2022中考阅读理解热点话题练 专题48 安全守则（解析版）

试卷第=page11页，共=sectionpages33页2022中考阅读理解热点话题练专题48安全守则Passage1（2020·湖南永州·中考真题）Theproperwaystosavethedrowning(溺水)student.Dos·Shoutloudlyandaskadultsforhelp.Atthesametime,dial110.·Findtheobjectswhichcanfloatsuchaswoodandbagsfilledwithemptyplasticbottlesandthrowthemtohimorher.·Lookforbranchesandbamboopolesandreachforhimorher,butlowerthebodytomakesurenottobepulledintothewater.Don’ts·Don'tjumpintothewaterforrescue(营救).·Don'ttrytosavehimorherhandinhand.Thetimeduringwhichthedrowningoftenhappens·Afterschoolintheafternoon.·Onweekends.·Onholidays.·Onsummervacation.Thepossiblecauses·Playnearthewaterorpickupthingsfromthewater.·Swiminapoolorriverwithoutadults.·Swimingroupsonahotday.1．WhichofthefollowingisRightforthedrowning?A．Trytosavethedrowningstudenthandinhand. B．Jumpintothewaterforrescue.C．Shoutloudlyandaskadultsforhelp.2．Whendoesthedrowningoftenhappen?A．Onweekendsorholidays. B．Afterschoolinthemorning.C．Onwintervacation.3．What'sthepossiblecauseofthedrowning?A．Pickingupthingsintheyard. B．Swimmingwithadults.C．Playingnearthewater.Passage2（2018·辽宁本溪·中考真题）ThelastMondayinMarchisanimportantdayinChina.Itisadayforschoolsafetyeducation.Thisyear,thedayfallsonMarch25.Ithelpsstudentslearnmoreaboutsafetyandmakesuretheyaresafe.Whataresomeaccidentsatschool?Howcanyoukeepyourselfsafe?Takealook!Themainaccidentsatschoolarestampedes(踩踏),earthquakesandfires.Astampedealwayshappensincrowdedplaces.Whenstudentsaroundyoubegintopush,standthereandtrytoholdontosomething.Ifyoufalldowninthecrowd,putyourhandsaroundyourhead.Movetooneside,andbend(弯)yourbodyandlegs.Earthquakeshappenallovertheworld.Whenyoufeeleverythingismoving,quicklygetunderadeskandholdon,accordingtoChinaEarthquakeAdministration(地震局).Ifyouareoutdoors,findaplaceawayfrombuildings,trees,andpowerlines(电线).Whenthere’safire,leavetheclassroomquickly.It’sbettertoputsomethingwetoveryourmouthandnose.Thisway,youwon’tbreatheinsmoke.Manypeopledieinafire,notbecauseofthefire,butsmoke.Itmakesthemcoughandtheycan’tbreathe.That’sverydangerous!Sowhenyouwanttogetout,youshouldmakeyourselflowertothefloor.Thenyoucanbreathesomefreshair.4．Thisyear,schoolsafetyeducationfallson________.A．March5 B．March15 C．March20 D．March255．Studentscanlearnabout_________ontheday.A．schoolsafety B．trafficaccidents C．forestfires D．familyrules6．Inastampede,ifyoufalldowninacrowdyoumightbehave(行为)inthisorder(顺序):①putyourhandsaroundyourhead②bendyourbodyandlegs③movetoonesideA．①--②--③ B．①--③--② C．②--③--① D．③--②--①7．Whenearthquakeshappen,weshould________.A．quicklygetunderadeskandholdon B．begintopushC．putsomethingwetovermouth D．findaplacenearbuildingsandtrees8．Wecanlearnfromthelastparagraph(段落)that________.A．don’tpushwhenthereisafireB．