外研版七年级英语下Unit 5 Amazing nature(主题阅读含解析)

下学期七年级英语知识点梳理与巩固Unit5Amazingnature主题阅读必备知识清单一、阅读主题分析‌初中英语阅读中有关保护自然奇观的阅读主题，主要聚焦于引导学生认识自然奇观的价值、理解其面临的威胁，并激发保护意识与行动。‌这类阅读主题通常通过生动的案例，如鲨鱼、大象等自然奇观中的代表性生物，来展示自然界的壮丽与多样性。文章会详细描述这些生物的特点、生存环境以及它们在生态系统中的重要地位，从而让学生深刻体会到自然奇观对于地球生态平衡的重要性。同时，阅读内容也会揭示这些自然奇观正面临的种种威胁，如栖息地丧失、污染、过度捕猎等，以此唤起学生对环境保护的紧迫感与责任感。通过呈现这些威胁的严重后果，文章旨在让学生认识到保护自然奇观不仅是保护生物本身，更是保护我们共同的家园‌。该主题的阅读材料会提出一系列保护措施，如减少污染、支持可持续旅游、参与环保活动等，并鼓励学生将这些理念付诸实践，为保护地球的自然遗产贡献自己的力量‌。二、语篇内容分析‌ProtectingNaturalWonders：ACallforActionInthevastexpanseofourplanet,naturalwondersliketheGrandCanyon,theGreatBarrierReef,andtheAmazonRainforeststandastestamentstotheEarth'sincrediblebeautyanddiversity.Thesewondersnotonlycaptivateoursenseswiththeirbreathtakingscenerybutalsoplaycrucialrolesinmaintainingthebalanceofourecosystem.‌TheGrandCanyon,forinstance,carvedbytheColoradoRiverovermillionsofyears,displaysaspectaculararrayofcolorfulrocklayers,revealingtheEarth'sgeologicalhistory.‌Similarly,theGreatBarrierReef,stretchingover1,400miles,isavibrantcoralreefecosystemthatprovidesahomeforcountlessmarinespecies.‌TheAmazonRainforest,thelargestrainforestonEarth,actsasavitalcarbonsinkandboastsunparalleledbiodiversity.‌However,thesenaturalwondersarefacingunprecedentedthreats.Climatechange,pollution,andover-exploitationarejustafewofthefactorsthatareputtingthesetreasuresatrisk.‌Forexample,Californiahaslosthalfitsbigtreessincethe1930s,withclimatechangebeingamajorcontributortothisdecline.‌Ifwedonottakeactiontoprotectthesewonders,theycouldbelostforever.Protectingnaturalwondersisnotjustaboutpreservingtheirbeautyforfuturegenerations.ItisalsoaboutmaintainingtheecologicalbalancethatisessentialforthesurvivalofalllifeonEarth.Thesewondersareinterconnectedwithourplanet'secosystems,andtheirhealthreflectsthehealthofourplanet.‌So,whatcanwedotoprotectthesenaturalwonders?Firstly,weneedtoraiseawarenessabouttheimportanceofconservation.Byeducatingourselvesandothersaboutthevalueofthesewonders,wecaninspiremorepeopletotakeaction.‌Secondly,weshouldsupportsustainablepracticesthatminimizeenvironmentalimpact.Thiscouldincludereducingourcarbonfootprint,supportingeco-friendlytourism,andadvocatingforpoliciesthatprotectnaturalareas.‌Protectingnaturalwondersisaresponsibilitythatweallshare.Bytakingactiontopreservethesetreasures,wecanensurethattheycontinuetoinspireandnourishusforgenerationstocome.Letusworktogethertosafeguardthebeautyandintegrityofourplanet'snaturalwonders.‌【结构分析】【内容分析】该语篇主要描述了地球上自然奇观的壮丽与重要性，以及它们当前面临的威胁和保护措施。1.‌自然奇观的壮丽与重要性‌语篇开头即指出，地球上的自然奇观如大峡谷、大堡礁和亚马逊雨林，是地球美丽与多样性的见证。这些奇观不仅以其令人叹为观止的风景吸引我们的感官，还在维持生态系统平衡方面发挥着至关重要的作用‌。以大峡谷为例，它展示了地球的地质历史，而大堡礁则是一个充满活力的珊瑚礁生态系统，为无数海洋生物提供了栖息地。