Unit 5 Amazing nature 单元测试题（含解析）2025-2026学年外研版（新教材）七年级下册

Unit5Amazingnature一、阅读理解，本大题共5小题，每小题4分，共20分。阅读下列短文，根据短文内容选择最佳选项。1．TheRockyMountainsTheRockyMountainsarealargegroupofmountainsontheNorthAmericancontinent(州).TheRockiesarefoundinthewesternpartofNorthAmerica.Theystretch(连绵)fromCanadainthenorthtotheUnitedStatesinthesouth.ThesouthernpartoftheRockiesendsinthestateofNewMexico.TheRockiesarethelongestmountainrangeinNorthAmerica.Theyhavemanyhighpeaks.ThehighestisMountElbertinColorado.Itisnearlythreemileshigh.Insummer,theRockiesarewarmanddry,thoughitdoesrainsometimes.Duringthewinter,theweatheriswetandcold.HeavywintersnowfallsinthehigherpartsoftheRockies.Manypeopleliketovisitthesemountains.AspecialareacalledRockyMountainNationalParkisinColorado.Thenationalparkisreserved(留出)forpeopletovisit.Theyridebikes,hikeontrails,ski,orfishhere.VisitorstoRockyMountainNationalParkcanseethewildanimalsthatlivethere.Theseanimalsincludeelk(驼鹿),mountaingoatsandmountainsheep.TheRockyMountains

LocationTheystretchfrom①_____________________inthenorthtotheUnitedStatesinthesouth.HeightMountElbertinColoradoisthe②_______________________peakwiththeheightofnearlythreemiles.

The③____________________________________Insummer,itiswarmanddryandinwinter,itiswetandcold.

RockyMountain④________________________Park

Peopleenjoy⑤_____________________bikes,hikingontrails,skiing,fishingorseeingwildanimalsinit.

二、完形填空，本大题共10小题，每小题3分，共30分。根据短文内容，从A、B、C、D四个选项中选出可以填入空白处的最佳选项。Onedayin2014,XuYitang,acollegestudent,wenttotheBeijingZoowithhisfriendsforabirthdaycelebration.Whenhe

2

theaquarium(水族馆)there,hewaslostinthebeautyandmysteryofcoral(珊瑚).Fromthatdayon,Xuoftenwenttothelocalmarkettolearnaboutcoralfarming.Healsosearchedfor

3

aboutcoralonline.Beforelong,he

4

togrowcoralathome.Thatwasn’teasy.Hefacedmany

5

buthenevergaveup.Ashespentmoretimeresearchingcoral,Xu

6

thatcoralplayedanimportantroleintheocean.

7

,risingseatemperatureskilledalotofcoral.Xufeltastrongsenseofresponsibility(责任)toprotectcoral,whichledhimtomakealife-changing

8

Aftergraduation,hechosetobecomeacoralconservationist(环境保护主义者)

9

hehadbeenstudyingPekingoperasincechildhood.NowXuworksinHainan

10

acoralconservationist.Eachday,hespendsseveralhoursunderwaterwatchingandrecordingthegrowthand

11

ofcoral.Duringhisfreetime,he

12

amazingphotosandvideosofcoralonline.Throughthephotosandvideos,Xuwishesmorepeopleto

13

coralandhaveknowledgeaboutcoralsothattheycanlearnhowtoprotectcoral.“Understandingcoralisthefirst

