2019-2020年九年级英语上册 Unit 9《When was it invented》教案 人教新目标版.doc

2019-2020年九年级英语上册 Unit 9When was it invented教案 人教新目标版Language goals:In this unit students learn to talk about the history of inventions.New languages:When was the car invented?It was invented in 1885.What are they used for?They are used for seeing in the darks.Who were they invented by?It was invented by Julie Thompson. Difficult points:1. In this unit, the structure: Passive voice (questions and statements) 2. How to improve the students listening, reading and writing ability.Teaching aids:puter, video, recorderTeaching periods:Period 1: Section A 1a / 1b / 1c / 2a / 2b / 2cPeriod 2: Grammar focus / Section A 3a / 3b / 4Period 3: Section B 1a / 1b / 2a / 2b / 2c / Self check 1Period 4: Section B 3a / 3b / 3c / 4 / Self check 2Period 1Teaching aims:1. Teach vocabulary words.2. Target languages:When was the car invented?It was invented in 1885.What are they used for?They are used for seeing in the darks.Who were they invented by?It was invented by Julie Thompson.3. Listen, talk and read about the inventions.4. Train the speaking and listening abilities.Teaching procedures: Step 1. Lead-inAsk students “Who has a mobile phone / bike? Does your family has a car / TV / puter?” Watch the video and tell students these things were called inventions when they were first made. They are very useful inventions. They can make our life easier. Do you know any other inventions? List them on the paper. Step 2. PresentationAsk “When was the telephone invented?” “The telephone was invented in1876.” Get the students repeat the sentences several times. While students are repeating the sentences, the teacher writes down “When was / were invented? It / They was / were invented in”Watch the video. Look at some pictures and practice the similar dialogues.Explain “be +Past Participle” express Passive voice (Show a slide)e.g. English is spoken around the world.A bridge was built last year. Step 3. Section A 1a GroupworkShow a slide. 1. Point to the pictures and ask students to say what they area puter, a car, a telephone, a TV and a calculator.2. Ask “Which one is the newest? Which one do you think is the oldest?”3. Discuss in groups and Number them 1-5.4. Check the answers. Step 4. Section A 1bThis activity gives students practice in understanding the target language in spoken conversation. Show a slide.1. Look at the pictures and the dates. You will hear a conversation between a girl and a woman.2. Listen carefully and match the inventions and the dates.3. Listen again until students can catch it. 4. Check the answers.Step 5. Section A 1c Pair workThis activity provides guided oral practice using the target language.1. Watch the video and call attention to the conversation. Ask two students to read it.2. Work in pairs. Look at 1b. Student A cover the dates. Student B, ask student A when the things in the picture were invented. Then change roles and practice again. 3. Ask students to make similar dialogues using the things around them.Step 6. Section A 2a / 2b1. Show a slide with some inventions on it. Teach the vocabulary words. Read them again and again and try to grasp them.2. Show another slide. Look at the picture. Here are the three inventions. You will hear a conversation between a girl and a boy. Listen and number the inventions in the order that you hear them.3. Listen carefully again and check up their answers.4. Ask a student say out his / her answer.5. The teacher shows the correct answers.6. Then show another slide. Look at the chart. It shows the people who invented these things and what they are used for. Listen to the recording again and match the items in column A, B and C.7. Play the tape many times until the students catch it. Then check the answers.8. Look at the tapescript and read the conversation aloud in pairs again and again.9. Explain the language points. e.g. Who was it invented?It was invented byWhat is it used for?It is used for doing Step 7. Section A 2c Pair workThis activity provides guided oral practice using the target language.1. Call attention to the sample conversation and ask two students to read it aloud. 2. Role play the conversations using the information in the chart in 2b. Watch the video and practice like this: What is it?It is a telephone.When was it invented?It was invented in 1876.Who was it invented by?It was invented by Alexander Bill.What is it used for?It is used for talking to people in other towns.Step 8. Conclusion1. Learn and master the vocabulary words.2. Master the target languages.When was the car invented?It was invented in 1885.What are they used for?They are used for seeing in the darks.Who were they invented by?It was invented by Julie Thompson.Homework:Find out an invention that you think is the most important. Write a short passage about it including the date, the people who invented it and what it is used for.Period 2Teaching aims:1. Learn to use Passive voice (questions and statements). 