九年级英语全册 Unit 9 When was it invented教案 人教新目标版

1、Unit 9 When was it invented学科English课型fresh年级9课题Unit 9 When was it invented? 1/5教学媒体A tape recorder , CAI教学目标知识技能1.Key Vocabularyinvent, calculator, be used for, adjustable, heel, battery, operate, slipper, scoop, electric2.Target LanguageWhen was the telephone invented?I think it was invented in 18

2、76.Who were they invented by?They were invented by Julie Thompson.What are they used for?They are used for seeing in the dark.过程方法1. According to listening to train the students to talk about the history of inventions.2. Train the students listening and speaking skills with the target language.情感态度M

3、any important inventions have changed the world a lot. Do you know the inventors of them? And when were they invented?教学重点1Key Vocabulary2Target Language教学难点1Train the students to talk about the history of inventions.2Train the students to understand the target language in spoken conversation.教学内容及问

4、题情境学生活动设计意图Step 1. Warm-upShow some pictures and ask students to be familiar with the words below.Telephone ,calculator , car ,personal computer, TV set Step 2. Presentation.1a Groupwork1. Point to the pictures and ask students to say what they are.2. Discuss in groups and number them 1-5.3. Check t

5、he answers. .1b1. Look at the pictures and the dates. Listen to a conversation between a girl and a woman, then match the inventions and the dates.2. Check the answers.1c Pair work1. Work in pairs. Look at 1b. Student A cover the dates. Student B, ask student A when the things in the picture were in

6、vented. Then change roles and practice again. 2. Ask students to make similar dialogues using the things around them.2a 1. Show a slide with some inventions on it. Teach the vocabulary words. Read them again and again and try to grasp them.2.2a Show another slide. Look at the picture. Here are the t

7、hree 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 to say out his / her answer.5. The teacher shows the correct answers. 2b1. Show another slide

8、. 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.2. Play the tape again, then check the answers.2c Pair work1. Ask the students to pay attention to the sample conversation and ask two

9、 students to read it aloud. 2. Role play the conversations using the information in the chart in 2b.Step 3 Summary Look at the picture and remember the words.Look at the pictures and number them 1-5.Listen to a conversation between a girl and a woman, then match the inventions and the dates.Work in

10、pairs. Then make similar dialogues using the things around them.Listen and number the inventions in the order that you hear them.Listen again. Match the inventions with their inventors and uses.Role play the conversations using the information in the chart in 2b.出示精彩图片，提高学生学习兴趣。练习学生口语的同时，熟悉本课新词。听力练习

11、，提高学生口语能力。练习口语的同时，熟悉不同物品的发明年代。完成不同的听力任务，提高学生的口语能力，进一步理解不同物品的历史。运用本课学习的句子创作对话，提高学生口语交际能力。板书设计Unit 9 When was it invented? The First Period1The names of the five inventions:computer, car, calculator, telephone, TV set2Target language:When was the telephone invented?I think it was invented in 1876.Who

12、were they invented by?They were invented by Julie Thompson.What are they used for?They are used for seeing in the dark.教学反思学科English课型fresh年级9课题Unit 9 When was it invented? 2/5教学媒体A tape recorder , CAI教学目标知识技能1.Key Vocabularybulb, light bulb, microwave, oven, microwave oven, 2.Target LanguageWhat do

13、 you think is the most helpful invention?I think the most helpful invention is the light bulb.Why is that?Well, it gives people more time to work and play every day.过程方法Train the students writing and speaking skills with the target language.情感态度If you are alone on a tiny island, what inventions woul

14、d you like to have on the island with you?教学重点1Talk about the helpful inventions and annoying inventions.2Guide the students to discuss their opinions on the inventions.教学难点1Discuss the opinions on the inventions.2Use the target language to describe the inventions.教学内容及问题情境学生活动设计意图Step 1 RevisionWat

15、 Show some pictures about inventions such as computer, telephone, car, TV, calculator Ask the students to practice speaking.Step 2. Presentation.3a Pairwork11.Look at the pictures. There are some inventions (alarm clock, light club, microwave oven) . Ask students to read them loudly.2. Ask students