accidentssometimeshappeninschoolsC．smokeisalsoverydangerousinafireD．youshouldtakealookfirstinfirePassage3（2020·江苏·常熟市第一中学二模）Itseemsfooddeliverymen(送货员)arealwaysinahurry.Theywearblue,redoryellowhelmetsandmanyofthemdon’tfollowtrafficrules.Theydriveonthewrongsideoftheroadandrunredlights.Theyusemobilephoneswhiledriving.Thesereckless(鲁莽的)behaviorshavecaughtthepublic’sattention.Inthefirsthalfof2017,fooddeliverymenhad76trafficaccidentsinShanghai,accordingtoShanghaiPublicSecurityBureau.Thatmeanseverytwoandahalfdays,afooddeliverymanwilldieorgethurtontheroad.Whatmakesdeliverymentakesuchrisks?Thestrictrulesofthefooddeliveryservicecompaniesandtheanxious(焦急的)customersmaybetheanswer.Manycompanieswillfineadeliverymanupto2,000yuan,ifhefailstodeliveranorderontime,reportedChinaDaily.Finesalsogotothosewhogetbadreviewsfromcustomers.Tosolvetheproblem,fooddeliveryservicecompaniesneedtoimprovetheirincentivesystems(激励制度),notedCRIOnline.Somecitiesarealsotakingaction.Shanghaihasaskedcompaniestotraintheirdeliverymenontrafficrulesandsafety.NowinShenzhen,ifadeliverymangetscaughtbreakingtrafficrulesmorethantwice,thenhewillbebannedfromdrivingfoodservicedeliveryvehicles(交通工具)forawholeyear.9．HowmanytrafficaccidentsdidfooddeliverymeninShanghaicauseinthefirsthalfof2017?A．76. B．38. C．152. D．2,000.10．WhichofthefollowingstatementsisTRUEaccordingtothepassage?A．It’sapitythatallfooddeliverymendon’tfollowtrafficrules.B．Ifadeliverymancan’tdeliveranorderontime,hewillbefinedupto200yuan.C．Itmattersalottoadeliverymanifhegetsbadreviewsfromcustomers.D．Thedeliverymanisn’tallowedtosendfoodforawholeyearifhebreakstrafficrulesmorethantwice.11．Whatisthemainideaofthelastparagraph?A．Companiesareimprovingtheirreviewsystems.B．Somecitiesareworkingtoimprovethesituation.C．Todrivesafely,fooddeliverymenwillobeymoretrafficrules.D．Fooddeliverymencannotdriveonimportantroadsinthefuture.Passage4（2021·广东·中山大学附属中学一模）LabSafetyRulesSciencelabsoffergreatopportunitiesforlearning,teaching,andresearch.Theyalsoposehazardsthatrequirepropersafetyprecautions.Staysafewhenconductingyourlabsbyfollowingtheseguidelines.DressappropriatelyTiebacklonghair,andwearsuitablegloves,googles,andotherprotectiveequipment.PropersupervisionDon’tperformlabexperimentswithoutinstructorsupervision(unlessgivenpermissiontodoso).Knowlocationofemergencynumbers&safetyequipmentKnowthelocationofsafetyequipmentandemergencyphonenumbers(suchaspoisoncontrol)soyoucanaccessthemquicklyifnecessary.NofoodDon’teatordrinkinthelabandnevertastechemicals.IDhazardsIdentifyhazardousmaterialsbeforebeginninglabs.BeattentiveBeattentivewhileinthelab.Don’tleavelitBunsenburnersunattendedorleaveanexperimentinprogress.BecarefulwhenhandlinghotglasswareTurnoffallheatingapplianceswhennotinuse.Keepflammableobjectsawayfromyourworkspace.KeepacleanworkspaceDon’tobstructworkareas,floors,orexits.Keepcoats,bagsandotherpersonalitemsstoredindesignatedareasawayfromthelab.Don’tblocksinkdrainswithdebris.HandleglasswarecarefullyProperlydisposeofanythingthatbreaks.Reportcuts,spillsandbrokenglasstoyourinstructorimmediately.CleanupAftercompletingthelab,carefullycleanyourworkspaceandtheequipment,andwashyourhands.Howmanysafetyrulesarementionedinthepassage?A．12. B．11. C．10. D．9.13．Whenyouareinthelab,youshould_______.A．leaveyourbagsandcoatsonthedeskB．telltheteacherifglassisbrokeninthelabC．conducttheexperimentswithoutaninstructor D．leavethelabatonceafterfinishingtheexperiment14．Whichofthefollowingcanbestdescribethepassage?A．Adiary. B．Areport. C．Anadvertisement. D．Aninstruction.Passage5（2021·广西凤山·一模）Summerishere.Oneofthebestwaystocooloffonahotsummerdayistojumpintoaswimmingpool.Swimmingisgreatexercise,andatriptoapoolorbeachisagoodwaytohavefunwithfriends.Butswimmingcanalsobedangerous,soit’simportanttostaysafeasyoudoit.Hereareafewthingsyoucandotoswimsafely.Swimonlyinareassetforswimming.Don’tswimunlessthereisalifeguard(救生员)onduty.Ifyou’reonabeachneartheocean,thisisespeciallyimportant.Insomeplaces,fastcurrents(急流)cansweepswimmersawaywithoutwarning.Soifasignsays“Noswimming”,pleasetakecare.Becarefulwhendiving(跳水)intothewaterheadfirst.Mostpoolshavedeependswheredivingissafe.Innaturalwater,don’tdiveunlessyouknowthatthewaterisdeepenough.Oryoucouldhityourheadonthebottom.Makesureyouhaveapartnerwithyou.Nobodyknowswhatwillhappenwhileyouareswimming.lfsomethinggoeswrong,youcangethelpfromthatpersonassoonaspossible.Inthissituation,afewsecondscanmakeabigdifference.Paycloseattentiontochildren’ssafety.Kidswhodon’tknowhowtoswimshouldwearlifejackets.Butbythemselvestheyarenotenough,soanadultshouldalwaysbepresent.Ifyouhaveapoolathome,putafence(围栏)arounditincasechildrenfallin.Andifachilddisappears,checkthepoolfirst.15．Ifyou’reswimmingonabeachneartheocean,________isespeciallyimportant.A．asign B．apartner C．alifeguard D．alifejacket16．Fromthepassageweknowwecandivein________.A．thedeependofapool B．anywhereofapoolC．anywhereofthenaturalwater D．anywhereofthesea17．Whileswimmingifsomethinggoeswrong,youcangethelpfrom________assoonaspossible.A．astranger B．yourparents C．yourteacher D．yourpartner18．Fromthelastparagraphweknow________.A．kidsoftenfallinthepoolsathomeB．kidsshouldgoswimmingwithadultsC．it’ssafeforkidstoswiminthepoolathomeD．kidswhodon’tknowhowtoswimcangoswimmingbythemselveswithalifejacket19．Themainideaofthepassageis________.A．howtoswimsafely B．howtoswimwellC．wheretospendthehotsummer D．