8AUnit4Inventions.doc

Unit 4 Inventions一、 教材分析本单元围绕着”发明”为话题来展开听、说、读、写的训练。通过阅读几项伟大的发明的故事，指导学生说明文，激发他们的阅读兴趣以及科学探索精神，同时在听说读写中引导学生掌握有关Good, bad and far 的比较级和最高级以及（not）asas 的相关用法。二、 教学对象分析1. 学生对于“古代的发明”比较熟悉，有利于开展本单元的各项听说读写任务。2. 学生对于Good, bad and far 的比较级和最高级以及（not）asas 的相关用法的用法其实并不陌生，在小学和初一已经接触过，只是没有进行专项的归纳性学习。在本单元，教师可以系统地帮助学生温故而知新，引导学生在一定的语境中熟练运用Good, bad and far 的比较级和最高级以及（not）asas 的相关用法三、 单元教学目标1.认知目标学习水平学习内容学习水平的描述语音1. Learn to use rising intonation.2. 能流利地朗读课文及与课文水平相当的短文, 语音、语调、句子重音和停顿基本正确。词汇1. 重点词汇单词advertisement, funny, create, telephone, wheel, comfortable, carriage, century, passenger, invent, practical, since, distance, mobile, anytime, develop, lamp, candle, daytime, dust, special, wing, topic,petrol, introduction 词组：instead of, since then, keep in touch with, in the daytime, keepoff, at the same time语言技能readingRead an article about great inventions.listeningListen to advertisements for four funny inventions.speakingLearn to use rising intonation.Talk about the most useful invention to you and your family.writingWreite a short article about a new invention that you will create.学习策略了解记忆词汇的不同方法，学会记词汇笔记。学会利用网络资源了解更多有关同级比较和比较级方面的知识。2能力发展目标：1）能够在听、说、读、写等语言综合实践活动中运用本单元的重点词汇、句型与语法。2）在学习中提高交流和传递信息的能力，在写作中句型使文章更连贯和流畅。3）通过指导学生在模拟交际中运用所学的知识，培养学生探究学习、合作学习、自主学习的能力。四、单元教学重点1.学生熟练掌握重点词汇25个，短语6个 2.指导学生利用所学句型正确表达思想、进行交际活动。 3.指导学生归纳一般将来时用法并在实践中熟练运用它们。五、单元教学重点 1. 通过形式多样的课堂活动与任务，帮助学生完成阅读理解、听力理解等学习任务。 2. 引导学生积极主动地探究学习，从教材以外的渠道去了解与本单元主题相关的文化背景信息、资料等，并且与同学进行相互交流，顺利开展包括口头汇报、写作展示等拓展活动，培养学生探究学习、自主学习、合作学习的能力。六、教学策略 1.在教学中，教师应积极设情景引入，配合媒体、表情、动作、进行视听说演示，激发学生兴趣。 2.教师应采用有利于学生学习的教学方法，善于引用学生通过阅读或观察、比较对比知识进行归纳总结。增加学习内容的复现和巩固练习、及时反馈学习情况。 3.教师应该根据自己学生的具体情况对教材进行整合，精讲精练，调动学生的学习兴趣，使他们积极参加参与课堂各种学习活动。在阅读的过程中，教师指导学生培养阅读策略与技能及写作过程中的写作技巧训练。七、媒体的选择与设计 1. 充分利用和发挥基本的教学媒体，如课本，教师的身体语言、板书的作用。 2. 适时、合理地使用计算机多媒体或电子白板，增大课堂的容量，更好地辅助课堂教学。八、各课时教学内容安排建议课 时教学内容及课型教学目标及简单教学环节设计第1课时Reading A(阅读课)一、 定位：input-based, 阅读理解为主。二、教学目标：1. 通过多种形式的阅读活动与任务，帮助学生理解课文。 2. 指导学生运用一定的阅读理解学习策略，培养一些阅读微技能，如：寻读，找出关键信息等；扫读，获取文章大意；通过构词法或上下文猜测生词大意；推断等。三、教学重点：阅读微技能的培养，加强信息寻找能力。重点把握常用到的单词和短语，并把它们运用到实际生活中。四、教学难点：含形容词比较级或最高级句子的理解。常用单词和词组。教学环节设计：Step1.Leading-in1)Free talk.Ask Ss to look at the pictures on page 49 and talk with their parter: and Ask Ss some questions about intentions What is the first invention in history?How do the inventions help you in your daily life?b)Get Ss to look at the picture and write the the name of each invention in the blanks.(Exercise A1 on p50)Step2.Pre-readinga)Ask Ss to look at the photos ,the title,the introduction and the sub-headings of the article on page 51, Then answer the questions below. (finish exercise B on page 50.)1.What three inventions will the article talk about?2.Which invention do you think is the greatest invention?Why?b)Vocabulary presentation: Get Ss to learn some new words by showing some pictures.c)Cocabulary exercise:Get Ss to finish exercise C1and C2 on page 60 to consolidate the new words.Step3. While- reading1)First reading: Tell Ss to read the text quickly and finish exercise （双语报B1版：走进课文题目）.2)Second reading: Read the text again and complete exercise D1 and D2 on page 61.3）Chect the answers.Step4.Post-readinga) Discussion(group work): Get Ss to Discuss in groups: Can you name some other great inventions?Why do you think they are great?