英语：Unit3-Under-the-sea教学案

1 Unit3 Under the sea 教学案教学案 学科学科英语英语教材名称教材名称高中英语选修七高中英语选修七课题课题Unit3 Under the sea 年级年级高二高二学段学段第一学段第一学段备课组长备课组长主备人主备人王惠琴王惠琴 一 概述一 概述 Under the sea 是高中人教版新课标英语新教材二年级选修七第三单元课文 本单元课文所需课时为5课时 共需200分钟 本节课是第二课时 40分钟 Under the sea 是一篇科普文章 中心话题为海底世界 听说读写活动主要围绕海底植物 海底 奇妙景观以及有关大海神话故事展开的 这节课主要培养学生的阅读 归纳能力和联想 创新思维精神 二 教材分析二 教材分析 本单元的中心话题为海底世界 听说读写活动主要围绕海底植物 海底奇妙景观以及有关大海神 话故事展开的 1 Warming Up 部分以海底生物 包括动物和植物 为话题 主要讨论三个方面的问题 学生所见 过的海底生物 在何处见过这些海底生物 学生最喜欢的海底生物 2 Pre reading 部分设计了一个读图题 图片内容为 Killer whales are attacking a baleen whale with whalers waiting by in their boat harpoon at the ready 由此引入阅读文章的相关背景知识 作者 职业 文体等 3 Reading 是一篇以第一人称口吻讲述了一个名叫 Old Tom 的虎鲸的故事 学生阅读此文可以了 解人类如何利用鲸捕杀鲸的残酷事实 同时可以从文中学到许多描述事物和情景的生动手法 4 Comprehending 共有3个练习就课文内容进行讨论 重点检测学生对课文深层次的理解 也以进 行适当的拓展 让学生讨论是否应该关闭捕鲸站并保护鲸 5 Learning about Language 部分是词汇训练 和语法训练 通过用所给词的适当形式填空 复习 V ing 形式的被动式的用法 6 Using Language 分为四部分 综合训练听说读写的能力 三 教学目标三 教学目标 1 Ability goals 能力目标 To help students develop their reading abilityby skimming for main ideas and scanning for details To help students solve the reading problems with the teacher s guidance 2 Learning ability goals 学能目标 To help students learn about animals and plants under the sea To get students to master some key words such as witness abandon reflect drag be aware of and so on 四 教学重点和难点四 教学重点和难点 Teaching important points 教学重点 1 Help to comprehend the text and grasp the main idea of the text 2 Guide students to learn about the usage of some key expressions revise the key words and the language ponits grammar learned in the last passage Difficult Points 教学难点 1 To help students get the main idea and some information by skimming and scanning the passage 2 To help students tell apart from when while and as 五 学情分析五 学情分析 1 Most of the students are poor in English 2 Students are active in thinking and comunicating especially interseted in the given topic Under the sea 六 教学策略选择与设计六 教学策略选择与设计 1 设计的基本理念 Under the sea 一课倡导英语新课标理念下的合作学习 根据英语 课程标准 的指导思想 英语课 程改革的重点是要改变传统教学强调课程从学生的学习兴趣和认知水平出发 倡导学生体验参与 合 作与交流的学习方式和 任务型 的教学模式 让学生去发现问题 解决问题 提高合作意识 培养合 作精神 从而实现学生的主体地位 发展学生的综合语言运用能力 2 教学与活动策略 本课综合运用讲授式 启发式 自主学习 协作学习等各种策略 提供大量的学习资源 指导学 生进行自主探索学习 设计的教学活动遵循快读 详读 巩固 练习 运用 这样的设计是 由梯度的 完成从理解到表达的过渡 七 教学资源与工具设计七 教学资源与工具设计 本节课是在高二文科班多媒体教室实施的 专门为本课设计 制作的资源课件 收录机和本课的课文录音磁带 八 教学过程八 教学过程 Teaching procedure Step 1 Warming up talking about ocean plants and ocean animals Hello class This week we shall go to the sea to learn about ocean plants and animals About Ocean Plants There are two general types of plants found in the ocean those having roots that are attached to the ocean bottom and those not having roots which simply drift about with the water About Ocean Animals Ocean animals are divided into three groups zooplankton nekton and benthos Zooplankton are drifting small animals however they can grow to fairly large size For example the jellyfish Step 2 Pre reading What is an anecdote Let s start with a definition Anecdote a usually short narrative of an interesting amusing or biographical incident Give some anecodotes you have read Step 3 Reading 1 Reading aloud to the recording Now turn to page 20 and read aloud to the recording of the text Old Tom You are asked to copy all the useful expressions into your notebook after class as homework You may make your own sentences with each of these expressions Expressions from Old Tom The Killer Whale at the time 在那时 witness with my own eyes 亲眼所见 sort out 整理 分类 run down to 跑 2 向 追捕 throw out of the water 使 失去 离开 水 ahead of 在 之前 race after 追 赶 head out into 朝 去 flee out to sea 逃逸出海 point to 指向 thea pack of excited dogs 