wheretohavefunwithfriendsPassage6（2021·山东·巨野县教学研究中心二模）Do’sanddon’tsoffiresafetyDo1.Placeasmokealarmoneveryfloorofyourhome.2.Halfofallhousefiredeathshappenbetween11p.m.and7a.m.Staysafebyplacingsmokealarmsoutsideofeverybedroomandeachseparatesleepingarea.3.Ensure(确保)youreyeglasses,hearingaid,cane(拐杖)orwheelchairarenexttoyourbedincaseyouneedtoquicklygetthem.4.Makeafireescape(逃跑)planthatincludestwowaysoutofeveryroom.Don’t1.Forgettotestyoursmokealarmseverymonth.2.Theriskofdyinginahousefireiscutinhalfinhomeswithworkingsmokealarms.Ifyouralarmdoesn’tsoundwhentested,it’stimetoreplaceit.3.Sleepinsuchawaythatyouwon’tbeabletohearthefirealarm.4.Ifyoutestthealarmandcan’thearit,considergettingastrobelight(闪光灯)thatwillflashorabedshakerthatwillshakewhenthesmokealarmsounds.Call119untilyou’resafelyoutsideandoutofdanger.Duringafire,getoutasfastasyoucanandthencallforhelp.20．Ifyourhousecatchesfire,youmust________.A．getoutofyourhousefirst B．checkyoursmokealarms C．call119first,thengetoutofyourhouse21．Youshouldtestyoursmoke________.A．everyweek B．everymonth C．everytwoweeks22．WhichofthefollowingisTRUE,accordingtothematerial?A．Yourhomemusthavesmokealarms.B．Youshouldsleepwithyourglasseson.C．Eachroomshouldjusthaveonewaytoescape.（2021·江苏扬州·一模）Parentsmaythinkthey’resmartaboutwheretheystoremedicines，buttheirkidsaresmarter.Nearly60,000youngchildrenarerushedtothehospitaleveryyearaftergettingintomedicinesnotmeantforthem，accordingtoanewreportfromSafeKidsWorldwide.Thereportfindslittleconnectionbetweenwhatparentsknowaboutstoringmedicinessafelyandwhattheyactuallydo.9outof10parentsknowthatmedicinesshouldbestoredupandawayandoutofreachandsight，but7outof10ofthemadmitnotdoingthat.Theyleavemedicinesoutonkitchencounters，sinksandsofas，believingbabiesandtoddlers(学步的儿童)aren’ttallenoughorstrongenoughtoreachthem.Unfortunately,theyprobablycan.Childrenasyoungasamonthhaveendedupinanemergencydepartmentbecausetheyhavebeenpoisonedbygettingintoamedicinethatwasleftwithinreach.Mostpoisoningsrelatedtomedicines—particularlyamongbabiesandtoddlers—occurwithintheirhome.Kidsdeveloprapidlyandtheywanttoexploretheirenvironment.Atcertainagestheyhavealotofactivitiesusingtheirhandsandmouths,andsoit’sverycommonforthemtoexploretheirenvironmentandthentrytotastewhattheyfind.ThenewSafeKidsWorldwidereportincludesasurveyof2,000parentswithchildrenunderage6.Whilethenumberofchildrenvisitinganemergencydepartmentforaccidentalpoisoningshasdeclinedsincethe2010maximum，thedeclinehasslowedinrecentyears.Prescriptionandover-the-countermedicinescausethemostseverepoisonings，butvitaminsandsupplements(补给品)canalsocauseproblems.Therearestepsfamiliescantaketolowertheriskforanaccidentalmedicinepoisoning23．Whyarechildrenpoisonedaccordingtothetext?A．Someofthemedicinesathometastenice. B．