2024年山东省潍坊市英语七下期末学业质量监测试题含答案

2024年山东省潍坊市英语七下期末学业质量监测试题满分120分，时间90分钟一、完形填空(10分)1、Doyouknowwhales(鲸)?Whalesareseaanimals.They___1___verybigfish.Butwhalesaredifferentfromfishbecause___2___babiesstaywiththeirmothersand___3___theirmother’smilkforayearormore.Whalesare___4___differentfromfishbecausetheyhavetoswimuptothetop(顶端)ofthe___5___totakeairinevery15or40___6___.There___7___twodifferentkindsofwhales:whaleswithnoteethandwhaleswithteeth.___8___whaleistheBlueWhale.BlueWhales___9___haveteeth.Theyareverybiganimals,___10___theyonlyeatverysmallseaanimals.Thesesmallseaanimalsarecalled“krill”.Theother___11___ofwhaleisthedolphin.Dolphinshave___12___.Theyeatfishandliveinfamilygroups.Theyarefriendlyandlearnquickly,___13___peopleneverforgetthemwhentheyswimwithdolphins.Whalesalways___14___strangesongs(歌曲)underthewater.Thesesongsareveryloud(响亮的).Otherwhalescanhear___15___fromfaraway.1.A.comefrom B.looklike C.talkto D.knowabout2.A.our B.their C.its D.your3.A.like B.miss C.drink D.pick4.A.too B.right C.still D.also5.A.water B.snow C.zoo D.road6.A.minutes B.years C.months D.weeks7.A.am B.is C.are D.be8.A.Alotof B.Twokindsof C.Onekindof D.Asetof9.A.doesn’t B.don’t C.didn’t D.aren’t10.A.and B.or C.when D.but11.A.animal B.fish C.kind D.pair12.A.teeth B.feet C.legs D.ears13.A.if B.but C.so D.Because14.A.sings B.sing C.sang D.singing15.A.it B.him C.her D.them二、阅读理解（40分）2、Whenyoufirstvisitabigcity,maybeit’seasytoloseyourway.Butyoudon’tneedtoworryifyoureallygetlost.____1____Useamapapponyourphone.____2____Youcanuseane-map.Itcanshowyoutherightway.Usecar-hailingapps.SomecarhailingappslikeDiDiandUberarebecomingpopular.Yourphonehelpsyouagain.____3____Usuallythecarsarecleananddriversareveryfriendly.____4____Taxidriversusuallyknowmanyplaceswell.Sotheycanhelpyougetwhereyouwanttogo.Remembertoaskthetrafficpolicemanforhelp.____5____It’sagoodideatoaskthemforhelpwhenyougetlost.根据材料内容，从下面五个选项中选出能填入文中空缺处的最佳选项，使文章意思通顺、内容完整。A.Takeataxiifyouneed.B.Youdon’thavetobuyapapermap.C.Herearesomeideastohelpyoufindyourway.D.Youcancallacareasilyontheseappswithyourphone.E.Youcanalwaysfindtheminthestreetsespeciallyatthecrossing.3、五选五。根据短文内容，从短文后的选项中选出最佳选项。Today,Igotupearlyat5:50am.Ibrushedmyteeth,washedmyfaceanddidsomemorningexercises.Afterthat,IreadEnglishfor20minutes.____1____IlovelearningEnglishandIthinkitisinterestingandeasy.At7:00am,Ihadanegg,abowlofsoup,somevegetablesandthreepiecesofbreadforbreakfastinmyschool’scafeteria(餐厅).____2____ThenIhadnoodles,vegetablesandsomefruitforlunchwithmybestfriend.____3____Afterlunch,Itookabreakforhalfanhour.ThenIhadPE,musicandart.At6:00pm,Iwenthomeandhaddinnerwithmyparents.