亚马逊雨林作为地球上最大的雨林，是重要的碳汇，并拥有无与伦比的生物多样性‌。2.‌面临的威胁‌语篇随后指出，这些自然奇观正面临前所未有的威胁，包括气候变化、污染和过度开发等。这些因素正在将这些宝贵的财富置于危险之中‌。以加利福尼亚州为例，自20世纪30年代以来，该州已经失去了一半的大树，气候变化是这一衰退的主要原因之一‌。3.‌保护的重要性与紧迫性‌语篇强调，保护自然奇观不仅是为了保留它们的美丽以供后代欣赏，更是为了维持对地球上所有生命至关重要的生态平衡。这些奇观与地球的生态系统紧密相连，它们的健康状况反映了我们星球的健康状况‌。4.‌保护措施‌语篇最后提出了保护这些自然奇观的措施。首先，我们需要提高人们对保护重要性的认识，通过教育自己和他人了解这些奇观的价值，可以激励更多人采取行动‌。其次，我们应该支持可持续实践，以减少对环境的影响。这可能包括减少碳足迹、支持生态旅游和倡导保护自然地区的政策等‌。【语言分析】1.用词精准且富有感染力‌该语篇在描述自然奇观时，用词精准，如“breathtakingscenery”（令人叹为观止的风景）、“spectaculararrayofcolorfulrocklayers”（壮观多彩的岩层阵列）等，这些词汇生动地展现了自然奇观的壮丽与独特。同时，在阐述保护自然奇观的重要性时，使用了“unprecedentedthreats”（前所未有的威胁）、“crucialroles”（至关重要的作用）等富有感染力的词汇，增强了文章的紧迫感和说服力‌。2.句式多样且结构清晰‌语篇中句式多样，既有简单的陈述句，如“Thesewondersnotonlycaptivateoursenseswiththeirbreathtakingscenerybutalsoplaycrucialrolesinmaintainingthebalanceofourecosystem.”（这些奇观不仅以其令人叹为观止的风景吸引我们的感官，而且在维持我们生态系统的平衡中发挥着至关重要的作用。），也有复杂的复合句，如“However,thesenaturalwondersarefacingunprecedentedthreats.Climatechange,pollution,andover-exploitationarejustafewofthefactorsthatareputtingthesetreasuresatrisk.”（然而，这些自然奇观正面临着前所未有的威胁。气候变化、污染和过度开发只是使这些宝藏面临风险的几个因素之一。）。这些句式的灵活运用使得文章结构清晰，逻辑严密，易于读者理解和接受‌。3.修辞手法丰富且恰当‌该语篇在表达上运用了多种修辞手法，如比喻、排比等。例如，“naturalwondersliketheGrandCanyon,theGreatBarrierReef,andtheAmazonRainforeststandastestamentstotheEarth'sincrediblebeautyanddiversity.”（像大峡谷、大堡礁和亚马逊雨林这样的自然奇观是地球不可思议的美丽和多样性的见证。）这句话通过比喻的手法，将自然奇观比作地球的“见证者”，形象地表达了它们的重要性和独特性。同时，在阐述保护自然奇观的重要性时，通过排比的手法列举了多个威胁因素，增强了文章的感染力和说服力‌。4.语言风格正式且富有号召力‌该语篇的语言风格正式，用词准确，句式规范，符合一篇呼吁保护自然奇观的文章应有的语言特点。同时，文章在结尾部分提出了具体的保护措施，并呼吁读者采取行动，这使得文章不仅具有理论价值，还具有实践意义。这种正式且富有号召力的语言风格有助于激发读者的共鸣和行动意愿‌。【参考译文】保护自然奇观：行动呼吁在我们广阔的星球上，大峡谷、大堡礁和亚马逊雨林等自然奇观证明了地球令人难以置信的美丽和多样性。这些奇观不仅以其令人惊叹的风景吸引了我们的感官，而且在维持我们生态系统的平衡方面也发挥着至关重要的作用。‌例如，科罗拉多河数百万年来雕刻的大峡谷展示了一系列壮观的彩色岩层，揭示了地球的地质历史。‌同样，绵延1400多英里的大堡礁是一个充满活力的珊瑚礁生态系统，为无数海洋物种提供了家园。‌亚马逊雨林是地球上最大的雨林，是一个重要的碳汇，拥有无与伦比的生物多样性。‌然而，这些自然奇观正面临着前所未有的威胁。气候变化、污染和过度开采只是使这些宝藏面临风险的几个因素。‌例如，自20世纪30年代以来，加利福尼亚州已经失去了一半的大树，气候变化是导致这一下降的主要原因。如果我们不采取行动保护这些奇迹，它们可能会永远消失。保护自然奇观不仅仅是为了为子孙后代保护它们的美丽。它还涉及维护对地球上所有生命生存至关重要的生态平衡。这些奇观与我们星球的生态系统相互关联，它们的健康反映了我们星球的健康状况。‌那么，我们能做些什么来保护这些自然奇观呢？首先，我们需要提高人们对保护重要性的认识。通过教育自己和他人了解这些奇迹的价值，我们可以激励更多的人采取行动。其次，我们应该支持可持续的做法，尽量减少对环境的影响。这可能包括减少我们的碳足迹，支持生态友好型旅游业，并倡导保护自然区域的政策。‌保护自然奇观是我们共同的责任。通过采取行动保护这些宝藏，我们可以确保它们继续激励和滋养我们的后代。让我们共同努力，保护地球自然奇观的美丽和完整性。‌核心知识回顾主题阅读词汇‌1.‌核心词汇‌‌conservation‌保护，保存‌‌sustainability‌可持续性‌‌wonderofnature/nature'swonders‌自然奇观‌‌protectingtheenvironment‌保护环境 ‌environmentalprotection‌环境保护‌‌‌natureconservation‌自然保护‌‌raiseone’senvironmentalawareness‌提高环保意识‌‌globalwarming‌全球变暖‌dealwithrubbishproperly‌正确处理垃圾‌‌makeproperuseofwaterresources‌合理利用水资源‌‌saveandtreasureourresources‌节约并珍惜我们的资源‌‌takeaction/steps/measurestoprotect‌采取措施保护‌‌environmentalprotectionawareness‌环保意识‌‌keepthebalanceofnature‌保持生态平衡‌‌protectthesurroundings‌保护周围环境2.