北京市海淀区2021-2022学年高一上学期英语期末试题

第=page22页，共=sectionpages22页第=page11页，共=sectionpages11页北京市海淀区2021-2022学年高一上学期英语期末试题一、完形填空Haveyoueverhadascienceclassthatyoulookforwardto?Itdoesn’thappenoften．ButwhenyouhaveateacherlikeMrsBrown,it’smorethanascienceclass．It’sascienceclasswhere1．iseasyandfun．Wedon’thavetoburyourselvesinahugetextbookorlistentoateacherlectureaboutsomethingwedon’tcareabout．MyexperiencewithMrsBrowndidn’tstartwithmyscienceclass,butwithherasmytutor(个别辅导教师)．Iwasalwaysa2．readerandwasn’tgettinganybetter．MyparentstoldmeIneededtobetutored．Onedayafterschool,Iwentintothelibrarywithmymomformy3．tutoringtime．Ihadnoideawhowastutoringme．Mymompracticallydraggedmeintothelibrary．Thefirstthingthatwedidwasplayingagametogettoknoweachotherandgetridofour4．．Wedidn’tevenplayareadinggame．WealsowentaroundthelibraryandIgottopickoutabookIwantedtoread．Shedidn’tmakemereadaboringtextbookaboutsomethingIdidn’tcareabout．Ididn’tevenpickabook．Iselecteda5．aboutremotecontrolcars．I6tomyself,howbadcoulditbe?Igottoreadaboutremotecontrolcars．ShetoldmeeventhoughIwasreadingamagazine,Iwas7reading．Afterthefirstmagazine,shepickedoutabookshe8．Iwouldreadachapterandthenshewouldreadachaptertome．ThiswayIdidn’thavetoreadforlongperiodsoftime．AsIgotbetterand9atreading,Iwasabletoreadtwochaptersinthesameamountoftimeasitusedtotakemetoreadonechapter．10isoneofthemostimportantthingsinhighschoolandcollegetobesuccessful．Ifitwerenotforher,IwouldnotbethereaderIamtodayandIthankherforthat．1．A．learning B．writing C．testing D．listening2．A．serious B．regular C．careless D．weak3．A．favorite B．first C．dull D．long4．A．strangeness B．loneliness C．tiredness D．nervousness5．A．collection B．survey C．newspaper D．magazine6A．turned B．came C．smiled D．thought7A．just B．always C．still D．right8A．liked B．wrote C．bought D．closed9A．louder B．happier C．faster D．freer10A．Co-operating B．Reading C．Self-studying D．Speaking二、阅读理解WelcomingNewLifestylesHyggehasbeenpopularintheUKforoverayear．Itmeanstocreatearelaxedandcomfortablemood．Itcanbefeltbyrelaxingactivitieslikechattingwithfriends．Besides,hyggeisalsoaboutlearningtobehappywithsimplethings．Thisreallyresonated(共鸣)withme．Ifeelstressedathomebecausemysmallflatispackedwithmuchstuff．Idecidetothrowthethingsthatdon’tholdmemories．Doingthiswouldhelpmefeelhygge．Lastyear,lagom,aSwedishwordmeaning“justtherightamount”,becamepopular．Lagomisaboutseekingabalanceofworkandlife．It’salsoaboutlivingmoresustainably(可持续地)bysavingmoreenergy,creatinglesswasteandrecyclingmore．Nextyear,Iwon’thavetoreplacethingssooften．Plus,Ikeepthinkingaboutrecyclingandhopingtosaveasmuchmoneyaspossible．So,Icangetonboardwithlagom．ComingfromJapan,wabisabiisaboutfindingbeautyinimperfection．Wabireferstothefailingsintheproductionprocess,whichmakesanobjectspecial．Sabidescribesthebeautythatcomeswithage．Thetraditionofwabisabicanofferanewwaytoviewourhomes．IamaperfectionistandIkeepmyhometidy．