____4____AfterIfinisheddoingmyhomework,IwatchedTVfor4minutesandtookashower.____5____A.At9:4pm,Iwenttobed.B.It’smyfavoritesubject.C.Afterdinner,Ididmyhomework.D.Afterbreakfast,Ihadfourclassesfrom8:00amto12:00am.E.Ithinkvegetablesandfruitaregoodformyhealth.4、Itsoundseasytowriteapoem,butwhenonewantstocreate(创作)apoem,itbecomesdifficult.Thefollowingtipscanmakeiteasierforyoutocreateagoodpoem.Thesubject(主题)Thesubjectisthemostimportantpartofyourpoem.Whatareyoutryingtotellpeoplethroughyourpoem?Isitastory,anideaoranexperience?Aninterestingandhelpfulwayistowritedownthewords,phrasesorsentenceswhenyouarethinkingaboutthesubjectofyourpoem.Thefeelingpoemisnottobeusedtotellordinarythings.Forexample,weallknowthatthegrassisgreenandthebirdscanfly.Whatdoyouneedtotellinyourpoem?Yourfeelings.Youhavetotellyourfeelingswhenyouseethegreengrassandtheflyingbirds.Apoemisaboutthefeelingsofthepoet.Youcantakeordinarythingsfromyourdailylifeandwritedownallthewordsaboutyourfeelingswhenyouseethem._________Whoareyouwritingfor?Thereadersofthepoemcanhelpyouchoosethelanguage,thestyle(风格)andthewords.Readoutyourpoemtoafewofyourclassmates,friends,relativesandneighbours.Askthemhowtheyfeelaboutthepoem.Tryandtrytillyougetitjustright.Don’tbeafraidtokeepworkingatyourpoem.Pickupyourpenandtrytocreateyourpoemsrightnow!1.Whichisthemostimportantpartforyoutocreateapoem?A.Theword. B.Thestory.C.Thefeeling. D.Thesubject.2.Whatdoestheunderlinedword“them”inParagraph3referto?A.Ordinarythings. B.Thegrassandthebird.C.Yourfeelings. D.Thepoems.3.Whatcanbeputbackintotheblank?A.Thegrammar. B.Thestyle.C.Thereaders. D.Thelanguage.4.Whatcanweknowfromthepassage?A.Weshouldwritedownthewordswhenwethinkaboutthesubject.B.Poetswriteapoemtotelltheordinarythingsinourdailylife.C.Weshouldteachthereaderstounderstandourpoem.D.Thewritergivesusfourpiecesofadviceonwritingapoem.5.Whydoesthewriterwritethispassage?A.Totellushowtowriteapoem.B.Toencourageustowritepoems.C.Togiveussometipsonreadingpoems.D.Togiveusadviceonshowingourfeelings.5、Manyyearsago,airtravelwasonlyforrichpeople.Now,it’sverycommon(寻常的).Mostpeoplewillflyinanairplaneatleastonceintheirlives.It’stheeasiestwaytotravelfarandfast.Butairtravelcanbescary.Whentheplanetakesofforstartstobounce(弹跳)intheair,manypeoplefeelafraid.Theyusuallydon’tworryforlong,though.Theyknowthatairplanesaresaferthancars,buses,oreventrains.However,somepeoplehaveafear(恐惧)offlying.Luckily,thatfeariseasytogetover.Ifyouhaveafearofflying,usethesetips(窍门).Theywillhelpyoustayquietonyournextairplanetrip.First,takedeepbreaths(呼吸).Breatheinforfourseconds,andbreatheoutforsixseconds.Then,closeyoureyesandlistentopeaceful(平和的)music.Finally,ifyoustarttofeelafraid,think:Whatareyouafraidof?Findthatfearandletitgo.Withpractice,thefearofflyingiseasytocontrol(控制).Soon,youwillfeellessafraid.Thenyoucanenjoyseeingtheworldfromtheairplane.1.Mostpeople________flyinanairplaneintheirlives.A.atleastonce