七年级下学期期末英语模拟试卷（深圳专用）（解析版）

学年七年级下学期期末模拟卷英语（深圳专用）（考试时间：70分钟试卷满分：75分）第I卷（选择题）一、完形填空（共10小题，每小题1分，满分10分）请通读下面短文，掌握其大意，然后在每小题所给的四个选项中，选出一个最佳答案。Mr.HuangXuhua(黄旭华),whoisknownasthe“FatherofChina’sNuclear(核)Submarines(潜艇)”,wasa1scientistwhodevotedhislifetothedevelopmentofChina’ssubmarinetechnology.Bornin1926inGuangdong,Huangshoweda2passion(激情)forlearningfromayoungage.Inhisearlyyears,hestudiedmedicine,butlaterchangedhisdirectiontostudyshipbuildingduetotheneedsofhiscountry.After3fromNationalJiaoUniversityin1949,HuangjoinedtheCPCandbeganhiscareerintheshipbuildingindustry.In1958,hewas4chosentoleadtheresearchanddesignofChina’sfirstnuclearsubmarine.Forthenext30years,helivedalifeofsecrecyanddevotedentirelytohis5andrarelyseeinghisfamily.Huangmetmany6duringthistime.littleforeigntechnicalsupportandlimitedresources,heandhisteamhadtoovercomenumerousdifficultiesto7thesubmarine.However,withhisperseverance(毅力)anddetermination,theyfinallysucceededin1970,whenChina’sfirstnuclearsubmarine,the“401Submarine”,wassuccessfullytested.Mr.HuangXuhua’slifeisan8ofdevotionandperseverance.Hespenthisentirelifeworkingonnuclearsubmarines,protectinghiscountry’scoreinterests(核心利益)and9futuregenerationstofollowinhisfootsteps.OnFebruary6,2025,HuangXuhua10.Hisgreatachievementsandspiritwillalwaysberemembered.1．A．richB．smallC．greatD．failure2．A．strongB．interestingC．unhealthyD．weak3．A．attendingB．graduatingC．gettingD．achieving4．A．secretlyB．happilyC．sadlyD．early5．A．parentsB．familyC．moneyD．work6．A．homeworkB．challengesC．enemiesD．differences7．A．produceB．createC．buyD．develop8．A．experienceB．expressionC．exhibitionD．example9．A．askingB．changingC．inspiringD．caring10．A．passedoverB．passedawayC．passedbyD．passedthrough【答案】1．C2．A3．B4．A5．D6．B7．D8．D9．C10．B【导语】本文主要介绍“中国核潜艇之父”黄旭华的生平事迹，讲述他对中国核潜艇技术发展的贡献以及其奉献精神。1“中国核潜艇之父”艇技术的发展。rich富有的；small小的；great伟大的；failure失败。根据“isknownasthe‘FatherofChina’sNuclear(核)Submarines(潜艇)’”可知，他被称为“中国核潜艇之父”，故此处是说他是伟大的科学家，故选C。2．句意：黄旭华1926年出生于广东，从小就表现出强烈的学习热情。strong强烈的；interesting有趣的；unhealthy不健康的；weak微弱的。根据“forlearningfromayoungage”可知，这里表示强烈的学习热情，故选A。3．句意：1949年从国立交通大学毕业后，黄旭华加入了中国共产党，开始了他在造船业的职业生涯。attending参加；graduating毕业；getting得到；achieving实现。根据“fromNationalJiaoUniversityinhiscareerintheshipbuildingindustry”B。4．句意：1958年，他被秘密选中领导中国第一艘核潜艇的研究和设计。secretly秘密地；happily开心地；sadly悲伤地；early早地。根据“Forthenext30years,helivedalifeofsecrecy”可知，接下来30年他过着隐秘的生活，所以此处是被秘密选中，故选A。5．句意：在接下来的30年里，他过着隐秘的生活，全身心投入工作，很少见到家人。parentsfamilymoneywork工作。根据“devotedentirelyto”以及他为核潜艇事业奉献可知，是全身心投入工作，故选D。6．句意：在此期间，黄旭华遇到了许多挑战。homework家庭作业；challenges挑战；enemies敌人；differences“heandhisteamhadtoovercomenumerousdifficulties”可知，他和团队要克服许多困难，也就是遇到很多挑战，故选B。7．句意：在国外技术支持很少、资源有限的情况下，他和他的团队不得不克服重重困难来研制潜艇。produce生产；create创造；buy购买；develop研制，开发。根据“thesubmarine”并结合上文可知，这里说的是研制潜艇，故选D。8．