Unit 4 Amazing Science-Topic 1 When was it invented -Section A-教案、教学设计-市级公开课-仁爱科普版九年级上册(配套课件编号：70349).docx

1、仁爱英语九年级上册仁爱英语九年级上册 Unit 4Amazing Science Topic 1 When was it invented SectionAPeriod one . Material analysis 本节课由康康制造的飞机模型引出be made of,be made from的用法以及本课 的主要句型 Whats it made of/from?Its made of/from.Whats it used for?Its used for.重点短语还有 be made by,spend on,some day,come true.语法点为一般过去时 的被动语态， 本课只是让学

2、生初步接触一般过去时态的被动语态， 不做深入讲解。 第一课时的教学任务为 1a,1b. .Students analysis 学生在以前的单元中接触过 be made of/be made from，这节课学生在以前的 旧知上更加深入地学习这两个短语的用法及区别。 在旧知的基础上学习本单元的 内容，有助于学生对新知有一个整体的感知，对于知识的吸收也有一个连贯性， 本节课在以前的基础上进行了一个概括和总结， 学生对此部分的知识接受难度不 大。 本节课利用多媒体教学， 其中穿插了诸多生动形象的图片， 实物， 色彩鲜艳， 主题分明，学生的兴趣会有一个大的提升，学习效果也会大大提高。 .Teachin

3、g aims 1. Knowledge aims： （1）Master the new words: rocket, metal, satellite,spaceship. （2）Master some phrases: be made of, be made from, be made by, be used for. spend on, some day, come true. （3）Master some sentence patterns: Whats it made of/from? -Its made of/from. Whats it used for? -Its used fo

4、r.+v-ing （4）了解一般过去时的被动语态。 2. Skill aims: （1）能正确读出,写出本节课的重点词汇以及短语。 （2）能正确读出,写出本节课的重点句型。 （3）能用本课的重点句型描绘身边的实物。 （4）能听懂 1a 的对话，并能获取主要信息。 （5）能初步理解一般过去时的被动语态。 3. Emotional aims: 通过本节课内容的学习，能把知识运用到生活中去，能用句型描述身边的 实物。 . The key points and difficult point 1. Key points: （1）词汇 rocket, metal （2）短语 be made of, be

5、 made from,be made by,be used for,spend on, some day, come true. （3）句型 Whats it made of/from? -Its made of/from. Whats it used for? -Its used for.+v-ing。 2. Difficult point： 用本课的重点句型描述身边的实物。 . Teaching aids 多媒体课件,实物，卡片。 . Teaching procedures Stage 1：Greetings T: Class begins Ss: Stand up,please.Good

6、 afternoon, Miss Zheng, T: Good afternoon, boys and girls !How are you these days? Ss: Im fine.Thank you.And you? T: Im fine,too.Thank you,sit down, please.I hope you can enjoy yourselves in English class. Stage 2：Lead -in Brainstorm:Whats in your living room? T:Whats in your living room? S1: Window

7、. T:Very good.Whats in your living room? S2: Door. T:Wonderful.Whats in your living room? S3: TV set. T:Great.Whats in your living room? S4: Light. T:You did a good job. Now lets sum up.We have so many things in our living room.They are window, door, TV set, light, air-conditioner, blanket, pillow a

8、nd sofa. Now read after me. (教师带领学生对以前学过的关于客厅里的物件单词进行复习) Stage 3：Presentation (1).T:Whats this?教师 PPT 上出现一张玻璃的图片 Ss: It is glass. T:Whats this？教师 PPT 上出现一张窗户的图片 Ss: It is a window. T:So whats the relationship between glass and window？You can speak Chinese. 引导学生说出窗户是由玻璃制成的 T：Yes, we can say：The windo

9、w is made of glass (教授并操练 be made of ，教师再带读整个句子) (2).T:Whats this?教师 PPT 上出现一块木头的图片 Ss: It is a piece of wood. T:Whats this？教师 PPT 上出现一扇门的图片 Ss: It is a door. T:So whats the relationship between wood and door？ 引导学生说出 The door is made of wood. (教师带读整个句子) (3).T:Whats this?教师 PPT 上出现一张棉花的图片 Ss: It is c

10、otton. T:Whats this？教师 PPT 上出现一张地毯的图片 Ss: It is a blanket. T:So whats the relationship between cotton and blanket？ 引导学生说出 The blanket is made from cotton. (此时学生也许会说出 is made of 所以教师要将 is made from 的音强化, 教师教授并操练 be made from) (4).T:It is also cotton.教师 PPT 上同样出现一张棉花的图片 T:What are they？教师 PPT 上出现一张两个枕

11、头的图片 Ss: They are pillows. T:So whats the relationship between cotton and pillows？ 引导学生说出 The pillows are made from cotton. (5).Lets sum up: The window is made of glass . The door is made of wood. The blanket is made from cotton . The pillows are made from cotton . T:Pay attention to the four senten

