2014新版新目标九年级_unit_6导学案

1、Unit 6 When was it invented?詹大悲中学初三英语导学案Unit 6 When was it invented ?Section A 1a1c【学习目标】句型：When was the car invented?弄清一般过去时态的主动语态与被动语态的差异，并通过练习和运用加以巩固。 【学习重点难点】句型：When was the car invented?弄清一般过去时态的主动语态与被动语态的差异，并通过练习和运用加以巩固。【学法指导】在学习中，懂得人类的科学发明创造了丰富的物质文明，激发创造发明的能力和愿望。并乐于参加学习小组活动，积极合作。一、 导入（启发探究 3分

2、钟）通过课件呈现中国古代的发明: gun powder/compass/paper making/printing然后问学生:What are they?Help the students to say :They are four inventions of China.Get the students to repeat.叫学生列举一些他们知道的发明,如car,telephone,computer,TV等。二、自学（自主探究 6分钟）三、交流（合作探究 10分钟）1. 要求学生翻开课本P41，迅速阅读1a部分的内容。并按要求完成课本上相应的任务: Number the pictures.（

3、1分钟）2. 检查答案，先要求全班一起给出答案并检查讨论。3. 要求学生听第一遍录音，并完成课本上1b的听力任务: Listen and match the inventions with the years. Check their answers: 读出序号-读出年份-读出完整的句子（2分钟）4.要求学生听第三遍录音，并逐句进行跟读。（2分钟）5. 完成教材1c的任务，要求学生模仿1a内容，进行对话练习。并邀请2-3对同学当堂进行演示。（3分钟）四、总结（引深探究 15分钟）1.invent (v.)发明；创造invent 指发明创造出自然界本来不存在的东西，如工具、方法、手段、汽车、电器

4、、合成材料等。【备课例句】Bell invented the telephone. 贝尔发明了电话。Smith invented a new teaching method. 史密斯发明了一种新的教学方法。【横向辐射】discover, find, create 1.discover是“发现”的意思，是指发现原来就有而一直没被发现，如发现电、煤、石油等矿藏及新星、星系或科学真理等。Columbus discovered America in 1492.1492年哥伦布发现了新大陆。Recently they have discovered a comet. 最近他们发现了一颗彗星。2.find

5、的意思是“寻找”，强调找的结果，并不指发现。I've tried to find another copy but couldn't find one. 我试图再找一本，但没能弄到。3.create指有目的地把原材料制成新产品，也指创造出原来不存在的或与众不同的事物。Man creates himself. 人类创造了自己。A novelist creates characters and a plot. 小说家塑造人物并设计情节。【课堂变式】根据语境提示，用invent, discover，find或create的形式填空，完成句子。1.When _ the str

6、eam engine（蒸汽机） _?2.I cant _ my bike, Im looking for it. 3. Scientists are now trying to _ if this is possible.4. Do you know who_ the plane？5. He _quite a number of wonderful characters in his play.【解析】I.1.was, invented 2.find 3.discover 4.invented 5. created五、练评（包含“考点链接” 应用探究 6分钟）一）单项选择（ ）1.The ki

7、nd of cup is used_drinking. A.to B.as C.by D.for（ ）2.My mother and my sister kept on talking,but my father_silent all the time.A.got B.kept C.turned D.looked（ ）3.I think the short story_by Lu Xun. A.is writing B.is written C.written D.was written（ ）4.-Who_the electric light lamp_? Edison.A.was;inven

8、ted B.is;invented C.was;invented by D.did;invented byUnit 6 When was it invented ?Section A 2a2c【学习目标】掌握本课单词、短语、句型 Who was it invented by? What are they used for?【学习重点难点】能听懂含有一般过去时态被动语态的简短对话。能运用一般过去时态被动语态谈论历史上的发明。【学法指导】观察图画-回忆句型-练习口语-巩固练习一、 导入（启发探究 3分钟）Dialogue 1:S1: What is this?S2: This is a hot i

9、ce- cream scoop. It runs on electricity.S1: What is it used for?S2: It is used for serving really cold ice cream.S1: Who was it invented by?S2: It was invented by Chelsea Lanmon.二、自学（自主探究 6分钟）1、认真拼读单词和人名三、交流（合作探究 10分钟）1. 要求学生翻开课本P42。播放录音一遍，完成2a，2b的听力任务，然后个别检查，统一核对答案。（2分钟）2. 要求学生听第二遍录音，并逐句进行跟读。（2分钟）3