16、the following questions.Is the light club useful or annoying?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. .3b1.Ask

17、the students to pay attention to the conversation. Ask two students to read the conversation.2. Ask the students to discuss their opinions in 3a with their partner. Groupwork 1.Show a picture. Imagine that you are alone on a tiny island. Choose five inventions you would like to have on the island wi

18、th you.2.Tell the group what you choose and why, use these sentences. I think the most helpful invention isId like to have a because I couldIts used forI also want a because it3.Ask the students to discuss in a group.Step3:SummaryTalk about the inventions in the picture.Make a list of five helpful i

19、nventions and five annoying inventions .Discuss their opinions in 3a with their partner.Choose five inventions you would like to have on the island with you.Tell the group what you choose and why, then discuss in a group.复习上节课所学知识，温故而知新。谈论不同物品是否对人类有帮助，练习学生口语。谈论不同物品是否有用，提高口语表达能力。用所学语言，表达自己的看法。板书设计Uni

20、t 9 When was it invented?The Second PeriodTarget language:A: What do you think is the most helpful invention?教学反思学科English课型fresh年级9课题Unit 9 When was it invented? 3/5教学媒体A tape recorder , CAI教学目标知识技能1.Key Vocabulary: sweet, salty, crispy, sour, potato, chip, mistake, by mistake. thin, in the end, ch

21、ef , sprinkle2.The target language： Did you know potato chips were invented by mistake?No, I didnt know that. Who invented them?过程方法According to listening to train the students speaking and listening skills with the target language.情感态度Do you enjoy eating the potato chips? Have you ever thought of t

22、he history of the chips?教学重点1Train the students speaking and listening skills with the target language.2Teach the students to use the new vocabulary correctly.教学难点Do the listening practice.教学内容及问题情境学生活动设计意图Step 1 RevisionHave a free talk. Ask the students to practice talking to each other。Step 2 Pre

23、sentation.1a 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. 2. Get the students to describe the things with the given

24、 adjectives. Some food have more than one word.3. Check the answers.1b Ask the students to describe how food taste and finish 1b.2a 1. Let students describe how potato chips taste and describe how helpful the potato chips. 2.Ask the students to listen to a story about the invention of the potato chi

25、ps and circle T or F.3. Check the answers. 2b1.Listen again and complete the sentences.2. Check the answers.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 info

26、rmation from 2a and 2b.Step 3. SummaryPractice talking to each other。Write the words under the correct picturesListen and circle T or F.Listen again and complete the sentences.Work in pairs. Role play the conversation about the invention of the potato chip. Use the information from 2a and 2b.复习上节课所学

27、内容,巩固所学知识。 认知一些形容词，为听力做准备。完成不同的听力任务，提高听力能力，了解炸土豆条的历史。利用所学语言，创造新的对话，培养学生创新思维。板书设计Unit 9 When was it invented? The Third PeriodA: Did you know potato chips were invented by mistake?B: Wow, I didnt know that. Who invented them?A: They were invented by a chef called George Crum.教学反思学科English课型fresh年级9课题

28、Unit 9 When was it invented? 4/5教学媒体A tape recorder , CAI教学目标知识技能1.Key Vocabularyby accident, beverage, thousand, according, according to, ancient, legend, emperor, fall into, remain, notice, produce, pleasant, in this way, pie, flying, bakery, Bridgeport, Connecticut , throw 2The reading passage ab

29、out tea.过程方法According to reading, train the students reading skill on how to answer the questions. 情感态度China is among the leading countries in tea production in the world. Lets learn some history about the invention of tea.教学重点1The reading passage about tea.2Lots of new words.教学难点1To help the studen

30、ts understand the reading passage.2To direct the students to write the article.教学内容及问题情境学生活动设计意图Step 1. Warm-upShow some pictures of some inventions and ask the students to have a free talk about some inventions.What do you think is the most helpful invention?When was it invented?Who was it invented

31、 by?What is it used for?How was it invented?Step 2.Presentation.Lead-in 1. Do you like drinking tea? 2. Do you know who invented tea? When was tea invented? And how was tea invented? Reading 3a1. Ask the students to look at the picture in 3a answer some questions:Who was the man? What was he doing?