Butnow,mygirlsputtheirtoyseverywhere．So,Ihavetoseethemessandaccepttheimperfections．IntheJapaneseconcept,ikigaimeans“areasonforbeing”,whichcanbringsatisfactionandmeaningtolife．Manypeoplebelieveikigaicanbefoundatwhatyouaregoodatandwhatyoulovedoing．Forme,itisblogging．ThisyearIcandomorewritingtasksthatinterestme．AndifInoticethethingsthatbringmenojoy,Icanstayawayfromtheminthefuture．Hopefully,thiswillhelpmetoleadamoremeaningfullife．11．Ifapersonwantstoenjoyasimplebuthappylife,whichlifestyleissuitable?A．Hygge． B．Lagom． C．Wabisabi． D．Ikigai．12．Tolivealifestyleofwabisabi,onehasto________．A．findbeautyinhisorherimperfectlifeB．achieveabalancebetweenworkandlifeC．behappyandfindoutthemeaningoflifeD．throwawaytheuselessandliveasimplelife13．Thispassageismostlikelytobereadina________．A．researchreport B．travelblogC．productadvertisement D．popularmagazineAlthoughgrowingupinapoorfamilyinpost-war1950s,GloriaStewartremembersherpoorbutkindheartedparentsalwayshadanextrasettingattheirtable,especiallyatChristmas．Thewarmthofhermumanddad’swelcomeforpoorguestsatthecoldesttimeoftheyearinspiredthe69-year-oldgrandmothertospreadherownseasonaljoy．“Mumanddadhadn’tevengotapenny,”recallsGloria．“Butitdidn’tmatter．They’dneverturndownanyhomelessonewhoknockedonthedoor．”“WhenIbecameamum,Itriedtomakethefestiveseasonasspecialaspossible．However,IoncemetanoldladywhowasspendingChristmasaloneinbed．Itbrokemyheart．”InDecember2007,GloriahostedthefirstHomeAlonelunchafteradvertisingtothepublicandreceivingdonations．Ittookaspecialpersonwithabigheartandanevenbiggertabletoinvite87lonelyoldpeopleforChristmas．HerHomeAloneeventhaslasteduptonow．EveryChristmas,Gloriawearshermostsparklydresstoservethetraditionalroasttoeverytableofhersmiling,gratefulguests,makingtimetospeaktoasmanyofthemaspossible．Afterherfirstlunch,GloriawasnicknamedMrs．Christmas．AndnowshehaswrittenabookaboutherextraordinarylifehelpingbringjoytotheelderlywhowouldnormallyspendChristmasalone．Shewroteinherbook,“WhenIwasachild,IhadfewfriendsandIwaslaughedatforbeingsopoor．SoIwasdeterminednooneelseshouldbearthelonelinessandhardshipIhadsuffered．”Havingbattledcancerthreetimes,GloriabecameevenmoredeterminedtomakesureChristmaswasnotcloudedbysadness．NowtheHomeAloneeventhasgrowntoservingturkeylunchtoover500happyguests．ThekindladyreceivedanawardfromSheffieldCityCouncilforhereffortsandwaspraisedbyformerPrimeMinisterDavidCameron．ButforGloria,therealprizecomesasshewatchesthesmileslightupthefacesofherlunchguests．Shesays,“Therereallyisnogreaterreward．Justforafewhourstheyescapetheirlonelinessandaresurroundedbylove．”14．Thefirsttwoparagraphsintendtotellus________．A．whyGloriahadasufferingchildhoodB．howGloria’sparentscelebratedChristmasC．whatmemoriesGloriahadaboutherparentsD．thatGloriawasinspiredbyherparents’kindact15．WhatmadeGloriasodetermined?A．Herdesireforsuccess． B．Herparents’will．