B.atleasttwice C.manytimes D.never2.Whydoesmanypeoplefeelafraidofflyingbyplane?A.Becauseofthebounceintheairlongtimeflying. B.Becauseoftheexpensivetickets.C.Becauseofthepeacefulmusic. D.Becauseofthebounceandflying.3.Whatisthesafestwaytotravel?A.Bybus B.Bytrain C.Byplane D.Bycar4.Howmanytipsdoesthewritertellusabout?A.Four B.Three C.Two D.Five5.Whatistherightorder?①closeyoureyesandlistentopeacefulmusic②findthatfearandletitgo③takedeepbreathsA.③②① B.①③② C.③①② D.②③①三、补全对话（10分）6、根据对话内容，在空白处填入一个适当的句子，使对话意思完整。Joe:Hi,Tom.Howisyourfirstmonthinyournewschool?Tom:Great.Joe:____1____Tom:It’s5kilometerslongfrommyhometoschool.Joe:Doyoumakenewfriendsinyourclassroom?Tom:____2____MichaelisthefirstnewfriendImadehere.Joe:____3____Tom:Heistallandthin.Andhehasbigeyes.Wehadaschooltriplastweekendtogether.Joe:____4____Tom:Thetripwasgreat!Wehadalotoffun.四、短文填空（10分）7、阅读短文，根据短文内容，从方框中所给5个词组填入空格处。lookforfallasleeprunbackbeworriedaboutinahurryOnceuponatime,therewasamancalledZhangsan.Heworkedhardeverydayandhefinallysaved300talesofsilver(银两).Hewashappyaboutthat,buthe____1____hismoney,too.Hethoughtthatsomeonemightsteal(偷)hismoney.Sohedecided____2____asafeplacetokeepit.“Tocarryitwithme?Tooheavy?Toputitinadrawer(抽屉)athome?Someonemightbreakin…”Finallyhehadagoodidea.Atmidnight,ZhangSandugahole(挖洞)inthegardenandputhismoneyinit.Buthewasafraidthatsomeonewouldcomeandtakeawayallthemoney.Soheputupasign(牌子)neartheplacesaying“No300talesofsilverhere.”Thenheleft____3____.Unluckily,hisfriend,WangEr,sawthewholething.AfterZhang____4____,Wangcameout.Inthemoonlight,hesawthebigsignandtookallthemoneybacktohishouse.WangErfelthappyandthoughthewasclever.Suddenly,“WhatifZhangSancan’tfindhismoney?”WangErthought.“Whatifheasksme?”Thenhe____5____tothegardenandwroteunderZhang’snote“YourfriendWangErdidnotstealit.”五、语法填空（10分）8、TimandTomaretwin(孪生的)brothers.___1___birthdayisinDecemberanditwillcomesoon.TimandTomaretalkingaboutitnow.Timsays,“Everyyearwehave___2___birthdayparty.Weplaygames___3___eatabirthdaycake.It’salwaysthesame.Sounds___4___,doesn’tit?ButthisyearIwantadifferentone.”“Whatdoyouwanttodo___5___thatday?”Tomasks.“DoyouknowourclassmateDavid?Hismotherisilland___6___toseeadoctor,buthisfamilydoesn’thavemuchmoney.SoIwant___7___them.Whatdoyouthinkofit,Tom?”“Great!”saysTom,“Ithinkafleamarket(跳蚤市场)isgood.Wecansellmanythingsthere,radios,clothesandbooks…”“Yes,you’reright.Whenpeoplecomeand___8___them,wecangetsomemoneytohelpDavid’smother.Let’s___9___it.”saysTim.Whentheirparentsknowaboutthis,theywanttohelpDavid’smother,too.