一群兴奋的狗 within a moment or two 在一时片刻 be dragged by down into 被 拽入 the depths of the sea 海底深处 have a good feed on 美美地享用 handle the boat 掌舵 be abandoned by 被 遗弃 4 Understanding difficult sentences In groups of four analyze the structure of any of the difficult sentences If you have any problems which are too difficult for you to solve do not hesitate to put them to me Reading and transferring In pairs read the text find information to complete the following form When Where Who What On the afternoon in June 1902 At the whaling station I a 16 year old boy Witnessing killers helping the whalers catch the huge whales Comprehension questions 1 How did the killers help the whalers catch the whale The wrong one is A Old Tom reported the news to the whalers B Some stopped it fleeing out to sea C Some used the harpoon to hit the whale D Some killers threw themselves on top of the whale to stop it breathing 2 Which order is correct according to the passage A Clancy heard a huge noise coming from the bay B Clancy grabbed his boots and raced after George to the boat C The killers started racing between our boats and the whale D The man in the bow of the boat aimed the harpoon at the whale A ABCD B ACBDC BDAC D DBCA 3 Which of the following statements is TRUE A Killer whales are whalers friends B Killer whales often hunt cooperatively in groups for food C Killer whales like eating the lips and tongues of whales D There s no danger in the sea because killer whales can protect human beings Part Vocabulary and Useful Expressions 重点单词重点单词 1 annual adj 每年的 按年度计算的 n 年刊 年鉴 annually adv 每年地 年度地 anniversary n 周年 纪念 2 witness vt 当场见到 目击 n 目击者 证人 证据 3 accommodation n 住所 住宿 4 opposite prep 在 对面 adj 相对的 相反的 5 pause vi 执拗的 In case of urgency call the police 一旦发生紧急情况 打电话给警察 They were urgent in their demands 他们坚持他们所提出的要求 单项填空 The captain urged his team D make greater effort 2010 01 陕西师大附中检测 A with B on C of D to 6 abandon vt 遗弃 抛弃 放弃 常用结构 abandon oneself to sth 沉迷于 联想拓展 U 遗弃 离弃 抛弃 放弃 放弃者 遗弃者 投保者 承保人 被遗弃者 被遗弃的 无拘束的 keys abandonment abandoner abandonee abandoned 翻译 There was an abandoned house by the riverside He lives an abandoned life 答案 河边有一座被遗弃的房子 他过着无拘无束的 单项填空 As time goes on fewer and fewer old men are D in the countryside 2010 01 山东青岛模块检测 A abandon B to abandon C abandoning D being abandoned 7 aware adj 意识到的 知道的 常用结构 be become aware of sth 意识到某事 be aware that clause 知道 意识到 make sb aware that clause 提醒某人注意 make sb aware of 让某人注意到 他没有意识到危险 她知道我已经完成任务了吗 keys He is not aware of danger Was she aware that I had finished the task 联想拓展 unaware adj 不察觉的 不知道的 awareness n 知道 意识 温馨提示 aware后跟名词性从句时 一般在从句前不能用of 但在what从句前必须用of 5 用适当的介词或aware的适当形式填空 When you write your goals in a particular way you are able to make yourself continuously aware situations that will bring you nearer to your goal The principal didn t seem to be aware there should have been so much dispute about the decision Health officials throughout the world have tried to make people raise about AIDS Mike seems of the trouble he s causing otherwise he would stop it 答案 of that awareness unaware 8 hang v 悬挂 吊 施以绞刑 垂下 The boy hung his head in shame 那个男孩羞愧地低下了头 联想拓展 hang back 踌躇不前 退缩 hang down 下垂 低下头 hang on to 紧紧握住 坚持下去 hang on 抓紧 取决于 不挂断电话 hang about hang around 徘徊 荡来荡去 hang by on upon a thread hair 千钧一发 hang it doubt 疑惑不决 hang up 悬挂 吊 终止 挂断电话 单项填空 I was so angry that I on him A hung down B hung up C hanged on D hang back 解析 选B 句意为 我太生气了 以至于我挂掉了他的电话 hang down下垂 低下头 hang on紧 紧握住 坚持下去 打电话不挂断 hang back犹豫 畏缩 hang up悬挂 吊 终止 挂断电话 重点短语 9 sort out 整理 挑出 处理 问题 困难 I ve sorted out the papers that can be thrown away 我已经把那些可以扔掉的报纸整理出来了 