10、. 听力内容巩固训练。要求学生根据所听到的内容完成下列各句。完成后要求若干学生给出自己的答案。以巩固对听力内容的了解。（4分钟）4、大声朗读听力材料。（1分钟）5. 放下听力材料，要求学生模仿听力内容，利用2a，2b的信息分角色练习对话练习。然后邀请2-3对同学当堂演示。看哪一对的表现最佳。（5分钟）四、总结（引深探究 15分钟）be used for 用来做此短语中的for是介词，表示用途，后接名词或动词-ing形式。【备课例句】An orange is used for medicine. 桔子可以入药。A pen is used for writing. 钢笔用来写字。【横向辐射】be

11、used as & be used by 1.be used as 意为“被用作”，介词as表示“作为”，其后一般接名词，强调使用的工具及手段。【例句】English is used as the second language in many countries. 英语在许多国家被当作第二语言使用。This room is used as their office. 这人房间被用作他们的办公室。2.be used by 意为“被使用”，介词by后面接动作的执行者（宾语）。【例句】English is used by travelers and business people all

12、over the world. 全世界的旅行者和商人们使用英语。Tractors are used by the farmers. 农民使用拖拉机。【课堂变式】1. 在中国英语作为外语来使用。_2.教师用粉笔。_3.毛衣是用来保暖的。_【解析】1. English is used as a foreign language in China. 2. Chalk is used by teachers. 3.A sweater is used for keeping warm.五、练评（包含“考点链接” 应用探究 6分钟）根据括号内的要求改写句子。1.They were invented by

13、Julie Thompson. (改写否定句) They _ _ by Julie Thompson.2.Cai Lun invented paper.（改为被动语态） Paper _ _ _ Cai Lun. 3.Some clothes were given away to charity by me.（改为一般疑问句，并作肯定回答） _ _clothes given away to charity by _? Yes, _ _.4.The car was invented in 1885.( 对划线部分提问) _ _ the car invented?5.We used it to sc

14、oop ice cream. (改写同义句) _ _ _scooping ice cream by us.Unit 6 when was it invented?Section A 2d【学习目标】掌握本课对话内容继续学习一般过去时态的被动语态【学习重点难点】能运用一般过去时态的被动语态进行对话练习【学法指导】熟读-对话-背诵巩固练习一、 导入（启发探究 3分钟）What is it called ?It is called zipper.When was it invented ?The zipper was invented in 1893.Who was it invented by?T

15、he zipper was invented by Whitcomb Judson.二、自学（自主探究 6分钟）拼读记忆单词根据汉语提示完成单词。1. I like the color of this coat but I dont like its style (款式).2. Its my great pleasure (高兴) to have a talk with you.3. The little inventions have helped me a lot in my daily (日常的)life.4. Julia introduced a good website (网站)to

16、 me to learn English.5. My mother always lists（列清单）all things that she wants to buy before shopping.三、交流（合作探究 10分钟）播放2d的对话录音，学生仔细倾听，注意语音语调、句群停顿。播放2d的对话录音，让学生跟读，模仿语音语调、句群停顿。学生朗读2d对话并理解大意。学生分角色朗读并表演2d的对话。（5分钟）学生背诵2d对话，不看书填空。四、总结（引深探究 15分钟）pleasure n. 高兴，愉快； 常用于口语中；its my pleasure. With pleasure.【备课例句】

17、Its my pleasure to help you look after your pet cat.我感到很荣幸帮你照看你的宠物猫。【横向辐射】please, pleased, pleasure, pleasant 的区别一、please1.表请求或要求的语气。是动词（及物动词）。-Come in, please.请进来吧。（或Pease come in）-Sit down, please.请坐。（或Please sit down）2.表“讨好，讨人喜欢；喜欢”（不及物动词）或者“使···高兴，使···满意，使·