‌具体环保行动与措施‌‌environmentalmanagement‌环境管理‌‌environmentalmonitoring‌环境监测‌‌resourcerecycling‌资源回收‌‌wastesorting‌垃圾分类‌‌waterconservation‌节约用水‌‌energyconservationandemissionreduction‌节能减排‌3.‌环保概念与现象‌‌climatechange‌气候变化‌‌globalwarming‌全球变暖‌‌greenhousegases‌温室气体‌‌biodiversity‌生物多样性‌‌ecologicalbalance‌生态平衡‌‌carbonemissions‌碳排放‌‌ozonedepletion‌臭氧层消耗‌4.‌环保技术与能源‌‌greenenergy‌绿色能源‌‌cleanenergy‌清洁能源‌‌renewableresources‌可再生资源‌‌solarenergy‌太阳能‌5.‌环保产品与理念‌‌eco-friendly‌环保的‌‌eco-friendlyproducts‌环保产品‌‌environmentalawareness‌环境意识‌综合实战演练1TheleaderoftheFiveSacredMountains,MountTai,islocatedinthecentreofShandongProvince,lyingacrossthecitiesofTai’an,JinanandZibo.Itsmainpeak,theJadeEmperorPeak,whichiswithinTai’anCity,isabout1545metreshigh.ThemountainwasoncecalledMountDaishan,MountDaizongorMountTaiyueandwasrenamedMountTaiintheSpringandAutumnPeriod.It_____wonderfulChinesecultureandwaslistedintheWorldNaturalandCulturalHeritageListofUNESCOin1987.Inancienttimes,thefirstthingforanemperortodoonsittingonthethrone(王位)wastoclimbMountTai.Itwassaidthat72emperorsmadepilgrimages(朝圣)tothismountaininancienttimes.Thisbroughtthemountaingreatfame.Andmanypoetsandwritersalsovisitedthemountaintogetinspiration(灵感).Thegreattemples,thestoneinscriptions(碑文)attractmanyvisitors.MountTaiisanaturalmuseum.HeavenlyQueenPool,RedGatePalace,Mid-HeavenGate,BixiaTemplearepowerfulexamples.Besidesthese,MountTaihasuniquenaturalscenerytoo.Thetallhills,deepvalleys,wonderfulwaterfalls,beautifulrocksandthecenturiesoldtreeswillcertainlystopyourstepwithnothoughtofleaving.Therearefourwondersofthemountain.TheyareSunrisefromtheEast,theSunsetGlow,theSeaofCloudsandtheGoldenBeltalongtheYellowRiver.Itwouldbeagreatpitytomissthefourwonders.1．HowmanynamesdidMountTaihavebeforetheSpringandAutumnPeriod?A．One. B．Two. C．Three. D．Four2．Whichwordcanwefillintheblankofthepassage?A．finds B．makes C．needs D．shows3．WhatbroughtgreatfametoMountTai?A．Theemperors’pilgrimages. B．Thepoets’visiting.C．Thewriters’coming. D．ThelistofUNESCO.4．WhatcanstopthevisitorsfromleavingMountTaiaccordingtothepassage?A．Thetemples. B．Thenaturalscenery. C．Themuseums. D．Theinspiration.5．WhatisthegreatestregretaftervisitingMountTaiaccordingtothepassage?A．NotclimbinguptotheJadeEmperorPeak.B．Notseeingthegreattemplesandstoneinscriptions.C．Notmeetingthepilgrimagestothemountain.D．Notseeingthefourwondersofthemountain.2TheareaoftheYinchuanWetland(湿地)Parkwasonceaplacethatpeopledisliked:wastewatercausedterriblesmellsandalmostnograsscouldgrowontheland.Now,itnotonlybecomesapopularplaceforpeopletotakeawalk,butalsoagoodplaceforbirdsandotheranimals.

