1、九年级英语第 6单元第 1课时Unit 6 When was it invented?Section A （1a2d）一、 【教材分析】来源:学优高考网 gkstk知识目标1. 会听说读写下列单词：heel, scoop, electricity, style, project, pleasure, zipper, daily, have a point, website, pioneer, list, mention.2. 正确使用以下常用表达：1) be used for, think of, have a point, become popular.2) shoes with speci
2、al heels, shoes with lights, such a great invention, in our daily lives, at that time.3. 熟练掌握并使用下列重点句式：1）When was the telephone invented? I think it was invented in 1876.2）What are they used for? Theyre used for.来源:学优高考网 gkstk能力目标了解一般过去时的被动语态用法，通过听力，了解一些发明的相关历史知识，如发明人，发明时间及发明物的用途等。来源:学优高考网 gkstk来源:g
3、kstk.Com来源:学优高考网 gkstk教学目标情感目标通过互相询问发明物、发明人、发明用途，感受发明给人类生活带来的巨大变化。教学重点 1询问发明物的发明时间、发明者、发明用途。2理解含有一般过去时的被动语态的表达方式。3就发明这一话题进行对话练习。教学难点 1用被动语态询问发明物的时间、发明者和发明用途。2理解含有一般过去时的被动语态的表达方式。教学方法 情境教学法；任务型教学法二、 【教学流程】环节 师生活动 二次备课I. 复习热身1、检查生词预习。（1）先通过 PPT 呈现本课的单词，教师领读，学生跟读，并帮助学生正音。（2）做题巩固。根据句意选择合适的单词。 Could you
4、help me with my English?With _(pleased/ pleasure). My father usually goes through the _(day/daily) newspaper every evening. She often buys new clothes and they are all in _ (style/new). I think so because I saw a _ (information/website) last week. I read a newspaper yesterday and it _ (mentioned/men
5、tion) the pollution.答案： pleasure daily style website mentioned2、自由交谈学生观看“外国人眼中的中国古代十大发明”视频片段，谈论以下两个问题。（1）What are the Four Great Inventions in ancient China?（2）Who invented them?Ss: Paper-making was invented by Cai Lun.was invented by.感知体验感知 1. 用 PPT 呈现下列图片和目标语言。目标语言：A: I think was invented before.B
6、: Well, I think was invented after .A: When was the invented?B: I think it was invented体验 1.课堂小游戏。全班分成两组，每组出四个代表。游戏规则：每组的四名同学分别命名为 car, phone, computer, television，当一组同学问出 When was the car invented? 另外一组叫 car 的同学要马上说出 I think it was invented in 1885，然后游戏继续，由 car 继续发问。答题过慢，时间说错或句法有问题都算错。感知 2用 PPT 出示一
7、系列问题（见课件），引导学生找出本小节的目标语言和单词词组。目标语言：What are they used for? They are used for.单词词组：heel, scoop, electricity, style, shoes with special heels, shoes with lights，be used for体验 2. 小组之间进行对话练习A: How about the shoes with lights, what are they used for?B: They are used for seeing in the dark when you get up
8、 at night.感知 3. 通过问题提示阅读的方式（见课件），学生找出 2d 部分的目标语言和单词词组。目标语言：When was the zipper invented? It was invented in 1893.Who was it invented by? It was invented by Whitcomb Judson. 单词词组：project, pleasure, zipper, daily, have a point, website, pioneer, list, mention，such a great invention, in our daily lives
9、, at that time体验 3. 小组比赛，看哪个小组能熟练复述本段对话。.强化巩固1. 处理教材 1a，1b，1c 的内容。(1) Look at the things below. Then number them 14 (1=first, 4=last).答案: 4 2 1 3(2) Listen and match the inventions with the years. 答案: d a c b(3) Student B, cover the dates. Student A, ask Student B when the things in the picture in 1
10、b were invented. Then charge roles and practice again.When was the telephone invented?I think it was invented in 1876. Things Datescomputer 1971TV 1927car 18852.处理教材 2a，2b，2c 的内容。(1) Listen and number the inventions 1-3 in the order you hear them.答案: 3 1 2(2) Listen again and complete the chart belo
