教案（沈宗泽）.doc

Unit6 When was it invented? 沈宗泽(The first period)学情分析:Students in Grade Nine have mastered some vocabulary and grammar knowledge, some studentscan use simple English to express their own thoughts,but it is difficult for a small part of students to communicate in English. So I put the students of different levels in a group, let them help each other, try to makeevery student get different levels of harvest.一、情感态度与价值观Emotion & Attitude Goals:1. Form good study habits.2. Know history of inventions and be proud of our country. Encourage students to be a little inventor3. Help students to study actively.二、过程与方法1. Through the inventions that we can see everywhere to introduce the topic, stimulate students interest.2. Design various activities; organize students to discuss, so that every student can get different levels of harvest.3. Work in pairs and groups.三、知识与技能KnowledgeGoals:1. Key words: inventinventioninventorcalculator2. Target language: -When was it invented?- It was invented in .3. Grammar: The passive voice: was /were + doneAbility Goals:1.Read the key words correctly and understand their meanings.2. Improve listening skills.3. Make up conversations with the target language and try to improve speaking skills.4. Learn to communicate with others in English.教学重点、难点:1. key words and target language.2.The passive voice.3. Help the students to improve cooperation ability.教学过程:一.Lead in: (以学生熟悉的上学方式这一话题引入主题，激发兴趣。)T: I get to school by e-bike every day. How do you get to school?S1: I get to school by bike.S2: I get to school by bus.T:Bus, car, taxi, bike, they are all useful inventions. What do you think of inventions?（Ss answer then teacher have a summary：）T: Now we live in a world of inventions. These inventions make our life easier and more comfortable. In this unit, we will learn some inventions and their history.二Presentation(单词和句型放在句中呈现，帮助学生准确理解单词用法及含义.)Show the picture to teach new words: invent /light bulb/inventor inventionThis is Edison. Heinvented thelight bulb. He was a greatinventor.He invented about 2000inventions all his life.Make sure the students read the new words correctly and understand their meanings.Show pictures in 1aT: Do you know these inventions? Can you say them in English? Whats this in English?Ss: Its a telephone/computer/television/ calculator/ car.Teach the new word: calculator三Groupwork: (小组合作，提供口语表达机会)T：There are five inventions in this part . Which one was invented the earliest and which one was invented the last? Guess the dates and discuss in what order they were invented.Help them to discuss by using the following sentences:I think the television was invented after/before the telephone.I agree/ disagree.Let each group choose one student to write their result on the blackboard四Listening practice 1b(渗入听力技巧，提高听的能力。)T: Which group has the correct result? Well listen to a girl and a woman talking about the five inventions.First, review the expression of the year.Then, play the recording the first time, Ss only listen and try to catch the main idea.Next, play the recording a second time. Say, listen to the recordingand match the inventions with the dates.Finally, check the answers:d 1876a 1885e 1927c 1971b 1976Clap for the groups that have correct results.五 Pairwork(通过结对练习培养口语能力)Practice conversations in pairs using the information in 1b like this:A: When was the car invented?B: It was invented in .Then ask some pairs to display their conversations in front of the class.六Summary(归纳总结，强化知识;小组讨论，增强合作能力)T: In this class weve learned to talk about the history of inventions with passive voice. Now lets have a discussion about the passive voice in groups.Make sure students can master the structures of the passive voice and then each group writes five sentenses about the passive voice.七.Practice(真题演练，进一步巩固本节课重点词汇和语法知识，帮助学生树立自信心，获得成就感。)Show the excercises:1、Edison was an _(invent), he_ (invent) many useful and important _(invent) all his life.2、He is calculating a math problem with a _ (calc