LiZhijunisamemberofthebirdprotectingorganization.Hesawthegreatchangesatthepark.Accordingtohim,theYinchuanWetlandParkhasbecomeafamousplaceforbirdphotographers.Morebirdswouldliketostayhereinwinter.

BesidesNingxia,manycitiesinChinamakegreateffortstoprotectwetlands.Wuhan,thecapitalcityofHubeiprovince,isknownasa“cityofahundredlakes”.Thecityhasfivelargewetlandreserves(保护区).Tensofthousandsofbirdscometostayinwinter.

PanjininLiaoningprovinceisanothersurprisingwetlandcity.Inthepast,thecityhasalotofenvironmentalproblemsbecauseofoilproduction.Butnowinthewetlandsbythesea,seagrassturnsredeveryautumn,creatingbeautiful“redbeaches”.

ChenZhihai,alocalfisheryworker,said,“Inthepast,therewerealmostnowildfish.ThankstotheeffortsofPanjinpeople,nowthewetlandisbackagain!”1．HowwastheYinchuanWetlandParklikeinthepast?A．Nograsscouldgrowontheland.B．Peoplelikedtogothereforawalk.C．Migratorybirdsstayedthereinwinter.D．Itwasagoodplaceforbirdphotographer.2．Whatdoestheunderlinedword“it”inparagraph1referto?A．Wastewater. B．Wetlandpark. C．Grass. D．Land.3．Whichcityiscalled“cityofahundredlakes”?A．Yinchuan B．Shenzhen C．Panjin D．Wuhan4．WhydidPanjinhavemanyenvironmentalproblemsinthepast?A．Becausepeopleputwastewaterintherivers.B．Becausemigratorybirdsdidn’tcomehereinwinter.C．Becausepeoplecausedpollutionduringoilproduction.D．Becausethegovernmentdidn’tbuildanywetlandreserves.5．Wherecanyoureadthispassage?A．Naturemagazine B．StorybookC．Historypoem D．Peoplearoundus3TheAmazonistheworld’sbiggestrainforest.ItisinSouthAmerica.ItissowidethatitcoversalittlemorethanthehalfsizeofChina!TheAmazonRiverrunsthroughtherainforest.It’stheworld’ssecondlongestriver.TheAmazoncoversmuchofBrazil.ThegreencoloronthenationalflagofBrazilstandsfortherainforest.However,climatechange(气候变化)andhumanactivitiesmakeit“sick”.Usually,therainforestcanfixitself.Butnow,itfeelstoo“tired”togetbetter.Accordingtoanewstudy,manytreestheremaydie,andtheAmazonrainforestmayturnintohot,drygrasslandinafewyears.WhyistheAmazon“sick”?TheAmazonisoneoftheworld’swettestplaces.Butsince2005,threedroughtshavehittherainforest.Theywerecausedbyclimatechange.Thetreesdon’thaveenoughwatertogrow.What’sworse,astheybecomedry,theycaneasilycatchfire.Besides,peoplecutdownrainforesttreesforwood.Theyburntheforesttomakefarmland.Allthesekindofactivitiesmadeabout17%oftherainforestdisappear.△TheAmazonislikethelungs(肺)ofourplanet.Therichplantstheretakecarbondioxide(CO2)outoftheairandmakeoxygen.Theymakemorethan20%oftheplanet’soxygen.IftheAmazon“dies”,therewillbemoreCO2andourEarthwillbecomeevenhotter.TheAmazonisalsohometoover3millionanimalsandplants.Manyofthemcan’tliveanywhereelse.Theywouldverylikelyjustdisappear.1．Accordingtothepassage,whatisNOTthereasonthatmakestheAmazonrainforest“sick”?A．Therearemanyforestfires. B．Climatechanges.C．Peoplecutdowntrees. D．Toomanyanimalsandplantslivethere.2．WhatwillhappeniftheAmazonrainforestdies?A．Peoplewilllosetheirlungs. B．Manyanimalsandplantswilldie.C．Wewillfeelcolder. D．Therewillbemoreoxygen.3．Whatdoestheunderlinedword“droughts”meaninparagraph4?A．toolittlerain B．toolittlesnow C．toomuchrain D．toomuchfire4．