18、3;·喜欢”（及物动词）-Go where you please.你想去哪就去哪。 -What pleases you best?你最喜欢什么？ 二、pleased形容词。表示“高兴的，喜欢的，满意的”。它指的是人主观上感到的满足心理-I'm pleased to see you!见到你真高兴！常用句型有：be pleased to do sth.高兴做某事be pleased at/about/with/by 对···感到满意/高兴be pleased that从句 对··· 感到满意/高兴三、pleasant形容

19、词。表示“令人愉快的”“让人感到满意”。主语一般为物。The walk was very pleasant. 那次散步很（让人）愉快。四、pleasure名词 表示“满足；乐趣；消遣、娱乐”It's a pleasure to read this book. 读这本书真是件乐事。【课堂变式】（1）根据句意，用pleasant, pleased或pleasure填空。1.I had a _ time. 2.He will be _ to help you. 3.Reading gives me great _.4.It gives me _to see you looking happy

20、.5.We spent a _ day in the country.【解析】1.pleasant 2.pleased 3. pleasure 4.pleasure 5. pleasant （2）I think it is impossible to make everyone_. A. please B. pleased C. pleasant D. pleasure【解析】由句意可知，要让每个人高兴是不可能的。pleased表示“高兴的，喜欢的”; 故选B。五、练评（包含“考点链接” 应用探究 6分钟）用所给词的适当形式补全句子1.-When the telephone ?-I think

21、 it in 1876.(invent)2.-What are the hot ice-cream scoops used for?- They are used for (scoop)really cold ice cream.3.Many beautiful presents （buy）for the teachers last Sunday.4.The thief (catch) by the police at last.5.The new computers (give) to the village school as presents last month.用方框中所给单词的适当

22、形式填空，使短文完整正确(每个单词限用一次)。 letter learn school become bydie invite blind communicate interest Braille (盲文) is the most well-known language system (系统) used by (41) people all around the world.【版权所有：21教育】It is named after Louis Braille, who improved the way blind people read books (42) following raised

23、(凸起的) letters. Louis Braille was born on January 4, 1809, in France. He lost his eyesight by accident when he was 3. Louis Braille went to a special (43) for the blind in Paris in 1821. It was there that he (44) to read, using raised letters. However, because the raised (45) were made of paper press

24、ed against copper wire, the students never learned to write.Later the school (46) a soldier (战士) to give a talk to the students. The talk was about a system called “night writing” that allows soldiers to (47) silently, even in the dark. Braille was (48) in the system. He realized it could be used am

25、ong blind people, too. He set out to work on it and in 1824, he introduced the reading and writing system. In 1829, Braille wrote his first book explaining his system. However, it was only after his (49) that the reading and writing system caught attention and (50) the most popular way for the blind

26、 to read and write around the world.Unit 6 When was it invented ?Section A 3a3c【学习目标】掌握本课单词、短语、句型【学习重点难点】1.nearly adv.几乎，差不多； 2.boil v. 煮沸，烧开；3.remain v. 保持不变；剩余；4.national adj.国家的，民族的；【学法指导】了解历史-阅读思考-阅读理解-巩固练习一、 导入（启发探究 3分钟）Questions:1. Do you drink tea every day?_ _2. Who invented tea in history?_

27、3. Do people in other countries drink tea in their daily life？_二、自学（自主探究 6分钟）中国饮茶历史最早，陆羽茶经云：“茶之为饮，发乎神农氏，闻于鲁周公”。早在神农时期，茶及其药用价值已被发现，并由药用逐渐演变成日常生活饮料。我国历来对选茗、取水、备具、佐料、烹茶、奉茶以及品尝方法都颇为讲究，因而逐渐形成丰富多采、雅俗共赏的饮茶习俗和品茶技艺。茶之饮，最早的目的在于：解毒、消食、清心、益思、少睡眠；后来有陆羽茶经等对其方式精益求精，以及少数民族的种种“异样”喝法，都不离其宗；大概宛如诗的雅与风，都值得有心人细细玩味。至若有为“雅

28、”而茶，大概是当今茶艺馆繁盛的原因之一，又或为“道”而茶，比如强调“和敬清寂”，大家见仁见智吧。三、交流（合作探究 10分钟）完成教材3a 的任务1. 要求学生快速默读短文，熟知大意，并完成课本3a的任务：match each paragraph with its main idea; 然后邀请几位同学给出自己的答案，全班一起学习讨论。（3分钟）2. 先邀请几位同学阅读短文（可一人一段），教师要注意学生的语音，给予必要的朗读指导。然后播放录音，全班同学一起跟读。（3分钟）3. 短文内容巩固练习。教师可给出一篇改写了的短文，将一些重点的表达方式空出。让学生在规定的时间内补全短文。然后邀请若干同学