12、ces.In the first and second ones, we use of.But in the third and fourth ones,we use from.Why? You can speak Chinese. (一部分学生可以说出答案，教师再总结: be made of 由某种材料做成，看得出原材料，是物理变化。 be made from 由某种材料做成，看不出原材料，是化学变化。) (6).PPT 上出示一张空调的图片 T:Whats this? Ss:This is an air-conditional. T:Yes,youre right.So I want to

13、 ask you:whats the air-conditional made of? 引导学生回答出 Its made of metal. (metal 为新单词，教师此时教授新单词 metal.） T:And whats it used for? 引导学生回答出 Its used for controlling the temperature. T:Be used for means 被用来做.And we use controlling here,not control. (在黑板上板书 be used for +v-ing，带读并操练。 ） (7).PPT 上出示沙发的图片，引出本组对

14、话。 A: Whats the sofa made from? B: Its made from cotton. A: Whats it used for? B: Its used for sitting on. (8).PPT 上出示台灯的图片，引出本组对话。 A: What are the lights made of? B: They are made of plastic. A: What are they used for? B: They are used for lighting. Stage4：Practice:pair work Follow the example to m

15、ake up similar conversations： 教师将四件实物展示到讲台上，分别是：笔，书，纸和水瓶。 A: Whats/are the _ made of/from? B: Its/They are made of/from _. A: Whats it/are they used for? B: Its/They are used for _ . (教师手里拿着一支笔，为学生举例。) T:Whats the pen made of? Its made of plastic. Whats it used for？ Its used for writing . (学生分组讨论组成相

16、似的对话，并上台展示。) T:Time is up.Id like to ask two students to show us the conversations (1).S1:Whats the bottle made of?S2:Its made of plastic. S1:Whats it used for？S2:Its used for taking water. (2).S3:Whats the paper made from?S4:Its made from wood. S3:Whats it used for？S4:Its used for writing on. (3).S

17、5:What are the books made of?S6:They are made of paper. S5:What are they used for？S6:They are used for reading. Stage5：进入文本学习进入文本学习:Part 1a 1.Listen to 1a and answer the question T:Lets listen to the tape and a question for you: What does Kangkang show to Jane? Ss:Amodel rocket !rkt 火箭 (rocket 为新单词，

18、教师此时教授新单词 rocket.） 2. Listen to 1a again and answer the questions Q1:Who made the rocket? -It was made by Kangkang. (教师此时教授短语 be made by 由.制造） Q2:Whats it made of ? -Its made of metal. Q3:Whats it used for? -Its used for sending satellites or spaceships. (satellite,spaceship 为新单词，教师此时教授新单词。 ） 3. Lis

19、ten to 1a for the third time and mark T (True) or F (False). 1.Jane is unhappy because she was not allowed to go to a party last night.(F) 2.Its bad for Kangkangs health if he spends too much time playing computer games.(T) 3.Jane has learned a lot about spaceships from Mr.Brown. (F) 4.Kangkang wish

20、es he could go into space some day. (T) 4.Follower the teacher to read 1a (教师带读一遍之后，学生齐读，然后再分别请学生读） Stage 6：Lets learn the key points 1. Jane, why are you unhappy? -Because I was not allowed to play computer games last night. (1).be allowed to do sth.被允许做某事 eg:She is allowed to watch TV on weekends.

21、 (2).was allowed 一般过去时态的被动语态结构： be(was/were)+动词的过去分词 eg:Many trees were planted around our school last year. Those flowers were watered by my grandpa yesterday morning. 2.Its bad for your health if you spend too much time on them. spend. on sth.在.上花费. eg:She spends too much money on clothes. spend (

22、in) doing sth.花费.做某事 eg：She spent two hours (in) doing her homework 3.I wish I could go into space some day. some day-某一天，总有一天(将来) e.g. I wish I could have my own house some day. 4.I hope your dream will come true . come true-变成真的,实现 eg:My dream will come true as long as I study hard. Stage 7：Do som

23、e exercises 1.My mother allows me _ (play) computer games on Saturday. 2.The model plane _(make) by my father yesterday. 3.Maria was allowed _ (visit) Beijing. 4.The lock is used for _ (lock) the door. Summary We learned: 1.Some words: rocket, metal, satellite, spaceship 2. Some phrases: be made of,

24、be made from,be made by,be used for,some day, come true 3. Some sentences: (1) .I wish I could go into space some day. (2). I hope your dream will come true. (3) .Whats it made of? -Its made of metal. What is a rocket used for? -Its used for sending satellites or spaceships into space. (4)the passiv

25、e voice: be(was/were)+动词的过去分词 Homework 1.Use the sentence patterns to describe the things around you. 2.Recite 1a. 3.Finish the exercises in your book. 板书设计板书设计 SectionA be made of由.制成（看得出）be made from 由.制成（看不出） be made by由某人制成be used for + v-ing 被用来做. Whats it made of/from?Whats it used for? -Its made of/from.-Its used for.