14

toprotectit,”hesays.Whileprotectingcoral,hemethiswife,LiuXiwen,through

15

samehobbyofdiving(潜水)inHainan.“

16

frommanyyoungpeoplewhomindtheirownbusiness,hecaresmoreaboutprotectingtheenvironmentthanwhattoeatorwhattowear.I’mproudofhim,”saysLiu.2．A.called B.visited C.cleaned D.repaired3．A.medicine B.answers C.mysteries D.information4．A.began B.refused C.forgot D.waited5．A.businesses B.technologies C.challenges D.changes6．A.realized B.argued C.explained D.disagreed7．A.Finally B.Instead C.However D.Certainly8．A.speech B.decision C.prediction D.mistake9．A.because B.unless C.until D.although10．A.as B.by C.like D.for11．A.friendship B.background C.development D.excitement12．A.prints B.shares C.sends D.takes13．A.takecontrolof B.lookforwardto C.takepridein D.payattentionto14．A.step B.time C.point D.reason15．A.his B.their C.her D.our16．A.Absent B.Available C.Different D.Independent三、七选五：根据上下文补全对话，20分。 17．earthiscoveredbywater.Thereiswaterabovegroundcalledsurfacewater,suchaslakesandrivers,andwaterthat'sunderthegroundcalledgroundwater.①_____________Thatiscalledwatervapour(水蒸气).Thereiswatereverywhere.Althoughwehavealotofwater,wecan'tdrinkmostofit.About97.5%oftheearth'swaterissaltwaterandhumanscan'tdrinkit.②_____________However,wecan'tusemostofthefreshwaterbecause70%isfrozen,likeHubbardGlacier.Mostofthegroundwaterispolluted.Infact,wecanonlydrinkabout1%oftheworld'sfreshwater.③_____________Only5%goestothefaucets(水龙头)inourhomes.About95%isusedtoproducefood,clothesandenergy.Wedon'tseethatwater,butitisabigpartofthewaterweuse.Forexample,wedon'tseethewaterthatwasusedtomakeaT-shirt.④_____________But2,700litresofwaterwereusedtoproduceit!Theearthhasalwayshadthesameamount(数量)ofwater.⑤_____________Andweallneedwater.Ifwewantwaterinthefuture,wemustnotwasteitorpolluteitnow!A.WeonlyseetheT-shirt.B.Everythingneedswater.C.Thereisevenwaterinthesky!D.Wedon'tdrinkmostofoursaltwater.E.Therestisfreshwaterandwecandrinkit.F.However,therearemorepeopleintheworldnow.G.Mostofoursaltwaterisusedforagricultureandindustry.四、书面表达，30分。18.假如你是李华，你的美国笔友Mary听说中国地大物博、山川秀丽、风景迷人，因此暑假要来中国旅游。请你根据她的问题回复邮件。问题：(1)WhichplaceofinterestshouldIvisit?(2)HowcanIgetthere?(3)What'sitfamousfor?提示词语：payavisit、byplane要求：(1）内容应包含所有提示，可适当发挥；（2）语言表达要准确，语义要通顺、连贯；（3）100词左右。短文开头和结尾已给出，不计入总词数。DearMary,I'mhappytohearthatyouarecomingtovisitChina.__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Ihopethatyouwillhaveagoodtimethere.Yours,LiHua参考答案1．答案：Canada；highest；weather/climate；National；riding解析：①根据第一段的“TheystretchfromCanadainthenorthtotheUnitedStatesinthesouth.”可知空处应填Canada。②根据第二段的“ThehighestisMountElbertinColorado.Itisnearlythreemileshigh.”