句意：黄旭华先生的一生是奉献和毅力的典范。experience经历；expression表达；exhibition展览；example例子，典范。根据上文描述可知，他的一生体现了奉献和毅力，是一个典范，anexampleof是的典范”，故选D。9．句意：他一生都致力于核潜艇事业，保护国家核心利益，激励后代追随他的脚步。asking询问；changing改变；inspiring激励；caring关心。根据“futuregenerationstofollowinhisfootsteps”可知，此处是激励后代追随他的脚步，故选C。10．句意：2025年2月6日，黄旭华去世。passedoverpassedawaypassedbypassedthrough“Hisgreatachievementsandspiritwillalwaysberemembered.”选B。二、阅读理解（共15小题，每小题2分，满分30分）ASageBirden,ananimalrescuer,saidhelpinganimalsinneedisallabout“beingkind”.HeranimalprotectionexperienceinShanghaibeganin2014aftershetookcareofafriend’scat.Whenthecatleft,acat-shapedholewasleftinherheart.Asa“proud”memberofShanghai’sanimalprotectiongroup,Birdenremembersonespecialexperience.workedtogethertosaveadyingkitteninHangzhou.“Itwasmidnight,andthemanwhofoundthekittendidn’tknowwhattodo.Nohospitalwasopen,andtherewasnovet(兽医)around.Therewasnowaytogetthekittentoasafeplace,nomilkforit.Therewasnothing.”Birdensaid.“ButIdon’tgiveupeasily.”Birdenremembered.Sheaskedothervolunteersforhelp.Thenshefoundadriverandmadethedrivertalktothemanwhofoundthekitten.Afterdrivingformorethanfourhoursatnight,thekittenwasfinallytakentothepersonwhowouldtakecareofit.“Everyonewashappyandsaid,Itmadeusfeelthatifweworktogether,wecanmakeitwork.”Birdensaid.Whentalkingaboutwhyshehelpsanimalsinneed,Birdensaidit’sabout“beingkind”.“Helpinganimalsdoesn’tmeanyouhavetorunafteratruckthatstealscatsanddogs.Butineverydaylife,ifakitteniscrying,atleastyoucanbringitinsidetogetitdryandwarm,andnotletitdie.”Birdensaid.．InwhichyeardidSageBirdenstartheranimalprotectionexperienceinShanghai?A．2012.B．2014.C．2016.D．2018.12．Whatdoes“ain”meaninparagraph1?A．Shegothurtbythecat.B．Shemissedthecat’sshape.C．Shewasverysadbecausethecatleft.D．Therewasarealholeinherheartlikeacatshape.13．Whatwasthemostimportantinsavingthekitten?A．Goodtools.B．Catfood.C．Muchmoney.D．14．Wherewasthekittenfinallytaken?A．adriver.B．Birden’shome.C．Backtotheplacewhereitwasfound.D．thepersonwhowouldlookafterit.15．IfSageBirdenseesacryingcatonthestreet,whatisshelikelytodo?A．Lookatitandwalkaway.B．togetitdryandmakeitwarm.C．apictureofitandpostitonline.D．Justwatchitforawhileandthenleave.【答案】．B12．C13．D14．D15．B【导语】本文主要讲述了动物救助者SageBirden在上海的动物保护经历，包括她如何开始救助动物、一次救助小猫的特殊经历以及她帮助动物的原因。“HeranimalprotectionexperienceinShanghaibeganin2014aftershetookcareofafriend’scat.”可知，Birden的动物保护经历始于2014年。故选B。12“Whenthecatleft,‘acat-shapedhole’wasleftinherheart.”她心里留下了一个“猫形的空洞”，这句话表达了她因为猫的离开而感到非常难过。故选C。13．推理判断题。根据“Itmadeusfeelthatifweworktogether,wecanmakeitwork.”可知，如果大家一起努力，就能成功。由此可推出，团队合作是救助小猫的关键。故选D。14．细节理解题。根据“Afterdrivingformorethanfourhoursatnight,thekittenwasfinallytakentothepersonwhowouldtakecareofit.”可知，小猫被送到了会照顾它的人那里。故选D。