___10___niceTimandTom’sfamilyis!1.A.They B.Their C.Theirs2.A.a B.an C.the3.A.so B.and C.or4.A.bore B.bored C.boring5.A.on B.in C.of6.A.need B.needs C.needed7.A.helping B.help C.tohelp8.A.buy B.willbuy C.bought9.A.doing B.todo C.do10.A.What B.How C.Whata六、阅读表达（10分）9、请阅读下面这篇文章，根据所提供的的信息，回答5个问题。要求所写答案语法正确、语义完整。DoyouknowBobDylan?Heisafamoussinger.AndhecomesfromtheUS.Hewasbornon24thMay,1942.Whenhewasinhighschool,hewasinterestedinmusic.Andhestartedaband(乐队)himself.WhenhewasinUniversity(大学)ofMinnesota,hetookpartinmanysingingcompetitions(竞赛).In1961,heworkedwithasingingcompanyinColumbia.Oneyearlater,hisfirstsongcalledBobDylancameout.BobDylanwritesthesongsallbyhimself.Andthewordsofthesongshavealotofpoeticpower(诗意).PeopleinAmericalovehissongsverymuch.That’sbecausehissongshaveastrongconnection(联系)withAmericanculture.On13thOctober,2016,BobDylangottheNobelPrizeinLiterature(诺贝尔文学).HewasthefirstAmericantogettheprizefrom1993.Howgreatasingerheis!1.HowoldisBobDylan?___________________________________________________________________2.WhatwasBobDylaninterestedinwhenhewasinhighschool?___________________________________________________________________3.WhendidBob’sfirstsongcometotheworld?___________________________________________________________________4.WhydopeopleinAmericaloveBobDylan’ssongsverymuch?___________________________________________________________________5.HowdopeoplelikeBobDylan?___________________________________________________________________七、书面表达（20分）志愿者们总是尽全力帮助需要帮助的人。___________________________________________________

参考答案一、完形填空(10分)1、1.B2.B3.C4.D5.A6.A7.C8.C9.B10.D11.C12.A13.C14.B15.D【解析】【导语】本文主要介绍了鲸鱼的种类，生活习性等。【1题详解】句意：它们看起来像非常大的鱼。comefrom来自；looklike看起来像；talkto与……交谈；knowabout了解。根据“verybigfish”可知，看起来像非常大的鱼，故选B。【2题详解】句意：但鲸鱼与鱼类不同，因为它们的幼崽会与母亲待在一起，喝母亲的奶一年或更长时间。our我们的；their他们的；its它的；your你的。根据“theirmothers”可知，此空应填their，故选B。【3题详解】句意：但鲸鱼与鱼类不同，因为它们的幼崽会与母亲待在一起，喝母亲的奶一年或更长时间。like喜欢；miss错过，怀念；drink喝；pick拾起。根据“theirmother’smilk”可知，此处指喝母乳，故选C。【4题详解】句意：鲸鱼与鱼类的另一个不同之处在于，它们每隔15或40分钟就必须游到水面上呼吸空气。too也，用于肯定句句末；right正确的；still仍然；also也，用于肯定句句中。根据“Butwhalesaredifferentfromfish”及“Whalesare…differentfromfish”可知，此处介绍鲸鱼与鱼类的另一个不同之处，此空位于句中，应填also，故选D。【5题详解】句意：鲸鱼与鱼类的另一个不同之处在于，它们每隔15或40分钟就必须游到水面上呼吸空气。water水；snow雪；zoo动物园；road马路。根据“swimuptothetop(顶端)ofthe…totakeairin”可知，游到水面上呼吸空气，故选A。【6题详解】句意：鲸鱼与鱼类的另一个不同之处在于，它们每隔15或40分钟就必须游到水面上呼吸空气。minutes分钟；years年；months月份；weeks星期。根据“takeairinevery15or40”及常识可知，每隔15或40分钟就必须游到水面上呼吸空气，故选A。【7题详解】句意：有两种不同鲸鱼：没有牙齿的鲸鱼和有牙齿的鲸鱼。am主语是I；is主语是单数形式；are主语是第二人称或复数形式；be动词原形。