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中 学 教（学）案
总课时：
学 科： 英语 年级： 九 执教人：
时 间 年 月 日 第 周 第 课时
课 题 Unit 6　When was it invented 课型
教学目标 1.通过学习使学生掌握重点词汇及目标语言。2.帮助学生认识主动语态与被动语态的区别并能正确使用一般过去时的被动语态谈论发明历史。
教学重点 询问发明的时间、发明人及用途。
教学难点 使用过去时的被动语态谈论发明历史。
教 学 设 计
教 师 活 动 学 生 活 动
一、创设情境，切入主题Step 1：Lead inShow pictures of the ( http: / / www.21cnjy.com ) four great inventions. (computer，television，telephone and car). Point to each picture and let students tell what it is.Then write the names of the inventions.　二、展开过程，探究新知Step 2：Work on 1aAsk students to thi ( http: / / www.21cnjy.com )nk about the following questions：Can you guess which one of them was invented first？Which one of them was invented last？Was the TV invented before the car or after the car Step 3：Listen to 1b1.Call the studen ( http: / / www.21cnjy.com )ts’attention to the inventions in the picture. 2..Listen carefully and match the inventions with the years.3.Check the a ( http: / / www.21cnjy.com )nswers.Step 4：Work on 1cRead the instructio ( http: / / www.21cnjy.com )ns 1b..Step 5：PairworkThen ask the questions and help the students to answer like this：Show other pictures to let students make up similar conversations.Step 6：Work on 2a－2b－2cListen again and answer some questions.Step 7：Work on 2d1.Play the tape for students to listen and repeat.2.Role play the con ( http: / / www.21cnjy.com )versation in pairs.三、布置作业1.Recite the conversation in 2d.2.Write a conversation about an invention.3.Finish workbook exercises. Have the students loo ( http: / / www.21cnjy.com )k at the sample conversation in the box.Ask two students to read this conversation to the class.Ask several groups to tell the class their answers.Ask four students to say the names of them. Then ask them to see the dates with a blank line in front of each.Read the dates together.Ask a pair of the students to read this conversation to the class.Ask several pairs to share their conversations with the class.T：When was it invented S：It was invented in... T：Who was it invented by S：It was invented by...Then ask some pairs to act out their conversations.W
板书设计：
教学反思：
中 学 教（学）案
总课时：
学 科： 英语 年级： 九 执教人：
时 间 年 月 日 第 周 第 课时
课 题 Section A(3a－4c) 课型
教学目标 阅读短文了解茶叶发明发展的过程，能按要求找到相应的信息并能恰当地使用被动语态完成相关练习。.帮助学生运用predicting，skimming，scanning等阅读策略提高阅读技能。
教学重点 1.掌握本部分出现的词汇，并能熟练运用。2.阅读短文，获得相关的信息。通过阅读练习，来提高阅读能力。
教学难点 阅读短文，获得相关的信息，并运用被动语态谈论发明。
教 学 设 计
教 师 活 动 学 生 活 动
一、创设情境，切入主题Step 1：Lead inTalk about tea with ( http: / / www.21cnjy.com ) students.How many kinds of drinks do you know？Can you name some What’s the most popular drink in the world？ 　二、展开过程，探究新知Step 2：Work on 3a－3c1.Look through the ti ( http: / / www.21cnjy.com )tle and the picture.Guess what it is about？2.Scan the answers for the following：·When was tea first drunk ·How was tea invented ·Who is called “the saint of tea”？·What is Cha Jing about ·When was tea brought to other countries 3.3c.Complete ( http: / / www.21cnjy.com )the sentences with the correct forms of the verbs in the box.4.Underline the words that are used to describe tea.Step 3：Grammar Focus1.观察与思考Grammar Focu ( http: / / www.21cnjy.com )s中的句子What are the differences between them？________2.Sum up the rules主动句变为被动句所遵循的四个步骤：(1)把原主动句中的宾语变为被动句的主语。(2)把动词变为被动形式即be＋过去分词，并注意其人称和数随主语的变化，而动词的时态则保持不变。(3)原主动句的主语如需要则放在by后面以它的宾格形式出现(注代词的宾格)，如不需要则可省略。(4)其他的成分(定语、状语)不变。过去式被动语态的几种句型肯定句 主语＋be＋过去分词＋(by...)A sweet song was sung by her on the stage.否定句 主语＋be＋not＋过去分词＋(by...)A sweet song wasn’t sung by her on the stage.一般疑问句　Be＋主语＋过去分词＋(by...)？Was a sweet song sung by her on the stage？Step 4：Work on 4aRewrite the sentences using the passive voice.1.Go over the instru ( http: / / www.21cnjy.com )ctions and make sure they understand what they should do. 2.Then ask students to exchange their work to check the answers.Step 5: Work on 4bComplete the sentences with correct forms of the verbs in the box.Step 6：Work on 4cWrite the correct forms in the blanks.三、布置作业1.Retell the story of the invention of tea.2.Finish the exercises for this part. (We can know from the title that the invention is tea and the invention is an accident.)While students working，the teacher moves around to offer help.Read the sentences and then ask them to rewrite the sentences.Ask two students to write theirs on the blackboard.While students are writing，teacher moves around to offer help.