2. Master some vocabulary words and target language.What do you think is the most helpful invention?I think the most helpful invention is the light bulb.Id like to have a radio because I could listen to music all day.3. Train the speaking abilities by talking about more inventions.Teaching procedures:Step 1. Warming up Watch the video. Show some pictures about inventions such as puter, telephone, car, TV, calculator Ask the students to practice speaking.A: When wasinvented?B: It was invented inA: Who was it invented by?B: It was invented byA: What is used for?B: It is used forStep 2. Lead-inWe have known some important inventions. Do you know any other helpful inventions or annoying ones? For example: A vacuum cleaner is helpful. A very loud truck is annoying. Show a slide to explain the language points.Step 3. Section A 3a Pairwork1. Watch the video. Look at the pictures. There are some inventions (alarm clock, light club, microwave oven, tea, etc) . Ask students read them loudly.2. Ask students the following questions.T: Is the light club useful or annoying?S: I think its useful.T: Why is it?S: Well, it gives people more time to work and play every day.3. Ask the students to make a list of five helpful inventions and five annoying inventions on their own, move around the room to offer help as needed.4. Let the students who would like to share their answers to read to the class and tell the reason.e.g. The alarm clock is an useful invention, I think. Because it always wake me up on time.Step 4. Pair work Section A 3b1. Watch the video. Call attention to the conversation. Ask two students to read the conversation.2. Ask the students to work in pairs the following talk using the target language.Step 5. Groupwork Watch the video. There is a picture. Imagine that you are alone on a tiny island. Chose five inventions you would like to have on the island with you.Tell the group what you chose and why. Then you can write it down using the following on the slide:I think the most helpful invention isId like to have a because I couldIts used forI also want a because itStep 6. PracticeDeal with some exercises about the grammar on the video.Step 7. Conclusion1. Master the target languages: What do you think is the most helpful invention?Id like to have a radio because I could listen to music.2. Talk about helpful or annoying inventions.Homework:Continue finding out some useful and annoying inventions.Preview Section B 1a / 1b. Period 3Teaching aims:1. Strengthen the target language and practice more.2. Train the speaking and listening abilities.3. Describe some inventions.Teaching procedures:Step 1. Warming up Have a free talk. Ask the students to practice talking to each other.A: What do you think is the most helpful invention?B: I think the most helpful invention isA: Why do you think so?B: Well, it gives meStep 2. Section B 1a / 1bThis activity introduces new vocabulary. 1. Read the four words and ask students to repeat them. Give them a minute to read and write the words. Then tell the students they are adjectives and they are used for describing things. For example: The apple is sweet and sour. Ask students to give some examples with the other words. 2. Watch the video and tell what they are. (potato chips, lemon, ice cream, tea)3. Get the students to describe the things with the given adjectives. Some food have more than one word.4. Check the answers.Say “What kind of food and drink do you like best?” Ask several students to write down on the blackboard.5. Such as: chocolate, oranges, banana, apple, salad, popcorn, orange juice and so on. 6. Then ask the students to describe how food taste and finish 1b.Step 3. Section B 2a / 2bBrainstorm before listening. First, let students describe how potato chips taste and describe how helpful the potato to chips. Then ask: When and where were potato chips invented? Who were potato chips invented by? How were potato chips invented? Do you want to know?1. Say: You will hear a story about the invention of the potato chips.2. Watch the video. Ask the students to read the sentences and tell the class Chinese meanings.3. Play the recording for the first time. Students only listen.4. Play the recording for a second time. Students circle T or F.5. If students cant catch it, the teacher should play the tape some more times until the students finish the task.6. Check the answers.7. Watch the video. It shows the history of chips. Listen to the recording again and plete the sentences.8. Check the answers.9. Look at the tapescript and read it again and again.10. Watch the video and explain some language points. Step 4. 