15“‘Helpinganimalsdoesn’tmeanyouhavetorunafteratruckthatstealscatsanddogs.Butineverydaylife,ifakitteniscrying,atleastyoucanbringitinsidetogetitdryandwarm,andnotletitdie.’Birdensaid.”可知，Birden很可能会尽量把猫弄干，让它暖和起来。故选B。BDoyoulovetakingatriptothebeach(海滩)?Goingtravelingisexcitingbutsafetyshouldalwayscomefirst.Herearesometipsforyoutokeepyourselfsafeduringthebeachtrip.Staywithyourparents.Oncetherewasalittleboyplayingwithwateronthebeach.Helefthisparentstolookforshells(贝壳)andforgotthetime.Intheend,hecouldn’tfindhisparents.Whatabadthing!Becarefulwithswimming.Ifyougotothebeachforthefirsttime,askothersorcheckonlinetomakesureit’sOKtoswimtherebeforeyougoswimminginthesea.Don’tswimalone.Itisnotsafe.Andwhenswimminginthesea,youshouldalwayswearalifejacket(救生衣).out(小心)forthingsinthewater.Whensomethingonthebeachorintheseabites(咬)you,youshouldgotoseeadoctoratonce.Remember,yourlifeisvaluable.Whilehavingfun,youshouldbeverycarefulandalwaysputsafetyfirst.16．Howdoesthewritersupport(支撑)hisideainParagraph2?A．Bylistingnumbers.B．Bygivinganexample.C．Byaskingquestions.D．Byshowingareport.17．Whatshouldyoudobeforeswimmingintheseaforthefirsttime?A．alifejacket.B．Askothersorcheckonline.C．Learntoswimquickly.D．Findafriendtogowith.18．Whatdoestheunderlinedword“it”inParagraph3referto?A．Lookingforshells.B．Playingwithwater.C．Catchingfish.D．Swimmingaloneinthesea.19．Whatcanweinfer(推断)fromthelittleboy’sstory?A．Playingwithwaterisdangerous.B．Parentsshouldalwayswatchtheirkids.C．Stayingwithparentsisimportant.D．Lookingforshellswastestime.20．Whatisthestructure(结构)ofthistext?A．B．C．D．【答案】16．B17．B18．D19．C20．C【导语】本文是一篇说明文，主要介绍了在海滩旅行时保障自身安全的一些小贴士。16“Oncetherewasalittleboyplayingwithwateronthebeach.Helefthisparentstolookforshells(贝壳)andforgotthetime.Intheend,hecouldn’tfindhisparents.”可知，第二段通过讲述一个小男孩离开父母找贝壳最后找不到父母的例子，来支撑作者“要和父母待在一起”的观点，是通过举例的方式，故选B。17．细节理解题。根据“Ifyougotothebeachforthefirsttime,askothersorcheckonlinetomakesureit’sOKtoswimtherebeforeyougoswimminginthesea.”B。18．词句猜测题。根据“Don’tswimalone.”可知，这里的“it”指的是独自在海里游泳这件事，故选D。19．推理判断题。根据“Staywithyourparents.Oncetherewasalittleboyplayingwithwateronthebeach.Helefthisparentstolookforshells(贝壳)andforgotthetime.Intheend,hecouldn’tfindhisparents.”离开父母后找不到父母，这个故事说明和父母待在一起很重要，故选C。20．篇章结构题。根据文章内容可知，本文第一段引出在海滩旅行要注意安全的话题，第二、三、四段分别从和父母待一起、小心游泳、注意水中异物三个方面给出建议，最后一段总结强调安全重要性，故结构为总分总，故选C。CWhydotheleavesontreeshavedifferentcolors?Whatmakesthemchangetheircolors?Leavesusesunlight,waterandairtomakefoodforthetrees.Thiswayofmakingfoodiscalledphotosynthesis(光合作用).Photosynthesisisimportanttoanimalsaswellasplants.Someanimalseatplants.Otheranimalseattheseanimals.Summerisplaytime.Fortheleavesofmanytrees,however,it’swork,work,work!Thesunisshining.Theleavesaremakingfoodforthetrees.Thetreeskeepmorethanenoughfooddeepinside.Leavesaregreeninsummerbecausetheyaremakingfood.Leavesalsohaveorange,yellow,orbrowncolorsinsidethem.Duringsummer,thosecolorsarecoveredbythegreencolor.Manyplacesgetcolderinautumnwithshorterdaysandlongernights.getlesssunlight,sophotosynthesisslowsdown.Overtime,leavesstopmakingthegreenchemical(化学物质).Theorange,yellow,andbrowncolorsgrowwhenthathappens.Onceitgetscoldenoughandiceappearsatnight,thetreesdroptheirleaves.Theydothistokeepthemselvessafe.Iftheleavesareicywhilestillonthetrees,thetreescanbehurt.thatdroptheirleavesarebare(光秃秃)inwinter.Theyusethefoodtheysaveinsummertogetthroughthecolddaysandnights.Springcomesbeforelong.Iceandsnowdisappearandtherainscome.Thesunshines,andtinyleavesgrowfrombranches.Onceagain,theleavesusesunlight,waterandairtomakefood.Thecyclebeginsagain.21．Whatisphotosynthesisaccordingtothepassage?A．Itisawayofgrowingleaves.B．Itisawayofchangingcolors.C．Itisawaytomakefoodforplants.D．Itisawayforanimalstoeatplants.22．Whatstopsleavesfrommakingthegreenchemicalinautumn?A．Lessairinautumn.B．Lesssunlightinautumn.C．Lesswaterinautumn.D．Lesstimeinautumn.23．Whatdoestheunderlinedword“They”inParagraph5referto?A．Thetrees.B．Theleaves.C．Thecolors.D．Theanimals.24．Whatwouldbethebeststructureofthepassage?A．①②③④⑤\\⑥B．①\\②③④⑤⑥C．①\\②③④⑤\\⑥D．①\\②③\\④\\⑤⑥25．Whatisthebesttitleofthepassage?A．TheimportanceofthesunlightB．ThetreesindifferentseasonsC．ThecolorsofthetreeleavesD．Thechangesofthefourseasons【答案】21．C22．B23．A24．C25．C【导语】本文主要探讨树叶颜色变化的原因，介绍了光合作用对树叶的作用，以及不同季节树叶颜色变化和树木落叶等现象背后的原理。21“Leavesusesunlight,waterandairtomakefoodforthetrees.Thiswayofmakingfoodiscalledphotosynthesis(光合作用).”可知，光合作用是树叶为树木制造食物的一种方式。故选C。22．细节理解题。根据“Manyplacesgetcolderinautumnwithshorterdaysandlongernights.getlesssunlight,sophotosynthesisslowsdown.Overtime,leavesstopmakingthegreenchemical(化学物质).”天树木接受的阳光变少，光合作用减缓，树叶停止制造绿色化学物质，所以是秋天阳光变少导致的。故选B。23“Onceitgetscoldenoughandiceappearsatnight,thetreesdroptheirleaves.”和“Theydothistokeepthemselvessafe.”They指代前文的thetreesA。24．篇章结构题。通读原文可知，文章第一段提出树叶颜色不同及变化原因的问题，属于总起；第二至五段分别从光合作用、不同季节树叶的变化等方面进行阐述；第六段写春天到来树叶又开始新的循环，是总结。所以结构是总分总。故选C。25．主旨大意题。通读原文可知，文章围绕树叶颜色展开，讲述了树叶颜色不同以及在不同季节变化的原因等内容，C选项“树叶的颜色”符合文章主旨。故选C。三、阅读还原（共5小题，每小题1分，满分5分）使短文通顺连贯，意思完整。Everyoneknowsthattheplanetisindanger.Butifwealldoafewsmallthingseveryday,wecanmakeabigdifference.26Useless(更少的)water.thetapwhenyoubrushyourteeth.uselesswater.Andyourparentswillpaylessforthewaterandtheywillbehappy,too!Uselesselectricity(电)27yourcomputeratnighttosaveelectricity.Choosetherightlightatyourhome.Whenyougooutoftheroom,turnthelightItiseasyandgreen.Getmoving!busesorsubways,walkorridebikestogettoschoolormeetfriends.Manycarjourneys(路程)areunder2kmlong.28Getsomeexerciseandmakelessairpollution(污染)atthesametime.Recycle(回收利用).Recycleglass,paperandplastic.29Reusingthingsisanotherwaywecanprotectourearth.Sowhatareyouwaitingfor?30Theworldwillbecomebetter.A．