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教学资料参考范本九年级英语上册 Unit 4 Topic 2 When was it developed Section A教案 仁爱版撰写人：_时 间：_activities are 1a and 2a. 本课重点活动是1a和2a。. Teaching aims and demands 教学目标1. Learn some new words and expressions:toothbrush, steel, ink, recorder I wish I could go into space some day. Whats it made from? Its made of/from2. Go on learning the simple past passive voice:(1) When was it developed? Around 20xx. (2) It was developed in the Beijing Renai Education Institute. 3. Talk about new technology and inventions. . Teaching aids 教具CD/录音机/磁带/钢尺/牙刷/纸/毛巾/火箭模型/墨水/小黑板. Five-finger Teaching plan 五指教学方案Step 1 Review 第一步 复习(时间:12分钟)1. (提着一个贴有“MAGIC BOX(魔盒)”的箱子走上讲台，里面放有纸、钢尺、牙刷、CD、毛巾、墨水、火箭模型等实物和一些事物的图片。此部分用于复习一般现在时的被动语态的结构和用法，为导入新课做准备。)T:I have a magic box. Do you want to know whats in it?Ss:Yes.T:OK. (先摸出尺子。) Whats this in English?Ss:A ruler.T:Yes, its a ruler. Its used for measuring and drawing. Do you know what it is made of, S1?(让他/她摸一摸。)S1:Its made of “钢铁”.（同学们可能笑。）T:Well, its made of steel.(板书steel，领读并要求掌握。重复Its made of steel。)steel n.(摸出牙刷。) How do you say this in English, S2?S2:Sorry, I dont know.T:OK, it is a toothbrush.(板书toothbrush，领读并要求掌握。)toothbrush n.(作刷牙的动作。)Its used for brushing teeth. Whats it made of, S2?S2:Its made of plastic.T:Very good! Youre right.(摸出墨水。) Whats this in English, S1?S3:Sorry, I dont know.T:Its a bottle of ink.(板书ink，领读并要求掌握。)ink n.Do you know what it is used for?S3:Its used for writing.T:You should say its used for writing in.(强调)2. (走到S4的课桌前，轻敲其课桌。)T: Whats this in English, S4?S4:Its a desk.T:Whats it made of?S4:Its made of wood.(走到讲桌前，从魔盒中摸出一张纸，作神秘状。)T:How do you say this in English, S5?S5:Its a piece of paper.T:Can you tell me its material? (让其摸一摸，看一看。)S5:Sorry, I cant.T:I tell you it is made from wood. (慢！重音放在from。)(引导学生总结be made of与be made from的区别。板书并解释。)be made of + 材料：表示原材料容易看出。be made from + 材料：表示原材料经过化学变化，不易看出。Step 2 Presentation 第二步 呈现(时间:7分钟)1. (从魔盒中摸出火箭模型。)T:Is it a nice model?Ss:Yes.T:Its a model rocket. Do you want to know who made it and what a rocket is used for? OK, lets begin our new lesson.(板书、释义。)rocket n.2. (让学生不要打开课本，听1a，回答下列问题。)T:Dont open your books. Listen to the tape carefully and try to find out the answers to the questions.(出示小黑板。)(1)Why is Jane unhappy?(2)Who made the model rocket?(3)What is the model rocket made of?(4)What is a rocket used for?3. (让学生打开课本，找出重难点句。教师出示小黑板。)Im not allowed to do sth.I wish I could go into space some day.(解释此句使用了虚拟语气，在此只要求了解。)Step 3 Consolidation 第三步 巩固(时间:8分钟)1. (让学生打开课本，再听1a录音，学生跟读，感受纯正的语音语调。) T: Open the books, listen to the tape and read after it. Pay attention to the pronunciation and intonation.2. (让学生找出对话中的关键词，教师板书。然后让学生根据关键词两人对话复述1a。)T: Boys and girls, lets find out the key words together, OK?板书Janeunhappy / not allowed / be bad forKangkanga model rocket / be made of woodbe used for / satellites or spaceships / wish3. (让学生认真阅读1b中的例子，然后让他们仿照例子编对话，完成1b。)T:In 1b, we can see two dialogs. Read them carefully and pay attention to the sentence patterns, “be made of”, “be made from” and “be used for doing sth.”. Make similar conversations in pairs.Step 4 Practice 第四步 练习(时间:13分钟)1. (引导学生进入2a的学习，教师播放2a录音并提出以下问题。从魔盒中拿出CD。)T: Today, we will learn something about a CD.Listen to the tape carefully and find out the answers to the questions:(1) Whats this kind of CD used for?(2) When was it developed?(学生所给答案可能如下：)(1)Its used for helping us to improve our English. (2)It was developed around 20xx. (板书，领读并要求掌握。)recorder n.(板书并适当解释。) was/were+过去分词1.When was it developed?It was developed2.Where was it developed?It was developed in2. (让学生阅读对话2a，找出关键词，为下一步活动做准备。) T: Read 2a, and underline the key words.(板书)learn English, a CDhelp us to improve our English, developaround 20xx, Beijing Renai Education Institute, recorder3. (指导学生利用黑板上的关键词复述2a对话，巩固was made of / in过去式被动语态的句型。)T:Who would like to retell 2a? S2, please?S2: Kangkang is learning English with a CD. Its very nice. Its used for helping us to improve our English. It was developed around 20xx. It was developed in the Beijing Renai Education Institute. Its more useful than a recorder.T: Very good!4. (指导学生完成2b。师生互动，提高口语表达能力。)Example:T: How do you say it in English?Ss: Digital camera. T: When was it developed?Ss: It was developed in 1975. T: Where was it developed?Ss: It was developed in America. T: Whats it used for?Ss: Its used for taking photos. T: Do you understand? Practise the dialogs with your partner. Lets begin. Step 5 Project 第五步 综合探究活动(时间:5分钟)1. (收集各种发明的图片，如传真机、汽车、火车等等，学生可以在谈论自己感兴趣的发明中不断地使用was developed in / be made of / be used for这些目标语言。)2. Homework:T: Please write down a short passage about your favorite invention in your exercise books.板书设计：When was it developed?Section A When was it developed?be made of It was developed be made from Where was it developed? It was developed in 8 / 8
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