根据“twodifferentkindsofwhales”可知，此空应填are，故选C。【8题详解】句意：一种鲸鱼是蓝鲸。lotof许多；Twokindsof两种；Onekindof一种；Asetof一套。根据“twodifferentkindsofwhales”及“Theother…ofwhaleisthedolphin.”可知，此处介绍其中一种鲸鱼，故选C。【9题详解】句意：蓝鲸没有牙齿doesn’t步，动词三单；don’t不，动词原形；didn’t不，动词过去式；aren’t不是。此处是一般现在时，主语是复数形式，have是实义动词，否定句用don’t，故选B。【10题详解】句意：它们是非常大的动物，但它们只吃非常小的海洋动物。and和；or或者；when当……时；but但是。“Theyareverybiganimals”与“theyonlyeatverysmallseaanimals”是转折关系，故选D。【11题详解】句意：另一种鲸鱼是海豚。animal动物；fish鱼；kind种类；pair双。前文介绍了其中一种鲸鱼是蓝鲸，此处介绍另一种鲸鱼，故选C。【12题详解】句意：海豚有牙齿。teeth牙齿；feet脚；legs腿；ears耳朵。根据“whaleswithnoteethandwhaleswithteeth”及“BlueWhalesdon’thaveteeth”可知，海豚是有牙齿的，故选A。【13题详解】句意：它们很友好，学得很快，所以当人们和海豚一起游泳时，人们永远不会忘记它们。if如果；but但是；so因此；because因为。“Theyarefriendlyandlearnquickly”与“peopleneverforgetthemwhentheyswimwithdolphins”是因果关系，遵循“前因后果”，故选C。【14题详解】句意：鲸鱼总是在水下唱着奇怪的歌。sings动词三单；sing动词原形；sang动词过去式；singing动名词。根据always可知，此句是一般现在时，主语是复数形式，动词用原形，故选B。【15题详解】句意：其他鲸鱼可以从很远的地方听到它们。it它；him他；her她；them他们。此空指代前文提到的songs，应填代词them，故选D。二、阅读理解（40分）2、1.C2.B3.D4.A5.E【解析】【导语】本文是关于在大城市迷路时该如何做的一些方法。【1题详解】根据下文“Useamapapponyourphone.”，“Usecar-hailingapps.”可知，此处是要介绍一些方法帮助你在迷路时找到路；选项C“这里有一些建议可以帮助你找到自己的路。”符合。故选C。【2题详解】根据空后“Youcanuseane-map.”可知，手机上有一个地图app，就不需要纸质地图了；选项B“你不需要买纸质地图。”符合。故选B。【3题详解】根据上文“Usecar-hailingapps.SomecarhailingappslikeDiDiandUberarebecomingpopular.”可知，空处与打车软件相关；选项D“你可以用手机在这些app上轻松叫车。”符合。故选D。【4题详解】根据空后“Taxidriversusuallyknowmanyplaceswell.”可知，迷路时可以打出租车，因为出租车司机熟悉很多地方；选项A“如果需要的话，你可以乘出租车。”符合。故选A。【5题详解】根据空前“Remembertoaskthetrafficpolicemanforhelp.”可知，空处与交警相关；选项E“你总能在街上找到他们，尤其是在十字路口。”符合。故选E。3、1.B2.D3.E4.C5.A【解析】【导语】本文介绍了作者的一天。【1题详解】根据前文“Afterthat,IreadEnglishfor20minutes.”及后文“IlovelearningEnglishandIthinkitisinterestingandeasy.”可知此处讲的是英语这门学科，选项B“这是我最喜欢的科目”符合语境，故选B。【2题详解】根据前文“At7:00am,Ihadanegg,abowlofsoup,somevegetablesandthreepiecesofbreadforbreakfastinmyschool’scafeteria(餐厅).”可知此处讲的是吃早餐，选项D“早餐后，我从早上8点到12点上了四节课”符合语境，故选D。【3题详解】根据前文“ThenIhadnoodles,vegetablesandsomefruitforlunchwithmybestfriend.”可知讲的是食物，选项E“我认为蔬菜和水果对我的健康有益”符合语境，故选E。【4题详解】根据前文“At6:00pm,Iwenthomeandhaddinnerwithmyparents.”可知此处讲的是晚餐，选项C“晚饭后，我做了家庭作业”符合语境。故选C。【5题详解】根据前文“AfterIfinisheddoingmyhomework,IwatchedTVfor4minutesandtookashower.”可推知洗完澡后应是去睡觉，选项A“晚上9点4分，我上床睡觉了”符合语境，故选A。4、1.D2.A3.C4.A5.A【解析】【导语】本文主要是介绍如何更容易地创作一首好诗。【1题详解】细节理解题。根据“Thesubjectisthemostimportantpartofyourpoem.”可知主题是创作诗最重要的部分，故选D。【2题详解】词句猜测题。根据“Youcantakeordinarythingsfromyourdailylifeandwritedownallthewordsaboutyourfeelingswhenyouseethem.”可知你可以从日常生活中汲取平凡的东西，当你看到它们的时候，写下你的感受，这里的them指的是ordinarythings，故选A。【3题详解】推理判断题。根据“Whoareyouwritingfor?Thereadersofthepoemcanhelpyouchoosethelanguage,thestyle(风格)andthewords.”可知本段是介绍创作诗的时候，要考虑写给谁的，即读者，故选C。