Starttoday!B．asmallbagwithyou.C．Itisshortanddoesn’tneedacar.D．Herearesomeideasforyoutotry.E．WhenyoufinishwatchingTV,turnitF．glassandplasticbottles,andyouwillfindthatyoucanusethemagain.【答案】26．D27．E28．C29．F30．A【导语】本文介绍了日常生活中可以保护地球的几个简单方法，包括节约用水、节约用电、绿色出行和回收利用等，鼓励人们立即行动。26．根据“Uselesswater.”“Uselesselectricity(电).”“Getmoving!”以及“Recycle(回收利用).”可知这些都是D“这里有一些想法供你尝试。”D。27．根据“Uselesselectricity(电).”可知此段谈的是少用电，选项E“当你看完电视，关闭它。”符合语境。故选E。28“Manycarjourneysareunder3kmlong.”C“汽车。”符合语境。故选C。29．根据“Recycle(回收利用).”可知本段主题为“回收利用”，需具体说明如何回收。选项F“清洗玻璃和塑料瓶后可重复使用”体现回收再利用的实践方法。故选F。30“Theworldwillbecomebetter.”A“从今天开始！”尾的激励功能。故选A。四、阅读匹配（共5小题，每小题1分，满分5分）左栏是五位青少年的情况介绍，右栏是对六个职业的描述。请为每一位青少年选择一份最适合的未来职业。A．Theyarepersonswhousewrittenwordsin31MyfriendsalwayssayIdifferentwritingstylesandskillstocommunicatewasborntobeagoodlistener.Iloveideasorinfluenceothers.Actually,theyaregoodhelpingkidslearnnewthingsandgainreadersandthinkersaswell.confidence.AndIwanttomakeaB．Theyaretrainedtopilotaplaneinordertoflydifferenceinyoungpeople’slives.passengersandgoodsfromoneplaceto32Ienjoyreadingandanother.Communicationandgoodtimestorytellingalot.SharingwhatImanagementskillsareimportantpartsoftheirjob.experiencedisagreatjoytome.C．TheyfightwithbadguysandkeepthepeaceofIdreamtowriteabookthatcanchangethesociety.Theyareusuallyviewedasthewaypeopleseetheworldandheroeswithintheircommunitiesbecauseoftheinspirethemtoact.dangeroussituationstheyoftenmeetinserviceto33I’vealwaysdreamedofthepublic.beingabletoflysinceIwasalittleD．They’respeciallytrainedtoflyintotheouterchild.AndIcanmakemyselfveryclearspace,workinspaceanddoactivitiesabouthumanwhentalkingwithothers.That’swhatI’spaceexploration.Thetrainingforthemisquitemalwaysproudof.strictbecauseeverytripintospacecanbeawalk34EachtimewhenIseebetweenlifeanddeath.peoplesufferingfromserioushealthE.Theyareskilledinthescienceofmedicineandproblems,Ireallywanttotakeawayaretrainedtotreatsickandwoundedpeople.Theytheirpainthroughmyhardwork.usuallyworklonghours.Theybringhappinessto35Spaceissoattractivetomanypeople,andtheirfamily.methatIhavecollectedhundredsofF.Theirmainroleistohelpotherslearn.Theyareobjectsaboutit.I’mstrictwithmyselfalwaysskilledincommunicatingandlistening.andlookforwardtogettingintospaceWhattheyareverygoodatistoencouragechildrenoneday.tobetheirbest.【答案】31．F32．A33．B34．E35．D【导语】本文根据左栏五位青少年的情况介绍，将右栏的职业描述与之相匹配。31．根据“MyfriendsalwayssayIwasborntobeagoodlistener.Ilovehelpingkidslearnnewthingsandgainconfidence.AndIwanttomakeadifferenceinyoungpeople’slives.”可知，此处指善于沟通，喜欢帮助孩子。选项F“”符合。故选F。32．根据“Ienjoyreadingandstorytellingalot.SharingwhatIexperiencedisagreatjoytome.Idreamtowriteabookthatcanchangethewaypeopleseetheworldandinspirethemtoact.”可知，此处指喜欢阅读和讲故事，梦想写一本书。选项A“他们是使用不同写作风格和技巧的书面文字来传达想法或影响他人的人。事实上，他们也是很好的读者和思想家。”