Thereissomethingpoisonousinmedicines.C．Kidshaveeasyaccesstomedicinesathome. D．Kidsarecurioustoexploretheenvironment.24．Whatdoestheunderlinedword“emergency”mean?A．危险的 B．紧急的 C．悲惨的 D．困难的25．Whydosomeparentsstoreupandawaythemedicineandoutofchildren’sreachandsight?A．Becausetheythinkthey’resmartaboutwheretheystoremedicine.B．Becausetheydon’thaveenoughtimetodothis.C．Becausetheybelievethattheirchildrenwon’ttrytoreachthemedicine.D．Becausetheydon’tthinktheirchildrenarestrongenoughtoreachthemedicine.26．Whatcouldbethebesttitleforthetext?A．Parents’CasualBehaviorLeadstoKidsPoisonedB．Putthemedicinesoutofyourchildren’sreachC．Nearly60,000ChildrenArePoisonedbyMedicinesD．KidsAreFacingtheRiskofBeingPoisonedatHomePassage7（2021·江苏铜山·一模）Whatshouldyoudoifthereisafireatschool?Doyouknowhowtoprotectyourselfinalargecrowd?Everyyearsince1996,onthelastMondayofthelastweekinMarch,theNationalDayofEducationontheSafetyofElementaryandMiddleSchoolStudentsisheld.ThisyearitfallsonMarch29.Itoffersusachancetolearnmoreaboutschoolsafety.A2020surveyfromPeople’sDailyshowsthattheworstaccidentsatschoolwerearesultofstampedes（踩踏）,firesandtraffic.Expertssuggestthatrightsafetymeasurescouldavoid80percentoftheseaccidents,ChinaEducationDailyreported.Whenfacinganaccident,thefirstandmostimportantruleistostaycalm.Butdifferentaccidentsmeandifferentwaysofdealingwiththem.Astampedehappensinaplacewherealargecrowdisgathered.Whenstudentsaroundyoubegintopush,standstillandtrytoholdontosomething,orstayinacorneruntilthecrowdleaves.Ifyoufalldowninamovingcrowd,coveryourheadwithbothhands.Leantooneside,curlyourbodyandbendyourlegs.Whenthere’safire,youcan’tgetoutsidebystairs.Youcangettothefireescapethroughafireexitdoororawindow.Staycalmandfollowteachers’instructions.Leavetheclassroomanduseapieceofclothtocoveryourmouthandnosesothatyoudon’tbreatheinsmoke.Ifyoutakeaschoolbusonyourwayhomeortoschool,remembertowearyourseatbeltanddon’twalkaroundwhenthebusismoving.Ifyouwalktoschoolorgobybike,followtrafficrules.Waitforthegreentrafficlight,andlookleftandrightforcarsbeforeyoucrosstheroad.27．Whatdoexpertssuggesttoavoidschoolaccidents?A．Followingtheteachers’instructions. B．Stoppingthestudentsrunningandplaying.C．Teachingstudentsrightsafetymeasures. D．Holdingasafetymeetingeveryyear.28．Whenthere’safire,youshoulddothefollowingthingsEXCEPT________.A．useapieceofclothtocoveryourmouthandnose B．staycalmandfollowteachers’instructionsC．getoutsidebystairs D．gettothefireescapethroughafireexitdoor29．Whatisthepassagemainlyabout?A．Howtodealwithschoolsafetyaccidents. B．Whyschoolsafetyisimportant.C．Neverbeafraidduringafire. D．Introducetheresultsofanewsurvey.Passage8（2021·河北·模拟预测）Everyonegetssickofhearing.