We ve got a few problems to sort out 我们有几个问题要解决 联想拓展 sort through 翻查 归整 整理 put away 把 存放好 He was sorting through a pile of papers on his desk 他在整理桌上的一堆文件 Put away your books please 请将书本收起来 翻译句子 他从相片中挑出自己的 并把它们放到相册中 放学了 把书本收好 答案 He sorted his own photos out from others and kept them in an album After school put away your books 10 help out 帮助 某人 摆脱困难或危难 Can you help me out with the maths problem 你能帮我解出这道数学题吗 联想拓展 help sb with sth 帮助某人某事 with the help of 在 的帮助下 借助 help oneself to 请随便自己动手 夹菜吃 用 等 can t help doing sth 禁不住 忍不住 can t help but do sth 只能 不得不 Please help yourself to some fish 请随便吃点鱼 She can t help laughing 她忍不住大笑起来 I can t help but wait 我只能等 11 throw oneself out of 跃出跃出 The man suddenly threw himself out of the water and said I m here 那个人突然跃出水面说 我在这儿 联想拓展 throw oneself at 冲向 throw oneself into 投身于 积极从事 throw away 扔掉 throw up 呕吐 throw sb into prison 把某人投入监狱 throw at 对准向 扔去 希望击中 throw to 向 方向 扔去 翻译句子 休息了一会后 他重新投入了救援工作 你可以帮他把书递给他 但向别人投掷书本是不对的 答案 After a short rest he threw himself into rescuing again You can help him to give this book to him but it s wrong to throw books at others 12 upside down 上下翻转 The naughty child is always turning everything in the room upside down 这淘气的孩子总是把房间的东西搞得乱七八糟 6 联想拓展 inside out 里面朝外 翻面的 He wore the sweatshirt inside out 他把运动衫反过来穿 翻译句子 你把那幅画挂颠倒了 春节期间 中国人喜欢将 福 字倒过来挂 答案 You ve hung that picture upside down In the Spring Festival Chinese people would like to hang the character fu upside down 13 bring in 带来 获利 赚 求援 求助 引进 Bring those suspects in 把嫌疑犯们带进来 The sale brought us in over 1000 这笔买卖使我们赚了一千多美元 They began to use English but they also brought in some words from their own languages 他们开始使用英语 但他们同时也从自己的语言中吸收一些词汇 联想拓展 bring about changes 引起变化 bring along 把 带来 bring back 归还 bring down 使倒下 降低 减少 bring on 使前进 bring out 使显现 出版 穿着 bring up 教育 抚养 呕吐 单项填空 Summertime out neat belted cotton dresses and a hat pulled low over her sunglasses A took B brought C carried D turned 解析 选B bring out意为 穿着 句意为 夏天她穿着干净 扎腰带的棉布裙 低戴着帽子遮着太 阳镜 根据句意 选B 重点句型 14 It was a time when the killer whales or killers as they were then called helped the whalers catch the baleen whales that were on their annual migration 那个时期 虎鲸 当时被称为 杀手 帮助捕鲸人在每年须鲸迁徙时捕捉须鲸 It was is a time when 曾经一度 那时 It was a time when motorcars were rare 那时汽车是很罕见的 It was a time when she could not bear the pain and wanted to kill herself 她曾经一度无法忍受病痛 想结束自己的生命 翻译句子 曾经没人能理解我的计划和雄心 现在这一社区的人们相互帮助 和谐相处 答案 It was a time when no one could understand my plan and ambition It is a time when people in the community would like to help each other and live harmoniously Part Warming up Pre reading and Reading Reading Comprehension Scan the text then fill in the blanks Before the hunt The killer whale threw itself out of the water and then crashed down again It swam by the boat showing the whalers the way During the hunt The killers were working as a team Some were throwing themselves on top of the whale s blow hole to stop it breathing Others were stopping it fleeing out to sea After the hunt The killers dragged the dead body down into the depths of the sea having a good feed on its lips and tongue Put the following sentences into correct order Using a telescope we could see that something was happening The killers started racing between our boat and the whale Clancy arrived at the station The men started turning the boat around to go home Clancy heard a huge noise coming from the bay The whale yelled out We jumped into the boat with the other whalers and headed out into the bay The man in the bow of the boat aimed the harpoon at the whale Answer 5 6 1 8 2 3 4 7 Choose the best answer