新教材2023版高中英语Unit3SeaExplorationSectionⅣWriting-关于海洋探索的议论文课件新人教版选择性必修第四册

Writing——关于海洋探索的议论文文体感知本单元的写作任务是辩论性议论文，议论文以说理为主要表达方式，针对某个问题、某种现象或某个事件进行分析、评论，从而剖析事物，论述事理，发表见解，提出主张。其基本框架为：增分佳句第一段：点明要辩论的主题1．Whenitcomestooceanexploration,peopleholddifferentopinions.当谈到海洋探险，人们持有不同的观点。2．Theopiniononwhethertofurtherexploretheoceanvariesfrompersontoperson.

关于是否进一步探索海洋的意见因人而异。3．Ourclasshadaheateddiscussionaboutthephenomenon.Opinionsaremainlydividedintotwogroups.我们班对这种现象进行了热烈讨论。主要有两种观点。第二段：用简洁的语言陈述双方的观点，

然后再分条陈述理由，

注意论据要合情合理1．Somepeopleholdtheviewthatoceanexplorationmaydodamagetosomemarinelife.

一些人认为海洋探险可能会对一些海洋生物造成损害。2．Somepeoplesupport/areinfavourofoceanexplorationbecauserichresourcesintheoceanmayhelpsolvetheproblemofenergyshortages.

一些人支持海洋勘探，因为海洋丰富的资源可以帮助解决能源短缺的问题。3．Amajorityofpeopleapproveoftheideasbecausefishcanprovideuswithrichnutrients.大多数人赞成这个观点，因为鱼可以给我们提供丰富的营养。4．Throughoceanexploration,wecanknowmoreabouttheoceanandbetterunderstandthereasonwhytheenvironmentchanges.通过海洋探索，我们可以更多地了解海洋，更好地了解环境变化的原因。5．Informationfromoceanexplorationisimportanttoeveryone,whichhelpspredictearthquakesandtsunamis.海洋勘探的信息对每个人都很重要，它有助于预测地震和海啸。6．However,somepeopleholdadifferentopinion.Theythinkthathuman'soverfishingmaynotonlycausepollutionbutalsodestroythedeep­seaecosystem.然而，一些人持有不同的观点。

他们认为人类的过度捕捞不仅会造成污染，还会破坏深海生态系统。第三段：

表达作者自己的观点1．Personallyspeaking,therearesomegoodandbadeffectscausedbyoceanexploration.就我个人而言，海洋探险既有好的影响也有坏的影响。2．AsfarasI'mconcerned,moderateoceanexplorationisworthinvestingbecauseitcaninspirehumanstofindnewenergy.在我看来，适度的海洋勘探是值得投资的，因为它可以激励人类去发现新的能源。典题演练假定你是李华，学校即将举行以“Isitnecessaryforhumanstoexploreoceans？”为题目的英语作文比赛，请按照下列要求写一篇80词左右的议论文。要点如下：_______________________________________________________________________________________________________________________赞成的理由反对的理由你的看法1.获取更多的海底资源；2.提高对地球上生命的理解。1.造成海洋污染，导致海洋生物死亡；2.破坏生态系统。……

谋篇布局遣词造句1．人们应该广泛探索海洋吗？________________________extensively?2．昨天，我们班对此进行了热烈的讨论。Ourclass________________________yesterday.3．海洋探索使我们有可能发现新的食物和能量来源。Seaexploration___________________________

newsourcesoffoodandenergy.4．海洋探索提高了我们对地球生命的理解。Seaexploration__________________________________________________.5．这也许会带来更多的污染并对海底生态系统造成破坏。Itmay_____________________

andthiscandestroytheunderwaterecosystem.Shouldpeopleexploreoceanshadaheateddiscussionaboutitmakesitpossibleforustodiscoverimprovesourunderstandingoflifeontheearthbringaboutmorepollution句式升级1．请把第1、2句话合成whether引导的宾语从句。_______________________________________________________________________________________________________________________2．请把第3、4句话合并成含有notonly...butalso...的并列句。_______________________________________________________________________________________________________________________3．请把第5句话升级为定语从句。___________________________________________________________Yesterdayourclasshadaheateddiscussionaboutwhetherpeopleshouldexploreoceansextensively.Notonlydoesseaexplorationmakeitpossibleforustodiscovernewsourcesoffoodandenergy，butalsoitcanimproveourunderstandingoflifeontheearth.Itmaybringaboutmorepollution，whichcandestroytheunderwaterecosystem.