可知填highest。③根据第三段的“Insummer,theRockiesarewarmanddry,thoughitdoesrainsometimes.Duringthewinter,theweatheriswetandcold.”可知,这里描述的是落基山脉的夏季和冬季的天气气候特点,所以空处应填weather/climate。④根据最后一段的“AspecialareacalledRockyMountainNationalParkisinColorado.”可知应填National。⑤根据最后一段的“Theyridebikes,hikeontrails,ski,orfishhere.”可知此处表示骑自行车;enjoydoingsth为固定搭配,意为“喜欢做某事”。故填riding。2．答案：B解析：句意:当他参观那里的水族馆时，他沉浸在珊瑚的美丽和神秘之中。call打电话;visit参观;clean打扫;repair修理。根据“theaquariumthere”可知，是参观水族馆，故选B。3．答案：D解析：句意:他还上网搜索有关珊瑚的信息。medicine药;answers答案;mysteries神秘事物;information信息。根据“aboutcoralonline”可知，是在网上搜索关于珊瑚的信息，故选D。4．答案：A解析：句意:不久，他开始在家里种植珊瑚。began开始;refused拒绝;forgot忘记;waited等待。根据前文他经常去当地市场了解珊瑚养殖以及在网上搜索信息，可知这里是开始在家里种植珊瑚，故选A。5．答案：C解析：句意:他面临许多挑战，但他从未放弃。businesses生意;technologies技术;challenges挑战;changes变化。根据“buthenevergaveup”可知，种植珊瑚不容易，会面临很多挑战，故选C。6．答案：A解析：句意:随着他花更多时间研究珊瑚，他意识到珊瑚在海洋中起着重要的作用。realized意识到;argued争论;explained解释;disagreed不同意。根据“coralplayedanimportantroleintheocean”可知，是他意识到珊瑚的重要性，故选A。7．答案：C解析：句意:然而，不断上升的海水温度导致很多珊瑚死亡。Finally最后;Instead相反;However然而;Certainly当然。前文说珊瑚很重要，这里说海水温度上升导致珊瑚死亡，前后是转折关系，故选C。8．答案：B解析：句意:徐感到有强烈的责任感来保护珊瑚，这促使他做出了一个改变人生的决定。speech演讲;decision决定;prediction预测;mistake错误。根据“hechosetobecomeacoralconservationist”可知，是做出了成为环保主义者的决定，故选B。9．答案：D解析：句意:现在徐作为一名珊瑚保护主义者在海南工作，尽管他从小就一直在学习京剧。because因为;unless除非;until直到;although尽管。前后句是转折关系，“从小学习京剧”和“成为珊瑚保护主义者”之间存在让步关系，故选D。10．答案：A解析：句意:现在徐作为一名珊瑚保护主义者在海南工作。as作为;by通过;like像;for为了。这里表示“作为”一名珊瑚保护主义者，故选A。11．答案：C解析：句意:每天，他都会花几个小时在水下观察和记录珊瑚的生长和发展。friendship友谊;background背景;development发展;excitement兴奋。根据“thegrowthand...ofcoral”可知，是记录珊瑚的生长和发展，故选C。12．答案：B解析：句意:在他的空闲时间，他在网上分享珊瑚的惊人照片和视频。prints打印;shares分享;sends发送;takes拍摄。根据“online”可知，是在网上分享照片和视频，故选B。13．答案：D解析：句意:通过照片和视频，徐希望更多的人关注珊瑚并了解珊瑚，以便他们能够学习如何保护珊瑚。takecontrolof控制;lookforwardto期待;takepridein以……为傲;payattentionto关注。根据“haveknowledgeaboutcoralsothattheycanlearnhowtoprotectcoral”可知，是希望人们关注珊瑚，故选D。14．答案：A解析：句意:“了解珊瑚是保护它的第一步，”他说。step步骤;time时间;point要点;reason原因。根据“toprotectit”可知，了解珊瑚是保护它的第一步，故选A。15．答案：B解析：句意:在保护珊瑚的过程中，他通过相同的潜水爱好在海南遇到了他的妻子刘茜雯。his他的;their他们的;her她的;our我们的。这里指徐一棠和他的妻子有相同的潜水爱好，“他们”共同的爱好，用their，故选B。16．答案：C解析：句意:“与其他很多只关心自己事情的年轻人不同，他更关心保护环境而不是吃什么穿什么。我为他感到骄傲，”刘茜雯说。Absent缺席的;Available可获得的;Different不同的;Independent独立的。根据“frommanyyoungpeoplewhomindtheirownbusiness,hecaresmoreaboutprotectingtheenvironmentthanwhattoeatorwhattowear”可知，他和其他年轻人不同，故选C。17．答案：C；E；B；A；F解析：①根据前文"Thereiswaterabovegroundcalledsurfacewater,suchaslakesandrivers,andwaterthat'sunderthegroundcalledgroundwater."和后文可知此处介绍天上的水,所以C项(天空中甚至还有水!)符合语境。②根据前文"About97.5%oftheearth'swaterissaltwaterandhumanscan'tdrinkit."可知此处介绍剩下的水是可以饮