“Putonyourseatbelt!”Butit’sgoodadvice.Peoplewhowearseatbeltsare45percentlesslikelytobekilledwhileridinginthefrontseatofacar.TheUSgovernmentwantsmoreseatbeltlaws.Itsayschildrenaged4to15areoftenkilledincaraccidents.In2005,therewere1,627childrenaged4to15killedincaraccidents.Morethan1,000ofthosechildrenwerenotwearingseatbelts.Iftheyhadbeenwearingseatbelts,500ofthosechildrencouldbealivetoday.Thesechildrenaretoooldtobeincarseats,buttheyoftensitinthebackseat.Seatbeltlawsinmanystates,includingWisconsin,onlyrequirepeopleinthefrontseattowearseatbelts.Childrenwhoaren’twearingseatbeltscanbethrownfromthecar.Theriskofdyinginanaccidentisthreetimesgreaterifthepersonisthrownfromthecar.Newlawscouldrequirechildrenaged4to8tobeinboosterseatsinthecar.Boosterseatshelpseatbeltsfitchildrenproperly.Rightnow,only5percentofchildrenaged4to8areseatedinboosterseats(儿童座椅).Whileparentshavethechoiceofwhetherwearingseatbeltsornot,childrenaretooyoungtomakethatchoice.Evenifyoudecidenottowearaseatbelt,makesureyourchildrenareinseatbeltsandcarseats.It’sthelawanditwillsavetheirlives.30．Theunderlinedsentence“Everyonegetssickofhearing”inthefirstparagraphmeans“________”.A．thereissomethingwrongwitheveryone’searsB．allpeoplefallillwhentheyhearsomethingC．manypeopledon’tpayattentiontowearingseatbeltsD．noneofthepeopleknowsitisapieceofgoodadvice31．Morethantwo-thirdof1,627childrenwerekilledbecause________.A．theyweren’tusingseatbeltsB．theyweretoocarefulwhentheywalkedontheroadC．theywerenotoldenoughtositinthecarD．theyworeseatbelts32．Youmustgetyourchildrentoputonseatbeltsinorderto________.A．keepthemcomfortableinthecarseatB．keepthemsafeC．keepthemawakeinthecarallthetimeD．preventallkindsoftrafficaccidents33．Whatwouldbethebesttitleofthispassage?________A．ChildrenShouldPutonSeatBeltsB．TooManyTrafficAccidentsHappenedRecentlyC．TrafficLawsAreVeryImportantD．ParentsAreImportanttoChildren答案第=page11页，共=sectionpages22页参考答案：1．C2．A3．C【解析】【分析】文章大意：本文主要讲了救助溺水儿童的适当方法、经常发生溺水的时间和可能的原因。1．细节理解题。根据表格中的Dos中"Shoutloudlyandaskadultsforhelp."可知有人溺水时要大声呼喊，向大人求助，C项正确；而AB两项都在Don'ts这一项中，是不应该做的。故选C。2．细节理解题。根据表格中“Thetimeduringwhichthedrowningoftenhappens·Afterschoolintheafternoon.·Onweekends.·Onholidays.·Onsummervacation.”可知周末或节假日是经常发生溺水的时间。故选A。3．细节理解题。根据表格中“Thepossiblecauses·Playnearthewaterorpickupthingsfromthewater.”可知在水边玩耍是可能造成溺水的原因。故选C。4．D5．A6．B7．A8．C【解析】【分析】短文大意：本文主要讲述了学校安全教育相关的问题，包括踩踏，地震和火灾发生时，应该采取的措施，以确保安全或者把损失降到最低。4．细节理解题。题干句意：Thisyear,schoolsafetyeducationfallson________今年_____，学校安全教育落下帷幕。选项分析：A.March5三月5日。B.March15三月15日。C.March20三月20日。D.March25三月25日。结合原文信息，依据文中开头Thisyear,thedayfallsonMarch25.Ithelpsstudentslearnmoreaboutsafetyandmakesuretheyaresafe.今年，这一天是3月25日。它帮助学生学习更多关于安全的知识，确保他们是安全的。可知选D。5．细节理解题。题干句意：studentscanlearnabout_________ontheday.学生可以在这一天学习______。