29、给出自己的答案。（4分钟）4. 完成教材3b的任务，要求学生再次阅读短文内容，回答3b中所提出的问题（5分钟）5. 用3c方框中所给的单词的正确形式完成句子；设置一个5分钟的时限；然后请5位同学分别朗读句子，同时核对答案。四、总结（引深探究 15分钟）词语运用1.remain (v.) 保持；剩余；残余remain意为“停留，留下”，相当于stay。“呆在那里”可以说remain / stay there，但“呆在家里”只能说stay (at) home。【备课例句】 She remains in the house all these days. 她这些天一直呆在那栋房子里。They all

30、 wished us to remain. 他们都希望我们留下来。【横向辐射】remain作连系动词remain用作连系动词，意为“保持(某种状态)，继续存在，仍旧是”，后面接形容词，名词，分词，不定式或介词短语。【例句】 She remained sitting when they came in他们进来时，她仍然坐着(没有站起来)。Peter became a manager but John remained a worker. 彼得当上了经理,但约翰仍然是一个工人。Whatever great progress you have made, you should remain mode

31、st. 无论你取得了多么大的进步,你都应一直保持谦虚。This remains to be proved. 这有待证实。(将来被动动作)Whether it will do us good remains to be seen. 这是否对我们有好处,还要看一看。【课堂变式】The leaves _in the water for a long time. A. came B. remained C. lived D. arrived 【解析】根据for a long time可知是指树叶在水中停留了很长时间，正确答案是B。2. by accident偶然地；意外地【备课例句】He made t

32、his mistake by accident.他犯这个错误纯属偶然。【课堂变式】She found her keys _when she cleaned her room after she lost them two weeks ago. A. with mistake B. in this way C. by accident D. with pleasure 【解析】由when she cleaned her room after she lost them two weeks ago可知她是偶然地找到了她丢失的钥匙，正确答案是C。3. In England, tea didnt ap

33、pear until around 1660.在英国，茶直到1660年才出现。此句是由until引导的时间状语从句。not. until 意为“只到才”。【备课例句】She didnt leave until I felt better.只到我感觉好点了，她才离开。 【横向辐射】until的用法until常用作介词或连词，用来引导介词短语或从句在句子中作时间状语。1. 在肯定句中，until与延续性、持续性动词连用，表示“直到为止”。I worked until late in the afternoon. 我一直干到下午很晚的时候。2. 在否定句中，until常与瞬间动词、短暂性动

34、词连用，表示“直到才”，“不到不”。The rain didnt stop until midnight. 雨直到半夜才停。I wont leave until you promise to help me. 你不答应帮助我，我不会离开。【课堂变式】How was your climbing Mount. Huang?I didnt believe I could do it _I got to the top.A. until while C. after D. and【解析】考查连词用法。notuntil直到才。根据句意“直到我爬到山顶我才相信我能做到”可知选A。五、练评（包含“考点链接”

35、 应用探究 6分钟）（ ）1. It was invented Edison A.by B.in C.for D.to （ ）2. This watch China. A.was made in B.was made by C.was made from D.was made of （ ）3. - was the car invented? -It was invented in 1983. A.When B.Why C.How D.Who（ ）4. it rained yesterday, I still went on a trip. A. Although B.But C.Because

36、 D.And（ ）5. Basketball by people all over the world. A.is enjoyed B.is like C.love D.enjoyed（ ）6. Pens are used for on paper. A.write B.writing C.to write D.wroteUnit 6 When was it invented ?Section A 4a4c【学习目标】总结一般过去时态被动语态【学习重点难点】运用一般过去时态的被动语态完成相应练习【学法指导】观察-总结-思考-运用巩固练习一、 导入（启发探究 3分钟） “二十世纪最糟糕的发明是什