符合。故选A。33．根据“I’vealwaysdreamedofbeingabletoflysinceIwasalittlechild.AndIcanmakemyselfveryclearwhentalkingwithothers.That’swhatI’malwaysproudof.”可知，此处指想成为飞行员。选项B“他们接受过驾驶飞机的训练，以便将乘客和货物从一个地方空运到另一个地方。沟通和良好的时间管理技能是他们工作的重要组成部分。”符合。故选B。34．根据“EachtimewhenIseepeoplesufferingfromserioushealthproblems,Ireallywanttotakeawaytheirpainthroughmyhardwork.”可知，此处指想通过努力来消除人们的痛苦。选项E“他们精通医学，受过治疗伤病人员的训练。他们通常工作很长时间。他们给许多人和他们的家人带来了幸福。”符合。故选E。35“SpaceissoattractivetomethatIhavecollectedhundredsofobjectsaboutit.I’mstrictwithmyselfandlookforwardtogettingintospaceoneday.”D“他们受过专门训练，可以飞入外太空，在太空工作，并从事人类太空探索活动。对他们的训练非常严格，因为每次太空之旅都可能是一次生死之间的行走。”符合。故选D。第卷（非选择题）五、语法填空（共10小题，每小题1分，满分10分）阅读下面短文，根据语境或所给单词的提示，在每个空格内填入一个适当的词，要求所填的词意义准确、形式正确，使短文意思完整、行文连贯。TheRiverisaveryimportantriverinChina.It36(start)highupinthemountainsofQinghaiProvince(省).Itisabout5,46437(kilometer)longandrunsthroughmanyprovincesinChina.callittheMotherRiver38ithashelpedChinesepeopleforthousandsofyears.TheRiverisfamous39itshistory.Longago,manyancientChinesepeoplelivedneartheriver.Theriverprovided40(they)withwaterfordrinkingandfarming.Italsohelpedpeopletravelandbuyandsellthingswitheachother.Inthepast,theRiversometimesflooded(发洪水),causingproblemsforthepeoplelivingnearby.solvetheproblem,thepeoplelearnedto41(work)together.Onefamousstoryisthelegend(传说)oftheGreat.42(dig)channels(水渠)tostopthefloodsandmaketheriversafe.TheRiverisnotjustimportantforitshistory.Itisalsoabeautifulandspecialplace.There43(be)manyfamoussights(风景)alongtheriver,suchastheHukouPeoplevisit44(this)placestoseethebeautyoftheRiverandlearnaboutitshistory.theRiverisstill45importantpartofChineseculture.Itshowsthespiritofournation!【答案】36．starts37．kilometers38．because39．for40．them41．work42．dug43．are44．these45．an【导语】本文介绍了黄河的地理特征、历史地位与文化意义。36．句意：它发源于青海省的高山上。根据upinthemountainsofQinghaiProvince(省).”可知，黄河的起源是客观事实，需用一般现在时，主语It第三人称单数，动词变为单三形式starts。故填starts。375,464“Itisaboutkilometers。故填kilometers。38．句意：我们称它为母亲河，因为它千百年来一直帮助着中国人民。根据callittheMotherhashelpedChinesepeopleforthousandsofyears.”可知，空后表原因，此处需用表示原因的连词because。故填because。39．句意：黄河因其历史而闻名。根据“TheRiverishistory.”可知黄河因其历史而闻名，用结构befamousfor表示“以闻名”，形容词短语。故填for。40．句意：这条河为他们提供了饮用水和农业用水。根据“provided...with”可知，此处需用they的宾格形式them作宾语。故填them。41“learnedwork构成动词不定式towork。故填work。42(水渠)tostopthefloodsandmaketheriversafe.”dig的过去式dugdug。43famoussights”式，句子是一般现在时，需用be动词复数形式are。故填are。44．句意：人们参观这些地方来欣赏黄河的美景并了解其历史。根据“People可知，places复数形式，需用this的复数形式these修饰。故填these。45“theRiveris可知此处表示泛指，important以元音音素开头，需用不定冠词an表示“一个”。故填an。六、书面表达（满分15分）46．假如你是李明，你们学校正在开展英语节的活动，你将参加Arolemodelaroundme的英语主题演讲比赛，请你根据以下提示，用英语写一篇演讲稿，介绍你心目中的模范少年Jim。内容提示：1.自信乐观，学习努力，有广泛的兴趣爱好；2.擅于与人沟通交流，乐于帮助有需要的同学；3.课余时间积极参加义工活动，坚持每周末去医院帮助照顾生病的孩子；4.补充至少一点以上有关信息或个人想法。要求：1.80词左右，可以适当发挥；2.条理清楚，意思连贯，语句通顺，标点正确，卷面整洁。3.参考词汇：义工活动vo