WhichofthefollowingstatementsisNOTtrue?A．TheAmazonrainforestisinSouthAmerica.B．TheAmazonistheworld’sbiggestrainforest.C．TheAmazonRiveristheworld’slongestriver.D．Morethan1000kindsofbirdsliveintheAmazon.5．Choosethebestsentencetofillintheblank(△)inthepassage.A．WhereistheAmazon? B．WholivesintheAmazon?C．HowcanweprotecttheAmazon? D．WhatwillhappenifwelosetheAmazon?4TheWorldwithItsCountriesTheworldwithitscountries,Mountainsandseas,Peopleandcreatures(动物),Flowersandtrees,Thefishinthewaters,ThebirdsintheairArecallingtoaskusAlltotakecare.Theseareourtreasures,Agiftfromabove,WeshouldsaythankyouWithacarethatshowsloveFortheblueoftheocean,Theclearnessofthe▲,ThewondersoftheforestsAndthevalleys(山谷)sofair.Thesongoftheskybird,Thewarmthofthesun,Therushingofclearstreams(溪流)AndnewlifebegunAregiftsweshouldcherish(珍惜)SojoininthecallTotrytoprotectthemForthefutureofall.1．Whattypeoftextisthepassage?A．Guide. B．Poem. C．Diary. D．Letter.2．Whatisthebestwordfor“▲”?A．Air. B．Sun. C．House. D．Birds.3．Whataretalkedaboutinthepassage?①mountains

②streams

③clouds

④snow

⑤birds

⑥starsA．①②⑤ B．③④⑤ C．③④⑥ D．①⑤⑥4．Whatdoestheunderlinedword“all”refertointhelastsentence?A．Thegiftswehave. B．Peopleandthenature.C．Peopleandplants. D．Countriesintheworld.5．Whyshouldwesaythankyoutothenature?A．Thenatureprotectsusfromdanger. B．Thenatureprovidesuswithahouse.C．Wegetvaluablethingsfromthenature. D．Wevisitthenaturalplaceswelove.5Chinahasalonghistory.Therearemanyplacesofinterest(名胜古迹).Someofthemaregreatmountains,longriversandbeautifullakes.Manymountainsareveryfamous:MountTaishan,MountEmeishanandMountHuashan.Everyyear,manypeoplegotoMountTaishantoseesunrise(日出).TheYangtzeRiveristhelongestriverinChina.AndthesecondlongestriveristheYellowRiver.DoyouknowthelovestoryaboutXuXianandBaiSuzhen?Ittookplace(发生)neartheWestLake.TheWestLakeisinthesouthofChina.ItisinHangzhou,Zhejiang.Therearealotofbeautifulpoemsaboutit.Someofthepoemswerewritten(被写)byBaiJuyiandSuDongpo.TheWestLakeisalsothehomeofthefamousteaLongjing.Chinaisagreatcountry.ManypeoplefromallovertheworldcometoChinaeveryyear.1．WhydomanypeoplegotoMountTaishaneveryyear?A．Toseesunrise. B．TovisittheWestLake.C．Towritepoems. D．Toenjoytheriver.2．WhereistheWestLake?A．InthenorthofChina. B．InJiangsu.C．InthesouthofChina. D．NeartheYellowRiver.3．WhataresomeofBaiJuyi’sandSuDongpo’spoemsabout?A．MountEmeishan. B．TheWestLake. C．Lovestories. D．TheYangtzeRiver.4．Whatdoesthetext(文章)talkabout?A．TheweatherinChina. B．Thefamousschool.C．TheplacesofinterestinChina. D．Thefamily.5．Whichshowsthestructure(结构)ofthetext?A． B． C． D．6TheweatherinVancouverisverynice.It’swarminwinterandcoolinsummer.SomepeoplesaythatVancouverisoneofthemostwonderfulcitiesintheworld.Vancouverisbeautifulalltheyearround.Whatcanyouseeinspring?Therearemanybeautifulflowersinspring.Wildducks(野鸭)comebackinthespringtime.Theyswiminlakesandenjoythebesttimeoftheyear.Insummer,therearemoreflowers.Manyflowersgrowinwildfields.Inautumn.Vancouverismorebeautiful.Mapleleaves(枫叶)areredalloverthemountains(高山)andplains.Inwinter,theseaisnotverycold.Youcanswiminthesea!Vancouverislikeabigpark.Inthisbigpark,youcanfindmanysmallparks.Canadianslovenature.Theyalwaysgocamping(野营)withtheirfamiliesandfriends.Itisthebestwaytogetclosetonature.Youjustneedtopay(付费)alittlemoneytogetacampingplace.1．