37、么 ? ”就是人们每天大量使用的塑料袋。 诞生于上个世纪三十年代的塑料袋，其家族包括用塑料制成的快餐饭盒、包装纸、餐用杯盘、饮料瓶、酸奶杯、雪糕杯等等。这些废弃物形成的垃圾，数量多、体积大、重量轻、不降解，给治理工作带来很多技术难题和社会问题。 比如，散落在田间、路边及草丛中的塑料餐盒，一旦被牲畜吞食，就会危及健康甚至导致死亡。填埋废弃塑料袋、塑料餐盒的土地，不能生长庄稼和树木，造成土地板结，而焚烧处理这些塑料垃圾，则会释放出多种化学有毒气体，其中一种称为二噁英的化合物，毒性极大。二、自学（自主探究 6分钟）1、拼读、记忆单词三、交流（合作探究 10分钟）完成教材4a-4c的任务1. 要求学生

38、翻开课本P44，参照4a所提供的信息和例句，用被动语态改写句子.给出5分钟的时限，并请另4位同学在黑板上改写，全班集体核对答案。（5分钟）参考答案2. My camera was stolen from my hotel room by somebody.3. Where were these photos taken?.4. We are advised by our parents not to go out alone.5.The book was translated by different writers into different languages.2.用所给单词的正确形式完

39、成4b句子。给出5分钟的时限，并请另个5位同学朗读句子，全班集体核对答案。1. were invited 2. were brought 3. was locked, rang 4. were told, broke 5. were eaten, asked3. 先浏览4c的短文，确定空格处的动词是用主动形式还是被动形式，然后用动词的正确形式填空完成短文。给出5分钟的时限，并请1位同学朗读短文，全班集体核对答案。1. was invented 2. was born 3. worked 4. learned. 5. was invented 6. was said 7. is used4. 小

40、结训练。要求学生在规定的时间内完成一个小练习。并请若干学生给出自己的答案。有错误的话及时解决纠正。（2分钟）用所给词的适当形式填空。1. This instrument is used for playing (play) music in class.2. How many magazines were borrowed (borrow) from the library today?3. Edison was a great inventor. He had over 1.000 inventions in his life.(invent). 4.A picture was put (p

41、ut) on the blackboard before class.5. Plates and dishes werent washed (not wash) after supper yesterday. 四、总结（引深探究 15分钟）五、练评（包含“考点链接” 应用探究 6分钟）1.昨天有人看见他掉进河里了。He to fall into the river yesterday.2.什么时候发现新大陆的？When the New Land ?3.它们是用来在黑暗中照明的。They are used for .4.吉姆直到下午3点才回来。Jim _ _ _ _ three o'cl

42、ock in the afternoon.5.黑人和英雄喜欢吃土豆和西红柿。Negroes and _like to eat_ and_.6.人们相信，所有学生都已经通过了英语考试。_ _ _ that all the students _ already_the English exam. 7.没有什么能够阻止我们今天下午去钓鱼。 Nothing can _us _ _ _this afternoon. 8.昨天晚上有几台新电脑被盗了。 Some new computers _ _ last night. Unit 6 When was it invented ?Section B 1a1e

43、【学习目标】掌握本课单词、短语、句型继续学习使用一般过去时态的被动语态进行听力训练【学习重点难点】1. crispy adj. 脆的；酥脆的；2. salty adj. 咸的；3.sour adj. 酸的，有酸味的；4.customer n. 顾客。【学法指导】联系实际谈论食品的性状-观察思考-听说训练巩固练习一、 导入（启发探究 3分钟）你们知道这个人吗？George，他发明了薯片、薯条。George /d:(r)d/ Crum /krm/乔治 克拉姆 今天我们一起来了解薯条的发明吧。在这之前我们先拼读、记忆本课的生词。二、自学（自主探究 6分钟）拼读、记忆生词crispy /krispi/

44、 adj. 脆的；酥脆的 p.45 sour /sau(r)/ adj. 酸的；有酸味的 p.45 by mistake 错误地；无意中 p.45customer /kstm (r)/ n. 顾客；客户p.45三、交流（合作探究 10分钟）完成教材1a-1e的任务1. 要求学生翻开课本P45，迅速阅读1a部分的内容。并按要求完成课本上相应的任务in 1a. 然后要求4名同学给出自己的答案，并进行个读，齐读。（2分钟）要求学生完成1b部分的任务：Write the name of a different food after each word .然后邀请几名同学给出自己的答案。并把收集的答案列