2c PairworkThis activity provides guided oral practice using the target language.Ask the students work in pairs. Role play the conversation about the invention of the potato chip. Use the information in 2b.e.g. A: Did you know potato chips were invented by mistake?B: Wow, I didnt know that. Who invented them? A: They were invented byB: When were they invented?A: They were invented inB: How were they inventedC: Step 5. Practice Finish the exercises on the video in class. (workbook p85 3)Step 6. ConclusionLearn to describe how food taste.Learn some new vocabulary words.Improve speaking and listening abilities.Homework:Write a short passage about the history of an invention you think the most helpful.Preview Section B 3a / 3b / 3c / Self check.Period 4Teaching aims:1. Learn some new vocabulary words.2. Read about tea and know something about it.3. Train the reading and writing abilities.Teaching procedures:Step 1. Warming-upHave a free talk about some inventions.What do you think is the most helpful invention?When was it invented?Who was it invented by?What is it used for?How was it invented?Step 2. Lead-inSay: Do you like drinking tea? Tea is a very healthy drink. Watch the video. There are different kinds of tea. Do you know who invented tea? When was tea invented? And how was tea invented?Step 3. Reading Section 3a1. Show a picture. Look at the picture. Say: Who was the man? What was he doing? What happened while he was doing this. Read the article by yourselves and answer the questions on the video. They can discuss in groups.2. Ask several students to read their answers.3. Check the answers.4. Read the article again and discuss the difficulties in groups.5. Watch the video and explain some language points.6. Read the article again and again and try to retell it. Step 5. Task 1 4a1. Say: We all have things that we dont liking doing. Why not think of an invention that could help you? 2. Watch the video. For example, many students dont like writing tests. You can invent a pen that listens and writes. It can be used for listening and writing instead of you. The price should not be too high. It can be 100 yuan each. 3. Discuss in groups what they dont like doing. Then think of an invention that could help them.4. After five minutes, ask several groups to tell the class their inventions.Step 6. Task 2 4bSay: Imagine you are a businessman. Work in pairs to ask your partner questions about his / her invention. Then try to sell your partners invention to the class. e.g. This special pen was invented by It has three colors and it is used for listening and writing English tests instead of you. And it is quite cheap100 yuan each. Who wants to buy one? Step 9. Practice Deal with some exercises to consolidate the knowledge learned in this unit on the video in class.Homework: Review the whole unit and preview the reading.Period 5Teaching aims:Learn some new vocabulary words.Know about the history of basketball.Learn how to improve reading ability.Teaching procedures:Step 1. Before you read Say: Do you like doing sports? How many kinds of sports do you know?1. Watch the video. Look at some pictures. There are so many kinds of sports. People like sports because it can keep them fit and make them relaxing. Discuss in pairs. List eight sports played in China. And fill in the chart.2. After a while, ask students to read their answers.Such as: table tennis, tennis, basketball, football, volleyball, running, jumping, swimming, etc.3. Say: Do you think which sport is the most popular? And which one do you think is less popular? Ask students to rank the sports they listed on order of popularity. Students should be allowed to differ in opinion, based on their own knowledge. When finished, the different results should be shared, to find out which sports are considered the three most popular.Step 2. While you readSay: I think basketball is one of the most popular sports in China. I believe most students like playing basketball, too. Show a picture of Yao Ming. Ask: Do you know him? He is Yao Ming. And Yao Ming is known as a national hero by all the Chinese people. He is the pride of China. I think more and more people like playing basketball because of Yao Ming. But do you know who invented basketball? When was it invented? And how was it invented? Read the article alone, move around the room offering some help about pronunciation and grammar as needed. Find out the phrases. (Show a slide) Then learn them by heart.Step 3. After you read 1. Watch the video. plete the mind-map with information from the reading. They can discuss in groups. Then check the answers.2. Without reading the article again, use what you remember from the mind-map to answer the following questions. (Show a slide)(1) Who invented basketball?(2) Why were the Berlin Olympics important for basketball?(3) What is the aim of basketball?(4) Name a professional basketball organization in America.Step 4. Go For It! Say: Do you like playing basketball? Do you want to be a professional basketball player like Yao Ming? And would you like to play on Chinas national basketball team one day? Is it good to be a basketball player? And there must be some difficult things. Discuss in groups to make a list of good things and difficult things about being a basketball players. Fill in the chart. (Show a slide)Step 5. Conclusion Learn some vocabulary words and some useful expressions. Improve the reading ability. Know something about basketball.Homework:In pairs, choose an invention and do research on it. Make a mind-map of the information you find. Then write a short passage about it.