Vancouverisacityof________.A．theUSA B．Canada C．theUK D．France2．WhatcanyouseeinthespringofVancouveraccordingto(根据)thispassage?A．Wildducksswiminlakes. B．Thesnowisallovertheroad.C．Mapleleavesarealloverthemountains. D．Peopleswiminthesea.3．Theunderlinedword“nature”means“________”inChinese.A．民族 B．邻居 C．空气 D．自然4．Itis________togetacampingplaceaccordingtothepassage.A．difficult B．expensive C．cheap D．dangerous5．WhichoneisTRUEaboutVancouver?A．ThesummerismorebeautifulthantheautumninVancouver.B．InVancouver,thewinterisverycold.C．Peoplecan’tswimintheseainwinter.D．Peoplelovegoingcamping.7Mangrovesareimportantforourearth.Theycantakeinplentyofcarbon(碳)andmaketheairfresh.Butaroundtheworld,thecitiesaregrowingandtheybringuspollution(污染),somanymangroveforestsarelost.InShenzhen,thecityisworkinghardtohelpmangoves.Thecityissmallandbusy,butitkeeps1%ofthemaincitypartformangroves.ThecityevenmovestheCoastalHighwaytohelpthemangroves.Tobringbackthemangroves,thecityalsoplantsmoremangrovesinsomerightplaces.Now,theFutianMangroveReservebecomeshometomigratorybirds.ManypeopleinShenzhenlikehelpingmangroves.Theyenjoyactivitieslikeplantingtreesandmakingmorepeopleknowaboutmangroves.Buttherearen’tmanychances(机会)forthemtojoinin.So,thecityneedstodomoreandgiveschancestoletpeoplehelp.Helpingmangrovesisgoodforourcityandtheworld.Weshoulddoourbesttohelptheseimportantforests.Andwehavealongwaytogo.1．Whyaremangrovesimportantforourearth?A．Theymaketheairfresh. B．Theyarearoundtheworld.C．Theymakethecitygrow. D．Theyarelostwiththecities.2．HowmanythingsdoesthecitydotohelpmangrovesinParagraph2?A．2. B．3. C．4. D．5.3．Whatdoes“They”inParagraph3referto(指代)?A．Birds. B．People. C．Mangroves. D．Cities.4．Whichcouldbethestructure(结构)ofthetext?A． B． C． D．5．Whatcanwelearnfromthetext?A．Themangrovesareimportanttomigratorybirds.B．Peoplehavemanychancestohelpmangroves.C．Themangovesaroundtheworldarefinenow.D．Peopledon’tknowhowtohelpmangroves.8In1929,SanxingduiwasfirstfoundinSouthwestChina’sSichuanprovince,butitsimportancewasnotrecognizeduntiltheyear1986whenancientcitywalls,palacesandmanygoldivoryandbronzeartifacts(青铜器)havebeenunearthedhere.In2001,archaeologists(考古学家)foundtheremainsofanotherancientcitiescalledJinshanearChengdu.Theyfoundagoldcrownwithsimilarengravedpattern(纹饰)offish,arrowsandbirdsasothergoldenobjectsfoundatSanxingdui.Forthisreason,somescholarsbelievethatthepeoplefromSanxingduimayhavemovedtheirhomestoJinsha.Butitremainsamystery.Herearesomecluesthatmighthelpfindthefacts:In1099BC,ancientwritersrecordedanearthquakeinthecapitaloftheZhouDynasty,inpresent-dayShaanxiProvince.Thoughthatareaisabout400kilometresfromthehistoricsiteofSanxingdui,itispossiblethatthecentreoftheearthquakewasactuallyclosetoSanxingdui.Aroundthesametime,thelayersofdirtshowthattherewaspossiblyagreatflood.IntheHanDynastybookTheChroniclesoftheKingsofShu,itiswrittenthatancientfloodspouredfromamountaininaspot,whichsuggeststheriverflowinginanewdirection.Together,theideasleadpeopletobelievethatpossiblyalargeearthquakecausedalandslidethatdammedtheriver.ThischangeditspathandstoppedthewaterfromflowingtoSanxingdui.ThatmayhaveforcedtheancientChinesepeopletoleavetheirhomestomoveclosertotheriver’snewpath.Livingnearwaterwasveryimportantatthattime.Thepeoplehadtogetwaterfromtheriverandcarryittotheirhomestodrink,cookandwash.1．