45、举在黑板上。（4分钟）3. 听第一遍录音，完成课本上1c部分的任务: Listen and circle T or F. (2分钟) 1T 2F 3T 4F 5F 6T4. 听第二遍录音，完成课本上1d部分的任务：Listen and complete the sentences. (2分钟)5. 听力内容巩固训练。potato chips是一个复合名词，其中第一个名词用作定语修饰后一个名词，这样的例子有很多，又如: alarm clock, telephone number等。知识拓展复合名词变复数的规则，你一定要牢记啊！通常只把主体名词变为复数school boyschool boys(男

46、生) apple treeapple trees(苹果树) vegetable sandwichvegetable sandwiches(蔬菜三明治) girl friendgirl friends（女朋友）如果没有主体名词，在最后一个名词上用复数。good-for-nothinggood-for-nothings（饭桶、无用的人）three-year-oldthree-year-olds（三岁的孩子）由man, woman和另外一个名词构成的复合名词，两个部分都要用复数。man teachermen teachers(男教师)gentleman farmergentlemen farmers

47、 （乡绅）by mistake 错误地by mistake 是介词短语，意为“错误地；无意地；不小心地”，指由于错误的判断而千百万的失误，常在句中作状语。【备课例句】I took your bag instead of mine by mistake. 我错拿了你的手提包，还以为是我的呢。Susan forgot her key and locked herself out by mistake. 苏珊忘了带钥匙，误把自己关在门外了。【横向辐射】mistake.formistake.for把错认为, 错把当作She mistook him for the professor

48、.她把他错当作教授了。【课堂变式】Im sorry Ive taken your dictionary _ because they have the same colour. It doesnt matter. A. at once B. by mistake C. in general D. as well 【解析】由because they have the same colour可知是错拿了词典，正确答案是B。3.George wanted to make the customer happy. 乔治想让顾客开心。句中的make意为“使得”，happy是形容词，作宾语you的补足语，对

49、宾语起补充说明作用，常用的结构为“make名词/代词形容词”。【备课例句】The bad news makes her sad. 那个坏消息使得她伤心不已。A boy broke the window. It made the headmaster angry. 一个孩子打碎了玻璃。这使得校长很生气。【温馨提示】当宾语是不定式短语或从句时，多用it作形式宾语。I made it a condition that everybody must be on time. 我提出一个条件，人人都要准时。The heavy rain made it impossible for us to go out

50、. 大雨使得我们无法出去。【横向辐射】make的其他相关句式1.“make宾语n”意为使/让某人 / 某物(成为)”。【例句】We made him captain of our football team. 我们推选他作我们足球队队长。We made him our monitor. 我们选他当班长。2.“make宾语do sth”意为“使某人做某事”。 在被动语态中，此类结构中省略的动词不定式 to 要还原。【例句】Our teacher makes us feel more confident. 老师使得我们感到更自信了。The boy was made to work twelve h

51、ours a day. 这个男孩被迫每天干十二个小时的活。【课堂变式】What do you think her ? A. make; sadB. makes; sadlyC. made; sadD. made; sadly【解析】what 作主语时，谓语动词要用第三要称单数形式，可排除A。再根据“make + sb. / sth. + adj.”确定选C。sadly是副词形式。五、练评（包含“考点链接” 应用探究 6分钟）完成句子。1.顾客最后终于高兴了。The customer was happy .2.这个顾客说这个薯条不够脆。The customer said that the pot

52、ato chips werent .3.乔治想让顾客高兴。George wanted the customer .4.薯条是一个名Crum的厨师发明的The potato chips a chef Crum.5、 昨天这个厨师往鱼上面撒了许多盐。The lots of salt the fish yesterday.Unit 6 When was it invented ?Section B 2a2e【学习目标】掌握本课单词、短语、句型。了解篮球的发明过程。激发发明的欲望。1. Canadian 加拿大的， 2. divide v. 分开，分散；3. hero n 英雄，男主角； 4. professional adj. 职业的，专业的；【学习重点难点】掌握重点短语。能读懂含有一般过去时态被动语态的短文并完成相应练习。1. a much-loved and active sport一个深受喜爱并且积极的运动2. divideinto把分开 3. work together配合，合作 4. at the same tim