完美成篇DearEditor，Yesterdayourclasshadaheateddiscussionaboutwhetherpeopleshouldexploreoceansextensively.Someareinfavourofseaexploration.Intheiropinion，notonlydoesseaexplorationmakeitpossibleforustodiscovernewsourcesoffoodandenergy，butalsoitcanimproveourunderstandingoflifeontheearth.Opponentsofseaexplorationthinkthatitmaybringaboutmorepollution，whichcandestroytheunderwaterecosystem.Besides，peoplearemurderingmarineanimalswithoutmercy，leadingtotheextinctionofmanyspecies.Personally，environmentalrisksshouldbebalancedwitheconomicneedsandwearesuretomanagethisbalance.Yours，LiHua单元知识回顾与提升闪卡展示快速高效Ⅰ.请快速说出下列单词的汉语意思1．merchantn.

________________

adj.________________2．fleetn.________________3．channeln.________________4．maritimeadj.________________5．tournamentn.________________6．laptopn.________________7．coveragen.________________8．submersiblen.________________9．underwateradv.________________

adj.________________10．coraln.________________11．directoryn.________________12．gallonn.________________商人；批发商海上货运的舰队；机群；车队航道；海峡；频道海的；海运的；海事的锦标赛；联赛笔记本电脑；便携式电脑新闻报道；覆盖范围潜水器；可潜船在水下水下的珊瑚名录；电话号码簿；(计算机文件或程序的)目录加仑(容积单位，1英制加仑约等于4.5升)Ⅱ.请快速拼写下列单词1．________n.故事；叙述2．________vt.看；看见3．________n.等级；水平；联合会；联赛4．________adj.皇家的；王室的；高贵的5．________vi.&vt.(使)撤回；撤离6．________n.纽带；关系vt.&vi.增强信任关系；使牢固结合7．________n.

政治；政治观点8．________vt.对……征税；使纳税n.税；税款9．________adv.与此同时；(比较两方面)对比之下10．________vt.开发；利用；剥削talebeholdleagueroyalwithdrawbondpoliticstaxmeanwhileexploitⅢ.请快速检验下列拓展词1．________vt.扩展；使伸长；延长→________n．扩大；延伸；延期；电话分机2．________vt.商定；达成(协议)vi.谈判；磋商；协商→________n.谈判3．________n．职业；行业→________adj.专业的；职业的→________n．教授；(大学的)讲师，教员4．________n．混合；结合体；混合物→________vt.配制；混淆；使混合→________adj.混合的；人员混杂的extendextensionnegotiatenegotiationprofessionprofessionalprofessormixturemixmixed5．________vt.&vi.鼓掌

vt.称赞；赞赏→________n．鼓掌；掌声；喝彩6．________adj.有人控制的；需人操纵的→________vt.给……配置(人员)；操纵(机器等)；在……岗位上工作7．________vt.谋杀；凶杀；毁坏

n．谋杀；凶杀→________n．谋杀犯8．________n．反对者；对手；竞争者→________vt.反对；抵制→________adj.反对的；截然不同的applaudapplausemannedmanmurdermurdereropponentopposeopposedⅣ.请快速写出下列短语1．Withmanyreferencematerials________________(在手头),hegotdowntowritinghisgraduationthesis(论文)．2．Nothingcanpreventhimfromexploringthesea，he________________(起航；开航)againafterashortrest.3．________________(回报)hiskindhelp，shetreatedhimtolunch.4．Weshouldn'tpollutethemarineworld________________(为了……的利益)humanbeings.5．Theyhadto________________(退出)thechannelbecauseofthegunfireoftheenemy.6．________________(在……的指挥下)theofficer,theysucceededindefeatingtheenemy.7．It'shightimethatweshould__________(采取措施)toprotecttheoceans.8．Hugewavesattackedthesmallboattimeandtimeagain________________(残忍地)．inhandsetsailInreturnforforthebenefitofwithdrawfromUnderthecommandoftakeactionwithoutmercyⅤ.请快速背诵下列课文原句1．__________________________

wasastrongpassionforthepeopleofearlycivilisations.早期文明的人们对勾勒出完整的世界版图满怀激情。2．Fromascientificpointofview，_____________________________inordertounderstandclimatechangeanditseffects.从科学的角度来看，迫切需要对北极进行研究，以便了解气候变化及其影响。3．Inancienttimes,silkfromChinafounditswayoverlandtoIndia,theMiddleEast,andRome,along___________________________．

在古代，来自中国的丝绸沿陆