WhenwasSanxingduifirstfound?A．In1929. B．In1986. C．In2001. D．In1099.2．Whatdoestheunderlinedword“it”referto?A．Howdidancientpeoplemakesuchbeautifulobjects?B．WhyisthediscoveryofSanxingduiimportant?C．HowweretheremainsofJinshafound?D．WhydidthepeoplefromSanxingduimovetoJinsha?3．WhatrecordintheHanDynastybookhashelpedtosolvethismystery?A．Thereweresimilargoldenobjects.B．AnearthquakemayhavehitplacesnearSanxingdui.C．Ancientfloodspouredfromamountaininaspot.D．Ancientpeoplemovedclosetotheriver.4．Whichofthefollowingshowsthestructureofthepassage?A． B． C． D．5．Inwhichbookcanwereadtheabovepassage?A．AliceinWonderland. B．UnsolvedMysteriesoftheWorld.C．TwentyThousandLeaguesUndertheSea. D．TreasureIsland9NotfarfromthebeachofTulum,Mexico,thereisacave(洞穴)calledSacActun.Itismorethan4,000yearsoldandmaybethelongestunderwatercaveintheworld.“SacActun”means“whitecaves”inoneMayanlanguage.Manytouristscometovisitthecaveeveryyear.Theyswimintheclearundergroundwaterandwatchsmallfishswimminginthewonderfulundergroundworld.Recently,ateamofscientistsfoundaconnection(关联)betweenSacActunandanotherlargeunderwatercavenearit.Inthepast,peoplethoughtSacActunwasabout263kilometreslong,butnowscientistssaythecaveisconnectedtoa83-km-longcave—DosOjos.ThiswouldmakeSacActuna347-km-longcave.Theconnectionbetweenthetwocaveswasreportedafterthescientistsspentmonthsworkinginthewater.ThefindingcanhelppeoplelearnmoreabouttheancientMayanpopulation.TheylivedinpartsofMexicoandotherplacesinthearea.TherearehundredsofMayanrelicsinthecave,accordingtoGuillermodeAnda,thedirectoroftheteam.“ItallowsustolearnmoreabouttheancientMayapeople—howtheircitiesappeared,”saidGuillermodeAnda.ItisalsopossiblethatSacActuncouldgetbigger.Thescientiststhinkthatthecavemightbeconnectedtothreeotherunderwatercaves.AllofthemarenearoneanotherbythecityofTulum.1．Thescientistsfound________inMexicorecently.A．abeautifulunderwaterworld B．anewlargecaveinthewaterC．anancientcavecalledDosOjos D．aconnectionbetweentwocaves2．WhatdoweknowaboutSacActun?A．Itwasfoundabout4,000yearsago. B．Fewtouristsvisiteditinthepast.C．DosOjoshasbecomepartofit. D．Itwasonceacaveaboveground.3．Theunderlinedword“relics”inParagraph4means“________”.A．sites B．tools C．paintings D．cracks4．SacActunmaybecomebiggerif

________.A．scientistsspendmoretimeinthewater B．thereareconnectionstoothercavesC．thecityofTulumgrowsinthefuture D．morelargecavesarefound5．Thebesttitleforthispassagemaybe________.A．AJourneytotheLongestCaveintheWorldB．TheHistoryoftheSacActunCaveinMexicoC．TheLongestUnderwaterCityandtheMayaPeopleD．TheLongestUnderwaterCaveFoundinMexico10请先阅读下面短文，掌握其大意，然后根据短文内容从下面的七个选项中选择五个还原到文中，使短文意思通顺、结构完整。一空一句。