【4题详解】细节理解题。根据“Aninterestingandhelpfulwayistowritedownthewords,phrasesorsentenceswhenyouarethinkingaboutthesubjectofyourpoem.”可知当考虑诗的主题的时候，我们应该写下这些词，故选A。【5题详解】推理判断题。根据“Thefollowingtipscanmakeiteasierforyoutocreateagoodpoem.”可知作者写这篇文章的原因是告诉我们如何创作诗，故选A。5、1.A2.D3.C4.B5.C【解析】【导语】本文是一篇说明文，一些人很害怕乘坐飞机，所以本文介绍了如何帮助克服恐惧的方法。【1题详解】细节理解题。根据“Mostpeoplewillflyinanairplaneatleastonceintheirlives.”可知大多数人一生中都会坐至少一次飞机。故选A。【2题详解】细节理解题。根据“Butairtravelcanbescary.Whentheplanetakesofforstartstobounce(弹跳)intheair,manypeoplefeelafraid.”可知一些人害怕坐飞机是因为飞机起飞和弹跳。故选D。【3题详解】细节理解题。根据“Theyknowthatairplanesaresaferthancars,buses,oreventrains.”可知飞机比私家车、公交车和火车都安全。故选C。【4题详解】细节理解题。根据“First,takedeepbreaths(呼吸).Breatheinforfourseconds,andbreatheoutforsixseconds.Then,closeyoureyesandlistentopeaceful(平和的)music.Finally,ifyoustarttofeelafraid,think:Whatareyouafraidof?Findthatfearandletitgo.”可知本段介绍了三个小贴士。故选B。【5题详解】细节理解题。根据“First,takedeepbreaths(呼吸).Breatheinforfourseconds,andbreatheoutforsixseconds.Then,closeyoureyesandlistentopeaceful(平和的)music.Finally,ifyoustarttofeelafraid,think:Whatareyouafraidof?Findthatfearandletitgo.”可知首先深呼吸，然后闭眼睛听音乐，最后发现恐惧就会消失，正确顺序是③①②。故选C。三、补全对话（10分）6、1.Howfarisitfromyourhometoschool?/Howfarisit?2.Yes,Ido./Sure.3.Whatdoeshelooklike?/WhatdoesMichaellooklike?4.Howwasyourschooltrip?【解析】【导语】本文是Joe与Tom的对话，主要内容是Joe询问Tom在新学校的基本情况。【1题详解】根据“It’s5kilometerslongfrommyhometoschool.”可知，此处询问距离，故填Howfarisitfromyourhometoschool?/Howfarisit?【2题详解】根据“Doyoumakenewfriendsinyourclassroom?”和“MichaelisthefirstnewfriendImadehere.”可知，此处应是对“Doyou...”的肯定回答，故填Yes,Ido./Sure.【3题详解】根据“Heistallandthin.”可知，此处应是询问Michael的外貌，故填Whatdoeshelooklike?/WhatdoesMichaellooklike?【4题详解】根据“Thetripwasgreat!”可知，此处应是询问学校旅行如何，故填Howwasyourschooltrip?四、短文填空（10分）7、1.wasworriedabout2.tolookfor3.inahurry4.fellasleep5.ranback【解析】【导语】本文主要讲述了“此地无银三百两的”故事。【1题详解】句意：他对此很高兴，但也担心自己的钱。根据后文“Hethoughtthatsomeonemightsteal(偷)hismoney.”可知他应是很担心别人偷他的钱，beworriedabout“担心”符合语境；本文时态为一般过去时，主语为“he”，谓语动词用was。故填wasworriedabout。【2题详解】句意：所以他决定找一个安全的地方来保管它。decidetodosth“决定做某事”，空处应填动词不定式；由空后的“asafeplacetokeepit”可知指的是去找地方保管他的钱，lookfor“寻找”符合语境。故填tolookfor。【3题详解】句意：然后他匆匆离去。根据“Thenheleft…”可知句子结构完整，结合备选词可填inahurry“立刻、迅速地”。故填inahurry。【4题详解】句意：张三睡着后，王二出来了。根据“Inthemoonlight”可知是夜晚，此处应指张三睡着了，fallasleep“睡着”符合语境，本文时态为一般过去时，谓语动词用过去式，fall的过去式为fell。故填fellasleep。【5题详解】句意：然后他跑回花园，在张的纸条下面写道：“你的朋友王二没有偷。”根据前文“WangErthought.‘Whatifheasksme?’”可知王二怕张三怀疑他，所以才跑回去写下纸条，此处填runback“跑回”符合语境，本文时态为一般过去时，谓语动词用过去式，run的过去式为ran。故填ranback。五、语法填空（10分）8、1.B2.A3.B4.C5.A6.B7.C8.A9.C10.B【解析】【导语】本文讲述了蒂姆和汤姆准备在生日的时候做一些不同的事情帮助同学妈妈的故事。【1题详解】句意：他们的生日在十二月，很快就要到了。They主格；Their形容词性物主代词；Theirs名词性物主代词。此处作定语修饰birthd