according to the text 1 The first story is mainly about B A a hunting experience of Old Tom B how Old Tom helped with whale hunting C how the whalers killed a whale D how killer whales killed a whale 2 The second story was told to C A show killer whales were cruel hunters B entertain readers 7 C show killer whales could protect and save people in danger D show killer whales never harmed or attacked people 3 According to the second story the killer whales can protect men from being attacked by D A whales B tigers C enemies D sharks 4 C killed the whale at last A Old Tom B The killer whales C The whalers D The author 5 Why did the men start turning the boat around to go home after the whale died C A Because they didn t need a dead whale B Because they couldn t find the whale s body C Because they knew that the dead whale wouldn t float up to the surface for around 24 hours D They had to do this because it was too late 6 Which of the following might be true C A The author was for banning 禁止 whaling 捕鲸 B The author was against banning whaling C Whaling was not banned at the beginning of the 20th century D The author thought it was Old Tom s duty to protect James 7 We can infer from the text that A A the killer whales may be trained by the whalers B the killer whales want to help man catch the whales themselves C the killer whales need no training for helping the whalers D the killer whales want to help whales after being killed 课后练习 I Summary Fill in the blanks according to the passage Working at the station I had whales being attacked many times On the afternoon I arrived at the station as I sort 短语 my accommodation I heard a loud noise coming from the bay Running down to the shore in time we saw an huge 同义词 animal It is called Old Tom the killer George said as he ran ahead of me the distance we could see that something was happening As we draw I could see a whale by a of about six killers Being badly wounded the whale soon died Very soon its body was by the killers down into the of the sea Keys whaling witnessed was sorting out enormous in drew nearer being attacked pack dragged depths II Complete the following sentences with proper words 1 The police are appealing to the public for any driver who may have 目击 the accident 2 The professor 暂停 for a moment and then continued his speech 3 Before cleaning the bedroom you d better d the carpet out of it 4 One week ago my parents u that I should apologize to him 5 The childless old lady offered to adopt one of the children 遗弃 by their parents 6 You do not have to y I can hear you clearly 7 Have you heard of the frogmen 潜水 for the sunken treasure 8 Many German artists f to America at the beginning of World War II Keys witnessed paused drag urged abandoned yell diving fled III Translation 1 I had already heard that George didn t like 等人 2 I could see a whale 被攻击 by a pack of about six other killers 3 受了重伤 the whale soon died 4 From James s face I could see he was terrified of 被遗弃 by us 5 I 把这个消息告诉她 as soon as she comes back 6 She looks 好像玩得挺开心 7 He arrived home just in time to 看到他的兄弟被带走 by the police 8 The broken bike was found 被弃在河边 Keys 1 being kept waiting 2 being attacked 3 Being badly wounded 4 being abandoned 5 will shall tell her the news 6 as though as if she has had a good time 7 witness his brother being taken away 8 abandoned by the river side Part III Grammar 被动语态 二 v ing 的被动语态 一 回顾 v ing 的形式 语态 时态 主动形式被动形式 一般式 完成式 Keys 一般式 not doing not being done 完成式 not having done not having been done V ing 可作主语 宾语 表语 定语 状语和宾语补足语 但不能单独作谓语 二 v ing 的用法 8 1 作主语 Swimming is good for health raise your hat to a