(finish exercise D3 on page53)Step5.Learning lagnuage points:a.Deal with some useful phrases and expressions in the passage. Guide the Ss to learn and use them in their own speaking and writing.1)The following are three of the most important inventions in history.2)a few thousand years3）in the early 19th century4)become popular5）It + has been/is + 一段时间 + since + 过去时态的句子V短暂性 现在完成时态 + for +一段时间 since +过去时间 一般过去时态 + 过去时间 e.g., Its 20 minutes since the train left. The train has been away for 20 minutes. The train left 20 minutes ago.6)over long distances7) 数词：hundred, thousand, million, billion 具体数目：数字 +数词单数 e.g., two hundred 不具体数目：数词.s +of + e.g.hundreds of8)mobile phone9)allow sb to do sth10)keep in touch with sb11) 54. 工具 “with”用 方式 “by” 语言 “in”in a way / inways用方式12）同级比较: 1)肯定: as + adj. 原级/adv原级 + as (和 一样)否定: not as/so + 原级 +as2)多音节: “比 ” more + 多音节adj. + than “不如” less + 多音节adj. + than3)倍数 + as + 原级 + as “是的多少倍” 倍数 + 比较级 + than “比多少倍”Step6.Summary.Get Ss to Summarize what theyve learned.Step7.Homework:(1) Finish the exercises in Students Times. (2) Finish the Reading exercises in Book B.第2课时Listening (听力课)一、定位：input-based, 听力理解为主。二、教学目标：1 To develop the listening abilities.2 To learn how to select the relevant information and fill in a form correctly.三、教学重点：听力技巧的培养。四、教学难点：筛选信息，填写表格。三、教学环节设计：Step1. RevisionGet a student to say something about the main idea of Reading A.Step2. Pre-listening1 Vocabulary presentation: Get Ss to learn some new words by showing some pictures.2 listening tips: When listening, Wacth the important words, such as names, times and numbers.Step3.While listening 1）Get the Ss to listen to advertisement for four funny inventions and complete their name. Write one word in each blank (finish Exercise on page 54)2) Play the recording again for the Ss to listen and complete the table (Get students to practice the strategy. Focus on the listening strategy: listening of key words)3)Check the answers.Step4.Post- listening Listening Book B1) Get the Ss to read through the questions in A1 in Book B first.2) Play the recording for the Ss to listen and finish it in Book B)3) Play the recording again for the Ss to listen and finish A2 and B on their own. (Focus on the listening strategy: listening of key words.)4) Play the tape again and Check the answers to A2 and B on page 83 in class.Step 5.Summary-Ask the Ss tu summarize what we have learned today.Step6.Homework A Finish related exercises in Students Times.第3课时Language（语法课）一、定位：practice -based，启发学生, 归纳语言知识，开展各层次、强化性和综合性练习，多种技能结合训练, 以练为主。二、 教学环节设计:Step1.Grammar Learning -good, bad and farPresentation:The comparative and superlative forms of some adjectives are inrregular:不规则变化 原级 比较级 最高级 good/well better best bad worse worst many/much more most little less least far farther/further farthest/furthest Step 2:ExerciseGet Ss to finish exercise A1 and A2 on page 55-56.Step 3Grammar B(not)asas1)肯定: as + adj. 