选项分析：A.schoolsafety学校安全。B.trafficaccidents交通事故。C.forestfires森林火灾。D.familyrules家规。结合原文信息，依据文中Ithelpsstudentslearnmoreaboutsafetyandmakesuretheyaresafe.Whataresomeaccidentsatschool?Howcanyoukeepyourselfsafe?Takealook，它帮助学生学习更多关于安全的知识，确保他们是安全的。学校里有哪些事故?你怎么能保证自己的安全?看一看，可知选A。6．细节理解题。题干句意：Inastampede,ifyoufalldowninacrowdyoumightbehave(行为)inthisorder(顺序):在踩踏事件,如果你跌倒在人群中你可能的行为按此顺序:选项分析：①putyourhandsaroundyourhead把手放在头上。②bendyourbodyandlegs弯曲你的身体和腿。③movetooneside移到一边去。结合原文信息，依据文中第三段Ifyoufalldowninthecrowd,putyourhandsaroundyourhead.Movetooneside,andbend(弯)yourbodyandlegs.如果你在人群中摔倒了，用手抱头，搬到一边,弯头(弯)你的身体和腿。可知正确顺序是①--③--②，故选B。7．细节理解题。题干句意：Whenearthquakeshappen,weshould________.当地震发生时，我们应该________。选项分析：A.quicklygetunderadeskandholdon赶快躲到桌子底下，等一下。B.begintopush开始推。C.putsomethingwetovermouth把湿的东西放在嘴里。D.findaplacenearbuildingsandtrees找一个靠近建筑物和树木的地方。结合原文信息，依据文中倒数第二段Earthquakeshappenallovertheworld.Whenyoufeeleverythingismoving,quicklygetunderadeskandholdon,accordingtoChinaEarthquakeAdministration(地震局).世界各地都发生地震。据中国地震局的说法，当你感觉一切都在移动,那就快速躲着桌子下，然后等一会。可知选A。8．细节理解题。题干句意：Wecanlearnfromthelastparagraph(段落)that________.我们可以从最后一段_______。选项分析：A.don’tpushwhenthereisafire发生火灾时不要推。B.accidentssometimeshappeninschools事故有时发生在学校。C.smokeisalsoverydangerousinafire烟雾在火灾中也是非常危险的。D.youshouldtakealookfirstinfire你应该先看看火。结合原文信息，依据文中最后一段Manypeopledieinafire,notbecauseofthefire,butsmoke.Itmakesthemcoughandtheycantbreathe.Thatsverydangerous!许多人死于火灾，不是因为火灾，而是烟雾。它使他们咳嗽，不能呼吸。那太危险了!可知选C。9．A10．C11．B【解析】【分析】本文主要讲述了很多送餐员不遵守交通规则，造成了很多交通事故，文章分析了背后的原因以及解决方法。9．细节理解题。根据“Inthefirsthalfof2017,fooddeliverymenhad76trafficaccidentsinShanghai”可知2017年上半年送餐员在上海造成交通事故76起。故选A。10．细节理解题。根据“Manycompanieswillfineadeliverymanupto2,000yuan,ifhefailstodeliveranorderontime,reportedChinaDaily.Finesalsogotothosewhogetbadreviewsfromcustomers”可知如果送餐员收到差评，会被罚款，会对送餐员有很大的影响。故选项C表述正确。故选C。11．段落大意题。根据“Somecitiesarealsotakingaction…”以及本段内容可知，本段主要介绍了一些城市正采取措施改善这种情况。故选B。12．C13．B14．D【解析】【分析】本文介绍了实验室安全规则。12．细节理解题。根据“Dressappropriately；Propersupervision；Knowlocationofemergencynumbers&safetyequipment；Nofood；IDhazards；Beattentive；Becarefulwhenhandlinghotglassware；Keepacleanworkspace；Handleglasswarecarefully；Cleanup”可知，一共提出了十条建议。故选C。13．细节理解题。根据“Properlydisposeofanythingthatbreaks.Reportcuts,spillsandbrokenglasstoyourinstructorimmediately.”可知，当你在实验室里时，你应该告诉老师实验室里的玻璃是否坏了。故选B。14．推理判断题。根据“LabSafetyRules”及下文的介绍可知，本文介绍了实验室安全规则。应该是操作指南。故选D。15．C16．A17．D18．B19．A【解析】【分析】本文是一篇说明文，主要介绍了4种安全游泳的方法。15．细节理解题。根据第2段“Don’tswimunlessthereisalifeguard(救生员)onduty.Ifyou’reonabeachneartheocean,thisisespeciallyimportant.”可知，当你在海边游泳时，救生员是尤其重要的。故选C。16．细节理解题。根据第3段“Mostpoolshavedeependswheredivingissafe.”可知，我们可以在游泳池的深水区游泳，那里是安全的。故选A。17．细节理解题。根据第4段的小标题“Make