytrackingbloodflow,wasthenmeasuredbyBrainScanners.Theexperimentfoundthatalthoughtherewasnodifferenceinperformance,andthetaskswereveryeasy,thelevelsofactivityinthesubjects’brainsweredifferent.FortheAmericans,areaslinkedtoattentionlitupmore,whentheyworkedonthetasktheytendedtofindmoredifficult--estimatingtheline’ssizerelativetothesquare.FortheAsians,theattentionareaslitupmoreduringthehardertaskalso--estimatingtheline’slengthwithoutcomparingittothesquare.Thefindingsareareflectionofmorethantenyearsofpreviousexperimentalresearchintoeast-westdifferences.Inonestudy,forinstance,researchersofferedpeopleachoiceamongfivepens;fourredandonegreen.EasternersweremorelikelytochoosearedpenwhileWesternersweremorelikelytochoosethegreenone.Cultureisnotaffectinghowyouseetheworld,buthowyouchoosetounderstandandinternalize（使内化）it.Butsuchhabitscanbechanged.SomepsychologicalstudiessuggestthatwhenanEasternergoestotheWestorviceversa,habitsofthoughtandperceptionalsobegintochange.Suchresearchgivesuscluesonhowourbrainworksandishopefulforustodevelopprogramstoimproveourmemory,memorytechniquesandenhanceandaccelerateourlearningskills.Accordingtothepassage,Chinesepeoplearemostlikelyto .moreemphasizeindependentthinkingalwaysfocusmoreontheirsurroundingsfocusmoreonthecontextaswellastheobjectthinkofWesternersashighlyindependententitiesWeknowfromthepassagethatpeople’sbrainswillbemoreactivewhen .A.thetaskismucheasier B.thebloodflowistrackedC.peoplebegintochoosecolorsD.thetaskismoredifficultWhatdothefindingsoftheexperimentsmentionedinthepassageindicate?Theyindicatethatculturehasagreatimpactonthewaypeopletalkandbehave.TheyshowthatEasternersandWesternershavegreatdifferencesinperceivingtheworld.Theysuggestthatpeople’shabitsofthoughtandperceptioncanbechangedindifferentcultures.TheymakeitclearthatEasternersandWesternerslayemphasisondifferentthings.ItcanbeinferredfromthepassagethatEasternersprefercollectivismtoindividualismEastAsiancultureslaymoreemphasisonindependenceIttookovertenyearstofindouthowtoimproveourbrainpowerAmericanswillchangetheirhabitsofperceptionwhenthey’reinBritainSectionCDirections:Readthepassagecarefully.Fillineachblankwithapropersentencegiveninthebox.Eachsentencecanbeusedonlyonce.Notethattherearetwomoresentencesthanyouneed.A.Thegreatestadvantageofthetutorialsystemistheindividualattentionthatstudentsreceive.B.TutorialscanbeconsideredthebackboneofundergraduateteachingatOxford.Sometimes,thestudentmayleaveatutorialwithonlyareadinglistandthetitleofthenextessay.Tutorialscangreatlyenhancetheundergraduates'academicperformance.Thegreatestadvantageofthetutorialsystemisthevariouscurriculumsthatstudentsreceive.F.Inthemeantime,tutorialsarealsobeneficialfordevelopingstudents'skillsofcriticalanalysis.TheTutorialSystemofOxfordUniversityIntheUniversityofOxford,teachingisconductedprimarilythroughthetutorialsystem.Itisoneofthemostuniqueandwell-knownmethodsofteachingacrosstheworld.Theweeklytutorialconsistsofaone-hourmeetingbetweenthetutorandsmallnumbersofstudents(usuallytwotofour).Duringthistime,anessaypreparedspecificallyforthattutorialisreadbystudentsandcommenteduponbythetutor.Attheendofthetutorial,thetutorwillassignthetopicofstudyforthecomingweekandsuggestreadings.__67__Meanwhile,theyarealsocomplementedbydepartmentallectureswhichareconductedonauniversitywidebasis,labwork,andseminars(研讨会)oftenwithgroupsofperhaps10students.Tutorialshavegainedtheirreputationbecauseofthecloserelationshiptheymaintainbetweenthetutorandthestudent.Thetutorialsystemprovidesundergraduateswithdirectandinmostcasesweeklycontactwithtutorsintheiracademicfields.__68__Beforetheweeklytutorial,studentsarerequiredtoprepareanessayorotherworks,whichtheyreadorpresenttothetutor.Duringeachtutorial,studentsareexpectedtocommunicate,debate,analyzeandcritiquetheideasofothersaswellastheirowninconversationswiththeprofessorandfellow-students.Thetutorialsystemhasgreatvaluethatitcreateslearningandassessmentopportunitieswhicharehighlyauthentic（可靠的）anddifficulttofake,asthestudent’sworkisdiscussedonthespot.__69__ThecontrastbetweentutorialsandlargelecturescommonintheAmericanuniversitiesisobvious.InthetypicalAmericanuniversity,studentsaretaughtbythesamespecialists,inthesamemanner,andheldtothesamestandards.However,duringtutorials,studentshavetheopportunitytoexploretheirownideasdirectlywithexpertsinparticularsubjects.__70__Asaresult,studentsmustengageinextensiveindependentreadingandresearch,usingtheresourcesavailable,undertheguidanceofthetutor.IV.SummaryWritingDirections:Readthefollowingpassage.Summarizethemainideaandthemainpoint(s)ofthepassageinnomorethan60words.Useyourownwordsasfaraspossible.HowSafeIsYourBed?Doyouconsideryourbedasafeplaceofrestandcalm?Doyousinkintoamattress(床垫)afterahardday’sworkandfeeltensionandstressdrainawayasyourestyourwearyheadonasoftpillow?Well,youmightnotfeelsorelaxedifyouknewthattinypestswerehidingthere!Itseemsthatbedsmaynotbesuchagoodplaceforourhealthandhappiness theycouldactuallybemakingusill!Recentstudieshaveshownthatbacteria,fungianddustmites（螨虫）,somesmallerthanthediameterofahair,liveinourbedding.Whenwemovearoundinoursleep,wedisturbthemandtheyarebouncedupintotheair--whichwethenbreatheinaswesleep.AccordingtotheAmericanLungAssociation,fouroutoffivehouseholdsintheUnitedStatesnowhavehighlevelsofdustmites,althoughit’snotthemitesthemselvesthatcausetheproblems,buttheirdroppings.Theseare“highlyallergenic（致敏的）”accordingtoDrWilliamBerger,afellowwiththeAmericanAcademyofAllergy,AsthmaandImmunology.“Evenifyouaren'tallergic.・・theycanstillirritateyou,thewaypepperwouldifitblewintoyournoseandeyes.”BrendanBoor,AssistantProfessorofCivilEngineering,whocarriesoutbedrese