lady is good manners 对一位女士脱帽致敬是礼貌的 kill by sharks in the sea is a common thing Keys Raising Being killed It s no use good doing sth It s a waste of time doing sth It is no use crying over spilt milk 覆水难收 It is a waste of time talk to him It is important for me learn English Keys talking to learn Exercises 1 1 the exam will disappoint your parents A You failing B Your failing C You fail D You to fail 2 I don t think it s much good to him A writing B to write C write D written 3 the same mistake again made his parents very angry 他犯同一个错误 4 It is no use without 光说不做是没用的 Keys B A Making talking doing 2 作表语 Teaching is learning 教学相长 My hobby is make model planes making What worried the child most was C to visit his mother in the hospital A his not allowing B his not being allowing C his being allowed D having not been allowed 注意一 Playing with fire is dangerous To play with fire will be dangerous 动名词作主语表示 多次行为 不定式作主语往往表示 的动作 答案 一般或抽象的 具体的或一次性 To see is to believe Seeing is believing V ing 形式和不定式同时作主语和表语其前后形式要 答案 保持一致 3 作宾语 V ing 形式既可作动词的宾语 也可作介词的宾语 We would appreciate hearing from you 我们会珍惜你的来信 The bird escaped catch I feel like join the army He was afraid of abandon by us Keys being caught joining being abandoned 注意 在 avoid admit appreciate consider delay enjoy escape excuse finish forgive imagine mind miss practise risk suggest give up put off feel like insist on instead of look forward to object to keep on 等后只接 V ing 形式作宾语 注意二 在 want need require deserve 值得 等动词之后作宾语时 常用动名词的主动式表示被动意义 want need require doing want need require to be done The problem requires 这个问题需要认真研究 The trees want 这些树需要浇水了 在 be worth 后面只能用动名词的主动形式来表示被动意义 His suggestion is worth considering The book is worth allow advise forbid permit doing sth allow advise forbid permit sb to do sth We don t here 不许吸烟 We don t here 不许学生吸烟 Keys studying carefully watering reading allow smoking allow students to smoke Exercises 2 1 The thief entered the room without A noticing B being noticed C having noticed D having been noticed 2 The sentence wants once more A to explain B explaining C being explained D to be explained it 3 When he heard the big noise Tom stopped read and go to the window to see what was happening 4 I am busy prepare for the entrance examination so I can t help do housework at home Keys B B reading went preparing to do 4 作定语 9 The girl standing there is my sister This is a piece of surprise news The problem discuss now is very important The farmers work in the fields are tired Keys surprising being discussed working 5 作状语 Hearing he good news he jumped with joy He sat at the table read China Daily work hard you will succeed Keys reading working 6 作宾语补足语 I saw people coming and going in the street I heard her sing a song in her room You ll find the topic discuss everywhere now Keys singing being discussed 7 V ing 一般式和一般式的被动形式 1 He hurried home looking behind from time to time 2 The building being repaired is our dormitory 答案 1 他匆匆忙忙的回家 并不时的回头往后看 2 正在修建的这栋大楼是我们的宿舍 练一练 1 George didn t like 被嘲笑 2 I could see he was terrified of by us 被抛弃 V ing 的完成式和完成式的被动形式 3 Having lit a candle she went out 4 Having been given such a good chance you should catch it 参观了图书馆之后 我们又去了实验室 we went to the lab 你记得十岁的时候曾被带去北京吗 Do you remember at the age of ten Keys 1 being laughed 2 being abandoned 3 点燃蜡烛之后他就出去了 4 给你这么好的机会 你应该抓 住 Having visited the library being taken to Exercises 3 Fill in the blanks 1 turn to the right you will find the place you want 2 ask to put on performance she refused 3 finish his work Henry went home 4 learn new words is useful 5 badly wound the whale soon died 6 James was afraid