C．Hertoughlifeexperiences． D．Herfriends’encouragement．16．Whichwouldbethebesttitleforthispassage?A．AHomeAloneEvent B．ABig-heartedGrandmotherC．ASpecialMemoryofChristmas D．ASharedChristmasDinnerAscollegesportscontinuetobehugelypopularandtheNationalCollegiateAthleticAssociation(NCAA)bringsinlargeamountsofmoney,peoplehaverestartedthedebateonwhethercollegeathletesshouldgetpaid．Supportersoftheideabelievethat,becausecollegeathletesarebringinginaudiences,theyshouldreceivesomesortofcompensation(补偿)．Infact,theNCAAbringsinabout$1billionincomeayear,butcollegeathletesdon’treceiveanyofthatmoneyintheformofapaycheck．Additionally,peoplewhobelievecollegeathletesshouldbepaidstatethatpayingcollegeathleteswillactuallyencouragethemtoremainincollegelongerandnotturnprofessionalsasquickly,eitherbygivingthemawaytobeginearningmoneyincollegeorrequiringthemtosignacontract(合同)sayingthey’llstayattheuniversityforacertainnumberofyearswhilemakinganagreed-uponsalary．Peoplewhoargueagainsttheideaofpayingcollegeathletesbelievethepracticecouldbedisastrousforcollegesports．Payingathleteswouldturncollegesportsintoabidding(竞拍)war,whereonlytherichestschoolscouldaffordtopathletes,andmostschoolswouldbeshutoutfromdevelopingatalentedteam．Itcouldalsoharmthecamaraderiewithinmanycollegeteamsifplayersbecomeunhappythatcertainteammatesaremakingmoremoneythantheyare．Thoseagainstpayingcollegeathletesalsobelievethattheathletesarereceivingenoughbenefitsalready．Thetopathletesreceivescholarshipsthatareworthtensofthousandsperyear．Theyreceivefreefoodandtextbooks,gettravelbonusesandfreeequipment,andcanusetheirtimeincollegeasawaytoattracttheattentionofprofessionalcoaches．Noothercollegestudentsreceiveanywherenearasmuchfromtheirschools．Whilebothsideshavegoodpoints,it’sclearthatthenegativesofpayingcollegeathletesfaroutweighthepositives．Collegeathleteshavebeencompensatedenough．Addingasalarywouldresultinacollegeathleticsystemwhereonlyafewathletesarepaidbysomeschoolswhoenterbiddingwarstosignthemup,whilemoststudentathleticsandcollegeathleticprogramssufferorevenshutdownforlackofmoney．Continuingtoofferthepresentbenefitstostudentathletesmakesitpossibleforasmanypeopletobenefitfromandenjoycollegesportsaspossible．17．ItcanbelearnedfromParagraph2thatcollegeathletes________．A．haveearnedwhattheyarepromisedB．tendtoservecollegelongerwhenpaidC．shouldsignacontracttomakeanagreed-uponsalaryD．prefertostayatuniversityratherthanturnprofessionals18．Theunderlinedword“camaraderie”inParagraph3issimilarto“________”．A．friendship B．competition C．spirit D．communication19．Peopleagainstpayingcollegeathletesbelieve________．A．schoolswouldbeunabletoafforditB．itcouldbeharmfultocollegesportsC．noothercollegestudentsreceivebenefitsD．studentswouldvaluepaymentsoverachievements20．Whatistheauthor’sattitudetowardspayingcollegeathletes?A．Uncertain． B．Satisfied． C．Unsupportive． D．Expectant．