11、w.Invention What is it/ are they used for?shoes with special heels change the style of the shoesshoes with lights seeing in the darkhot ice-cream scoop serving really cold ice-cream(3)Make conversations using the information in 2b.A: What are they used for?B: They are used for3. 语言知识点的归纳整理（1）the sty
12、le of the shoes 鞋的样式(教材第 42 页)style n.“样式；款式”the style of “的样式/风格” 。 The style of the skirt is just in season.这条裙子的款式正当时令。 I wouldnt tell lies to you. Thats not my style. 我不会跟你撒谎，那不是我的风格。【拓展】常用短语in style 意思为“流行的；时髦的”out of style 意思为 “过时的”a life style 意思为 “生活方式”（2）Can you help me think of an inventio
13、n?你能帮我想个发明吗？(教材第 42 页)help sb. (to) do sth.帮助某人做某事 Will you help me (to) choose myself a new coat? 你能帮我选件新的外套吗？help sb. with sth. I often help my mom with the housework. 我经常帮助妈妈做家务。（3）Think about how often it is used in our daily lives.想想我们日常生活中使用拉链的次数。how often 多久，多常 此外，how often 经常用来提问某动作或状态发生的频率。
14、daily life 日常生活 He benefits by daily exercises. 每天锻炼对他有好处。 （4）It mentioned that the zipper was invented by Whitcomb Judson in 1893.这个网站提到拉链是在 1893 年由惠特科姆贾德森发明的。 be invented by 由发明mention v. 提到；说到 Can you mention one of the mistakes?你能指出其中一个错误吗? .实践应用1. 分小组进行采访活动，每组选出一名小记者，其余成员是被采访者，询问以下问题，最后汇总写成书面材料
15、。A. When was/were invented?B: It/They was/were invented in.A: What are they used for?B: It is/They are used for2. 书面表达。向老师或同学介绍所了解的几项发明。例如：I want to introduce some inventions. The telephone was invented in 1876, cars were invented in 1885, the TV was invented in around 1927 and computers were invent
16、ed in 1971. Can you tell us some other interesting inventions? .总结反馈1.结合板书和课件，让学生盘点所学单词词组和目标语言。单词：heel, scoop, electricity, style, project, pleasure, zipper, daily, have a point, website, pioneer, list, mention词组：be used for, think of, have a point, become popular，shoes with special heels, shoes wit
17、h lights, such a great invention, in our daily lives, at that time 目标语言：When was the telephone invented? I think it was invented in 1876.What are they used for? Theyre used for2. 当堂练习。（1）把下列句子改为被动语态。 They made these computers in Shenzhen.These computers_ _ in Shenzhen. She bought a new bike yesterda
18、y.A new bike_ _ by her yesterday.答案： were made； was bought（2）单项选择。 Last weekend, Jack _ to a birthday party and he had a lot of fun. A. invite B. was invited C. invited D. is invited Last month a new law _ in China to stop people from smoking in public places. A. is passed B. passes C. had passed D.
19、 was passed答案：B D.作业布置 1. Learn the new words by heart.2. Review the passive voice we have learnt in Unit 5.3. Preview the new words and expressions.三、 【板书设计】Unit 6 When was it invented?Section A （1a2d）A: I think was invented before.B: Well, I think was invented after .A: When was the zipper invente
20、d? B: It was invented in 1893.A: Who was it invented by? B: It was invented by Whitcomb Judson.四、 【教学反思】本课时的话题是“发明” 。介绍了我们日常生活中的一些物品的发明历史。如：电视、电话和拉链等，它们被发明的时间，被什么人发明及其作用等；从语言结构上，需要学习被动语态的过去时。在教学的过程中，应该在训练学生听说能力的基础上渗透过去式的被动语态这一语法项目。1a-1c 环节引导学生利用图片进行回答并且看图说话，这样有助于学生更好的理解记忆单词和句子结构。学生在回答问题的时候要用完整的句子，如：The telephone was invented in 1876.2a-2c 环节需要利用好课本的插图，在听力练习之前做好热身活动，引导学生利用图片进行看图识字，看图说话、看图预测听力内容等活动。在听力训练之后的听说训练中，尽可能交替使用主动语态和被动语态的提问，强化巩固学生对本单元语法的理解和运用。2d 环节侧重的是学生之间的合作学习，通过小组合作尽量让学生完成，老师适当引导。