32、2. Ask the students to read this article and answer some questions.(1) Whats the article about ?(2) When was it invented ?(3) Who was it invented by?(4) How was it invented?3. Check the answers.4. Read the article again and discuss the difficulties in groups.5. Read the article again and again and t

33、ry to retell it.3b1. Look at the chart. It shows the history of flying disks. Ask the students to answer the following questions:(1)Who invented flying disks? (2)When were they invented?(3)What did the college students use for flying disks? (4)Where were the metal pie plates from? (5)How were the fl

34、ying disks invented?2. Ask students to write an article about flying disks according to the information. The teacher moves around the room to offer some help if necessary.3. After several minutes, let students who would like to share their articles to read to the class. .4a1. We all have things that

35、 we dont like doing. Why not think of an invention that could help you? 2. Discuss in groups what they dont like doing. Then think of an invention that could help them.3. After five minutes, ask several groups to tell the class their inventions.4.Write the details in the chart.4bAsk the students pre

36、tend a businessperson, to work in pairs to ask their partner questions about his / her invention. Then try to sell their partners invention to the class. . Self check 11.Ask the students to read the four adjectives and pay attention to their meanings and usage.2. Let the students fill in the blanks

37、with the words.3. Check the answers.4. Make their own sentences with each word. Self-check 21. Ask the students to find out when these things were invented and who invented them? 2.Ask students some questions: What is it?What is it used for?Who was it invented by?What would you like best?3.After tha

38、t, ask students to write paragraphs about them.Step 3. Summary.Have a free talk about some inventions.Answer some questions .Look at the picture in 3a and answer some questions.Read this article and answer some questions.Discuss in groupsAnswer the questions and write an article.Think of something t

39、hat you dont like doing. Then think of an invention that could help you .Write the details in the chart. Pretend a businessperson,try to sell their partners invention to the class.Fill in the blanks with the words, then make their own sentences with each word.Answer some questions then write paragra

40、phs about them.通过图片和句型，既激发了学生口语练习的积极性，又让学生在轻松好奇的氛围中认识人类的科技进步。问题方式引出课文进行教学。设置递进问题方式完成阅读教学，了解茶的发明过程，。用目标语言提供阅读和写作练习。发挥学生想象力，练习目标语言。通过角色扮演，提高学生学习英语的兴趣。增强词语的理解。进一步了解一般过去时被动语态并掌握被动语态其他事态的表达。板书设计Unit 9 When was it invented?The Fourth Periodfall in to , in this way教学反思学科English课型fresh年级9课题Unit 9 When was i

41、t invented? 5/5教学媒体A tape recorder , CAI教学目标知识技能Key Vocabulary: taste, century, active , indoors , create , wooden , knock into , divide , aim metal basket , below , towards develop , rise, risen 过程方法According to finishing some tasks of reading , train students ability of identify main idea and trai

42、n students ability of understanding words in context.情感态度Some students like playing basketball , lets learn some history about the invention of tea.教学重点1.Key vocabulary.2.Read the text to identify main idea.3.Read the text to understand words in context.教学难点Train students reading skill .教学内容及问题情境学生活

43、动设计意图Step1. Revision Ask some students some questions about target language.Step 2 PresentationBefore you read 1a 1. People like sports because it can keep them fit and make them relaxing. Do you like doing sports?2. How many kinds of sports do you know?3.Look at some pictures. There are so many kin

44、ds of sports. Discuss in pairs. List eight sports played in China. And fill in the chart.1b1. Do you think which sport is the most popular?2. 2.which one do you think is less popular? 3.Ask students to rank the sports they listed in the order of popularity. While you readShow a picture of Yao Ming, and ask some questions.Do you know him? Read this article and answer some questions.How was the basket