三、七选五TheyConsiderRatsLifesaversWhenpeopleheartheword“rat”,theymaythinkofdirtyanimalsthatspreaddiseases．AndifyouareanEnglishlearner,youmayalsoconnectthewordratwithbadexpressions．Forexample,callingsomeonearatisabiginsult(侮辱)and“ratrace”describesajoyless,hurriedwayofliving．21．However,therattrainersatthenonprofitorganization,APOPO,seetheseanimalsverydifferently．22．BasedinTanzania,APOPOtrainsakindofratstofindlandmines(地雷)．Andtheratswiththeirextraordinarysenseofsmellareverygoodatthejob．APOPOcallstheiranimalteamHeroRats．EllieCutrightisanAPOPOtrainerfromCharleston,SouthCarolina．TheresearchersharedherveryhighopinionsofratsinadiscussionwithVOA．23．“Everybodyshouldknowthattheseratsaren’tstupid．They’renotterribleanimals．They'rereallyintelligentandtheycanbetrainedtodosomeamazingthings．”Humanbeingshaveusedmetal-searchingdevicestodothisworkforyears．Butrats—itturnsout—doitbetter．Andtheyalsocostlessmoney．24．“Whentheratsareworkinginthefieldandtheyfindalandmine,theyscratch(挠)onthegroundandthat’showweknow．Weplacealittlemarkerthere,andthenwecangosafelytoremovethoselandminesandgetridofthem．”Oncetrained,theratscanworkinminefieldsinTanzaniaandothercountriesaroundtheworld．25．However,theystilldonotweighenoughtocausealandminetoexplode．Cutrightpraisestheimpactoftheirwork．“IthinktheworkthatAPOPOdoesisreallyimportantinkindofspreadingthewordthatratsarenotjustapest．Theyreallyareheroesandtheyshowuseverydaythattheyareworthyofthatname．”A．So,ratsgenerallyarenotbelovedanimalseitherinlifeorintheEnglishlanguage．B．Worldwidethereare110millionhiddenlandminesleftoverfromwars．C．Aratisananimalthatlookslikealargemousewithalongtail．D．Shewantseveryonetoknowhowusefultheseanimalsare．E．Thiskindofratsarelargecomparedtootherkindsofrats．F．Cutrightexplainshowthesearchprocess(过程)works．G．Theyconsiderrats“lifesavers”四、书面表达26.假设你是红星中学高一学生李华。你班即将为一月份过生日的同学举办集体庆祝活动。请你代表全班同学给外教MrBrown写一封英文邮件，邀请他参加。内容包括：1．告知活动信息；2．询问参加意向。注意：1．词数100左右；2．开头和结尾已给出，不计入总词数。DearMrBrown,______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours,LiHua五、语法填空阅读下列短文，根据短文内容填空。在未给提示词的空白处仅填写一个适当的单词，在给出提示词的空白处用括号内所给词的正确形式填空。WhiletheInternetcanbringpeopleclosertogether,itcanalsoharmfriendships．Talkingonlinethroughascreenmakesitharderforpeopletoconcentrateorshowfriendliness27．others．Asisknowntoall,importantsocialskillsaredevelopedthroughdirectcontactwithotherpeople．Besides,theInternet28．(make)peopleself-centred．Somepeopleareonlyconcernedwiththeironlinepopularity．Theypaytoomuchattentiontothenumberof“likes”orfollowers,29．wouldn’tcontributetomeaningfulrelationships．Additionally,duetolackofbasisoftrust,onlinerelationshipscanbeparticularly30．(danger)forpeoplewhoareeasilyinfluencedortootrusting．阅读下列短文，根据短文内容填空。在未给提示词的空白处仅填写一个适当的单词，在给出提示词的空白处用括号内所给词的正确形式填空。Alicestoodherehelplessbeforethisangryman．Therewasalotmoreshewouldliketohavesaid,31．sheknewitwasuseless．