原级/adv原级 + as (和 一样)否定: not as/so + 原级 +as2)多音节: “比 ” more + 多音节adj. + than “不如” less + 多音节adj. + than3)倍数 + as + 原级 + as “是的多少倍” 倍数 + 比较级 + than “比多少倍”Step 4 Consolidation:A.Get Ss to finish B1and B2 on page 57.B.Exercise:1 Oh , Im hungry, Mum, can I have the hamburger on the plate? - No, It tastes _ . A . terrible B . terribly C . good D . well2 What do you think of your English teacher? - I love her. She is really _. She always has a smile on her face. A . outgoing B . funny C . friendly D . serious3 Would you mind speaking a little _ ? I cant follow you. A . quickly B . slowly C . quickly D . politely4 Lets do it _ . There is only five minutes left. A . hardly B . slowly C . quietly D . quickly5 The wind blew _ last night and many big trees were blown down. A .heavily B .badly C . hardly D .strongly6 Dont play with fire. Its too d_.7 Nobody is q_ sure how many bikes there are in Conghua.8 Dont run so f_ ! I cant catch up with the bus ! 9 Its too n_ here. Could you please turn down the TV a little bit , Sally?10 I was s_ to see Ann in the street. She went to America three years ago.11 Lily is a _ girl. She often does her homework _. A . careful, careful B . carefully , carefully C . carefully, carefully D . careful, carefully12. This match made them _at last.13.- The shop is _ on Saturday and Monday.- I see. Ill go here on Monday then.A. open B. close C. opened D. closedA. friendly B. happily C. quickly D. slowly ( )14. Her mother was out. She stayed at home _ , but she didnt feelA. alone, lonely B. lonely, alone C. alone, alone D; lonely, lonelyStep 4. SummaryGet ss to summarize what they have learned today.Step 5:Homework完成双语报及B册内相关练习。第4课时Speaking (口语课)一、定位：output -based，引导学生进行表达赞同或提出异议，学会以不同的提问方式来做调研，穿插结合写的练习,突出说为主。二、教学目标：1. 让学生通过对话形式来表达自己的观点。2. 进一步复习形容词的比较级和最高级，巩固形容词的用法。3. 让学生学会如何以不同的提问形式来做调研，了解大家使用电脑的目的。三、教学重点：学生能清晰表达自己的观点，特别是用比较婉转的语气表达异议。四、教学难点：培养学生表达与沟通能力。五、教学环节设计:Step1.Talk Bar Get some Ss to talk about some information about Reading A using 6-8 sentences. Step2. Speaking A-Talk time:Intonation(1) Rising intonation (1) Get the Ss to pronounce A.(2) Play the tape for Ss to follow it and say the words aloud.(Ex. A1)(3) Ex.A2-Ss listen to the conversation below, make a conversation like the one in A1.Try to make your voice rise correctly. Talk about the things form the box. Step3. Speak up(Pair work)(1) In pairs, talk about one of the everyday inventions below or a choice of your own. Use the following questions to help you.Follow the example:Step4.Consolidation: Finish Exercise in Book B.Step5. Homework Some related exercise on Student Times.第5课时Writing 一、定位：output-based，以写和说为主。三、教学环节设计: Step 1:pair workIn pairs, get Ss to look at the photos on page 60 and complete the report below.Get Ss to learn about the top tips: Write the numbers in figures, not in words.Step2:ExerciseGet Ss to write a short article about your invention. Use the example below to help you.My inventionIntroductionMy invention is a flying car. It is fast, convenient and green! Body:The flying car has four wheels and two wings. It has a top speed of 300km/h.You can go to farther places in a short time.It can run on land and fly in the air. If you shout”fly”. The car will turn into a plane in 30 seconds. Then you can fly in the air. You will as free as a bird.Instead of petrol. The car uses solar power, so it will not pollute the air.BodyClosing: My invention will help people live a better life in the future.Step3:. SummaryHelp the Ss to summarize what they have learned in this unit.Step 5:Homework 1. Go over this unit and get ready for the unit test.2. Finish exercise in Book B.第6课时More practice A (拓展课)(Optional)一、定位：input-based，本课可作弹性选择， 可定位为泛听材料，也可定