MountSiguniangorMountFourSistersislocatedinSichuanProvince(省),China.Themountaingetsitsnamefromitsfourpeaks(山峰)closetoeachother.Itissaidthatfourlovelygirlsprotectedpandasfrommonsters(妖怪).1Thesnowymountainsarethehardestforthosewhowouldliketoclimb.Outofthefoursisters,theyoungestoneistheYaomeiPeak,oftencalledSifengPeak.2.Thebraveclimbersfromallovertheworldaretryingtoclimbit.Thereislotsoflargeiceonthesouthernsideandatthefootofthemountain.3DafengPeakis5,025metershighandisatthebottompartofMountSiguniang.Ithasstrangerocksabove4,000meters.4Itistheeasiestpeaktoclimb.NexttoDafengPeakisErfengPeak,whichis5,276metershigh.Itstopisalwayscoveredwithsnow.Insummer,itlooksbeautifulwithgreentreesandgrass.SanfengPeakisinthemiddleandrisesto5,335meters.Thereisalwayssomemist(雾)onthetopofit.5Besidesthefourfamouspeaks,MountSiguniangalsohaslotsofothermountainsreadyforustofind.A．Andthismakesitlookprettyandspecial.B．However,thereareflowerforestsbelowthat.C．Theywanttobecomemoreandmorebeautiful.D．Risingupto6,250meters,itisthehighestofthemall.E．Becausethepeakisclosetothenorthofthemountain.F．Sofar,thetopoftheYaomeiPeakhasbeenreachedonly11times.G．Unluckily,theywereturnedintofourspecialwhitesnowmountains.参考答案1【答案与解析】本文主要介绍了泰山的历史、自然和文化价值。1．细节理解题。根据文中“ThemountainwasoncecalledMountDaishan,MountDaizongorMountTaiyueandwasrenamedMountTaiintheSpringandAutumnPeriod.”可知，这座山曾被称为岱山、岱宗山或太岳，春秋时期更名为泰山，所以泰山在春秋以前有三个名字，故选C。2．推理判断题。根据文中“wonderfulChineseculture”可知，这里指泰山展现了中国文化，所以应用shows“展现”，故选D。3．细节理解题。根据文中“Itwassaidthat72emperorsmadepilgrimages(朝圣)tothismountaininancienttimes.Thisbroughtthemountaingreatfame.”可知，是皇帝的朝圣给泰山带来了巨大的名气，故选A。4．细节理解题。根据文中“Thetallhills,deepvalleys,wonderfulwaterfalls,beautifulrocksandthecenturiesoldtreeswillcertainlystopyourstepwithnothoughtofleaving.”可知，是自然风景能阻止游客离开泰山，故选B。5．细节理解题。根据文中“TheyareSunrisefromtheEast,theSunsetGlow,theSeaofCloudsandtheGoldenBeltalongtheYellowRiver.Itwouldbeagreatpitytomissthefourwonders.”可知，错过四大奇观会很遗憾，故选D。2【答案与解析】本文主要介绍了中国的几个湿地公园，包括银川湿地公园、武汉湿地保护区和辽宁盘锦的湿地公园，以及这些地方在环保方面的努力和成就。1．细节理解题。根据“TheareaoftheYinchuanWetland(湿地)Parkwasonceaplacethatpeopledisliked:wastewatercausedterriblesmellsandalmostnograsscouldgrowontheland.”可知，过去的银川湿地公园是一个人们不喜欢的地方，废水造成了恶臭，几乎没有草能在土地上生长。故选A。2．词义猜测题。根据“TheareaoftheYinchuanWetland(湿地)Parkwasonceaplacethatpeopledisliked:wastewatercausedterriblesmellsandalmostnograsscouldgrowontheland.”可知，过去的银川湿地公园是一个人们不喜欢的地方；根据“Now,itnotonlybecomesapopularplaceforpeopletotakeawalk,butalsoagoodplaceforbirdsandotheranimals.”可知，现在不仅成为人们散步的好地方，也是鸟类和其他动物栖息的好地方。联系前后句可猜测出下划线单词it代指银川湿地公园。故选B。3．细节理解题。根据“Wuhan,thecapitalcityofHubeiprovince,isknownasa‘cityofahundredlakes’.”可知，武汉被称为“百湖之城”。故选D。4．细节理解题。根据“Inthepast,thecityhasalotofenvironmentalproblemsbecauseofoilproduction.”可知，盘锦过去有许多环境问题是因为石油生产造成的。故选C。5．推理判断题。本文主要介绍了中国的几个湿地公园，包括银川湿地公园、武汉湿地保护区和辽宁盘锦的湿地公园，以及这些地方在环保方面的努力和成就。因此这篇文章更像是自然杂志中的一篇文章。故选A。3【答案与解析】本文主要介绍南美洲亚马逊雨林的重要性，以及气候变化和人类活动使“它”生病，而且很难进行自我修复。1．细节理解题。根据“Butsince2005,threedroughtshavehittherainforest.Theywerecausedbyclimatechange.”和“Besides,peoplecutdownrainforesttreesforwood.Theyburntheforesttomakefarmland.”可知，ABC选项都是造成雨林“生病”的原因，没有提到D选项。故选D。2．细节理解题。根据“TheAmazonisalsohometoover3millionanimalsandp