Sheturnedandwalkedoutofthestudy,feeling32．(disappoint)．“Iamgoingtodosomethingaboutthischild．”shetold33．(her),“AlthoughIdon’tknowwhatitwillbe,Ishallfindawaytohelpthechildintheend．”阅读下列短文，根据短文内容填空。在未给提示词的空白处仅填写一个适当的单词，在给出提示词的空白处用括号内所给词的正确形式填空。WhenIfirstheardabouttheimprovisation(即兴表演)classes,Iwasstressed．Asashygirl,Ifearedgettingonstage．However,IknewI34．(want)toworkasasciencecommunicatorafterfinishingmydegree,soitseemedliketheperfectopportunity35．(improve)myspeakingabilityandgainconfidencethinkingonmyfeet．Isignedupandknewthattheexperience36．(take)mewelloutsidemycomfortzone(舒适区)inthefuture．参考答案1-10【解析】1．考查动词词义辨析。句意：这是一门科学课，在这里学习既简单又有趣。A．learning学习；B．writing写，书写；C．testing测试；D．listening倾听。根据后文“Wedon’thavetoburyourselvesinahugetextbookorlistentoateacherlectureaboutsomethingwedon’tcareabout”(我们不必埋头于一本庞大的教科书中，也不必听老师讲一些我们不关心的事情)可知，此处是指在这门课上学习既简单又有趣。故选A。2．考查形容词词义辨析。句意：我的阅读能力一直很弱，一点也没有提高。A．serious严肃的；B．regular规律的；C．careless粗心的；D．weak不擅长，（能力）弱的。根据“wasn’tgettinganybetter”可知，此处是指阅读能力一直很弱。故选D。3．考查形容词词义辨析。句意：一天放学后，我和妈妈第一次去图书馆上家教课。A．favorite最喜欢的；B．first第一的；C．dull迟钝的；D．long长的。根据“Ihadnoideawhowastutoringme”(我不知道是谁教我)可知，这是第一次家教课。故选B。4．考查名词词义辨析。句意：我们做的第一件事就是玩一个游戏来了解彼此，消除我们的紧张情绪。A．strangeness陌生；B．loneliness孤独，寂寞；C．tiredness疲劳；D．nervousness紧张。根据“playingagametogettoknoweachother”可知，此处是指两人第一次见面有些紧张尴尬，所以玩一个游戏来熟悉彼此。故选D。5．考查名词词义辨析。句意：我选了一本关于遥控汽车的杂志。A．collection收集；B．survey调查；C．newspaper报纸；D．magazine杂志。根据后文“ShetoldmeeventhoughIwasreadingamagazine”(她告诉我，尽管我在阅读杂志)可知，此处是指挑了一本杂志。故选D。6考查动词词义辨析。句意：我心想，这会有多糟糕？A．turned转动；B．came来到；C．smiled微笑；D．thought思考。根据“howbadcoulditbe”可知，此处是指“我”心里想。故选D。7考查副词词义辨析。句意：她告诉我，即使我在阅读杂志，我还是在阅读。A．just只是；B．always总是；C．still还是；D．right恰好。根据“eventhoughIwasreadingamagazine”可知，此处是指“我”还是在阅读。故选C。8考查动词词义辨析。句意：读完第一本杂志后，她挑了一本她喜欢的书。A．liked喜欢；B．wrote写；C．bought购买；D．closed关闭。根据前文“WealsowentaroundthelibraryandIgottopickoutabookIwantedtoread”(我们还参观了图书馆，我挑选了一本我想读的书)可知，此处是指她在图书馆里挑了一本她喜欢的书。故选A。9考查形容词词义辨析。句意：随着我的阅读速度越来越快，我能够在过去阅读一章的时间内阅读两章。A．louder更大声的；B．happier更开心的；C．faster更快的；D．freer更自由的。根据“Iwasabletoreadtwochaptersinthesameamountoftimeasitusedtotakemetoreadonechapter”可知，此处是指阅读速度更快。故选C。10考查名词词义辨析。句意：阅读是高中和大学里取得成功最重要的事情之一。A．Co-operating合作；B．Reading阅读；C．Self-studying自学；D．Speaking演讲。根据后文“Ifitwerenotforher,IwouldnotbethereaderIamtodayandIthankherforthat”(如果没有她，我就不会成为今天的阅读者，我为此感谢她)可知，此处是指阅读是高中和大学里取得成功最重要的事情之一。故选B。【答案】1．A2．D3．B4．D5．D6D7C8A9C10B11-13【解析】11．细节理解题。根据第一段第四句“Besides,hyggeisalsoaboutlearningtobehappywithsimplethings．(此外，hygge也是关于学会对简单的事情感到快乐的生活方式)”可知，如果一个人想要享受简单而快乐的生活，Hygge这种生活方式会适合他。故选A。12．细节理解题。根据第三段第一句“ComingfromJapan,wabisabiisaboutfindingbeautyinimperfection．(来自日本的wabisabi，致力于在不完美中寻找美)”可知，wabisabi这种生活方式需要在不完美的生活中发现美。故选A。13．推理判断题。文章主要介绍了四种不同的生活方式，根据标题“WelcomingNewLifestyles(迎接新的生活方式)”可知，这篇文章最有可能出现在流行杂志上。故选D。【答案】11．A12．A13．D14-16【解析】14．推理判断题。根据文章前两段的叙述及“Thewarmthofhermumanddad’swelcomeforpoorguestsatthecoldesttimeoftheyearinspiredthe69-year-oldgrandmothertospreadherownseasonaljoy．(在一年中最寒冷的时候，她的父母热情地欢迎贫穷的客人，这激发了这位69岁的祖母传播自己的节日喜悦)”可知，前两段主要告诉我们GloriaStewart的善举受到了她父母的启发。故选D。15．细节理解题。根据第六段第二句“SoIwasdeterminednooneelseshouldbearthelonelinessandhardshipIhadsuffered．(因此，我下定决心，任何人都不应忍受我所遭受的孤独和苦难)”和第三句“Havingbattledcancerthreetimes,GloriabecameevenmoredeterminedtomakesureChristmaswasnotcloudedbysadness．(Gloria曾三次与癌症作斗争，她更加下定决心确保圣诞节不会被悲伤笼罩)”可知，Gloria艰苦的生活经历使得她如此坚定。故选C。16．主旨大意题。本文主要讲述的是Gloria自2007年以来，每年都会为独自过节的老人组织HomeAloneevent，大家聚在一起用餐。根据“HerHomeAloneeventhaslasteduptonow．(她的HomeAloneevent活动一直持续到现在)”及“NowtheHomeAloneeventhasgrowntoservingturkeylunchtoover500happyguests．(现在，HomeAloneevent活动已经发展到为500多名幸福的客人提供火鸡午餐)”中反复出现的“HomeAloneevent”可知，“AHomeAloneEvent”适合作本文的标题。故选A。【答案】14．D15．C16．A17-20【解析】17．推理判断题。根据第二段“Additionally,peoplewhobelievecollegeathletesshouldbepaidstatethatpayingcollegeathleteswillactuallyencouragethemtoremainincollegelongerandnotturnprofessionalsasquickly,(此外，那些认为应该给大学运动员发工资的人表示，给大学运动员发工资实际上会鼓励他们在大学呆得更久，而不是更快地成为专业人士)”可知，大学运动员被给予报酬后，可能倾向于继续在大学服务。故选B。18．词句猜测题。根据第三段最后一句中的“ifplayersbecomeunhappythatcertainteammatesaremakingmoremoneythantheyare．(如果球员对某些队友赚的钱比他们多而感到不高兴)”可推知，当队友之间因为收入不同而产生不愉快时，就会影响到团队之间的团结和友谊，由此可猜测“harmthecamaraderie”中的“camaraderie”与“friendship”同义，表示“友情；同事情谊”。故选A。19．细节理解题。根据第三段第一句“Peoplewhoargueagainsttheideaofpayingcollegeathletesbelievethepracticecouldbedisastrousforcollegesports．(反对向大学运动员付费的人认为这种做法可能会给大学体育带来灾难)”可知，持反对意见的人们认为给大学运动员支付薪酬会对大学体育造成损害。故选B。20．推理判断题。根据最后一段第一句“Whilebothsideshavegoodpoints,it’sclearthatthenegativesofpayingcollegeathletesfaroutweighthepositives．(尽管双方都有各自的道理，但显然，给大学运动员发工资的负面影响远远大于正面影响)”可知，作者认为负面影响大于正面影响，也就是说作者不支持给大学运动员发工资。故选C。【答案】17．B18．A19．B20．C21-25【解析】21．前文“Whenpeopleheartheword“rat”,theymaythinkofdirtyanimalsthatspreaddiseases．AndifyouareanEnglishlearner,youmayalsoconnectthewordratwithbadexpressions．(当人们听到“老鼠”这个词时，他们可能会想到传播疾病的肮脏动物。如果你是一个英语学习者，你也可能会把rat这个词和不好的表达联系起来)”介绍了rat在生活和语言中都有不好的名声，A项“So,ratsgenerallyarenotbelovedanimalseitherinlifeorintheEnglishlanguage．(因此，无论是在生活中还是在英语中，老鼠通常都不是受人喜爱的动物)”是对前文的总结。故选A。22．根据前文“However,therattrainersatthenonprofitorganization,APOPO,seetheseanimalsverydifferently．(然而，非营利组织APOPO的老鼠训练员对这些动物的看法却大不相同)”可知，APOPO的训练员们不认为老鼠是不好的动物，G项“Theyconsiderrats“lifesavers”(他们视老鼠为“救星”)”进一步阐述他们对老鼠的看法，承接上文。故选G。23．后文Cutright所说的话“Everybodyshouldknowthattheseratsaren’tstupid．They’renotterribleanimals．They'rereallyintelligentandtheycanbetrainedtodosomeamazingthings．(每个人都应该知道这些老鼠并不愚蠢。它们不是可怕的动物。它们真的很聪明，可以训练它们做一些令人惊奇的事情)”是对D项“Shewantseveryonetoknowhowusefultheseanimalsare．(她想让每个人都知道这些动物是多么有帮助)”的解释和延伸。故选D。24．根据后文“Whentheratsareworkinginthefieldandtheyfindalandmine,theyscratch(挠)onthegroundandthat’showweknow．Weplacealittlemarkerthere,andthenwecangosafelytoremovethoselandminesandgetridofthem．(当老鼠在野外工作时，它们发现了地雷，就会在地上抓挠，这样我们就知道了。我们在那里放置一个小标记，然后就可以安全地