板书设计：
教学反思：
中 学 教（学）案
总课时：
学 科： 英语 年级： 九 执教人：
时 间 年 月 日 第 周 第 课时
课 题 Section B(1a－1e) 课型
教学目标 1.完成听说活动，了解美食的发明史。2.掌握本课出现的重点短语和句子。3.能用被动语态谈论美食的发明史
教学重点 能掌握下列句型。
教学难点 能利用下列句型谈论美食的发明
教 学 设 计
教 师 活 动 学 生 活 动
一、创设情境，切入主题Step 1：L ( http: / / www.21cnjy.com )ead inShow students some pictures about the delicious food.How do they taste 二、展开过程，探究新知Step 2：Work on 1a1.Read the instruc ( http: / / www.21cnjy.com )tions to the class.Point out the four adjectives on the left.2.Have them read th ( http: / / www.21cnjy.com )e four words together.step 3：Work on 1b 1.Point out the four words.Then point to the sample answer given.2.Ask students to complete the activity on their own.Step 4：Work on 1c－1dBefore listeningLet students read ( http: / / www.21cnjy.com ) the instructions together. 1.While listeningPlay the recording first.2.Play the recordi ( http: / / www.21cnjy.com )ng again. 3.Check the answers with the whole class.4.Play the rec ( http: / / www.21cnjy.com )ording again.Ask students to fill in the blanks with the words they hear.Step 5：Work on 1eMake a conversation about the invention of potato chips.Step 6：Free talkTalk about ot ( http: / / www.21cnjy.com )her food you know.What’s the name of the food Who was it invented by？How was it invented 设计意图：通过小组活动使学生运用并模仿听力文本内容讲述美食的发明，学生能使用被动语态句型进行表达。三、布置作业1.Finish the workbook exercises.2.Tell the story of the invention of potato chips.3.Write a passage of another invention of food Help them understand the following adjectives：crispy，salty，sour and sweet.Ask some different students to read them.Ask students to choose the words in the box to describe how the food in the pictures tastes.Write them under the correct pictures.ask some students to read their answers to the class.Check the answers with the whole class.Ask students to look at the sample answers.Students only listen to catch the main idea.Ask the children to listen and circle T for true or F for false.Talk about it in groups of four.
板书设计：
教学反思：
中 学 教（学）案
总课时：
学 科： 英语 年级： 九 执教人：
时 间 年 月 日 第 周 第 课时
课 题 Section B(2a－2e) 课型
教学目标 1.阅读短文，了解篮球发明的过程。 2.培养学生运用思维导图记忆语篇信息的能力。
教学重点 阅读短文，了解篮球发明的历史。
教学难点 运用思维导图记忆语篇信息。
教 学 设 计
教 师 活 动 学 生 活 动
21教育名师一、创设情境，切入主题Step 1：Lead inShow a picture of a b ( http: / / www.21cnjy.com )asketball.What sport is it？Do you watch basketball games How much do you know about this sport Then collect the answers.Present some new words about basketball.】　二、展开过程，探究新知What other things do y ( http: / / www.21cnjy.com )ou want to know about basketball Step 2：Work on 2bFast ReadingTell students to read ( http: / / www.21cnjy.com )the passage quickly.And find the main idea of each paragraph.Step 3：Careful ReadingT：Now let’s re ( http: / / www.21cnjy.com )ad the mind map in 2c.Try to understand the meaning of it.Changing the informat ( http: / / www.21cnjy.com )ion you read into a mind map may help you remember it more easily. Step 4：Work on 2dThen try to read th ( http: / / www.21cnjy.com )e passage again and find the answers to the questions of 2d.Step 5：ActivityWhat have you kno ( http: / / www.21cnjy.com )wn after the reading？Encourage students to try their best go say as much as they can.Step 6：Work on 2e1.Ast students w ( http: / / www.21cnjy.com )hat they think of famous basketball players.Make a list of good and difficult things about being a basketball player.2.Students work in ( http: / / www.21cnjy.com )groups.Discuss them with their partners and make a list.3.Let some groups read their lists.三、布置作业Write a short passage about the development of basketball. Write down your answers.Let’s read the passage and find what you want to know. read ( http: / / www.21cnjy.com )the passage quickly.And find the main idea of each paragraph.Ask students to ( http: / / www.21cnjy.com )complete the mind map with the information in the passage.Make a list of good and difficult things about being a basketball player.Students work in ( http: / / www.21cnjy.com )groups.
板书设计：
教学反思：
中 学 教（学）案
总课时：
学 科： 英语 年级： 九 执教人：
时 间 年 月 日 第 周 第 课时
课 题 Section B(3a－Self check) 课型
教学目标 纪1.能够正确使用目标语言完成写的练习。2.复习巩固本单元所学的词汇和语法知识。
教学重点 正确使用目标语言完成相应的练习。
教学难点 正确使用目标语言描述一项新发明。
教 学 设 计
教 师 活 动 学 生 活 动
一、创设情境，切入主题Step 1：Lead inShow pictures about cool inventions to the students.二、展开过程，探究新知Ask students to d ( http: / / www.21cnjy.com )iscuss the inventions in pairs.Use the following questions to guide the students to talk about the inventions and create the mind maps.Step 2：Work on 3a In our life we may ( http: / / www.21cnjy.com ) have problems doing something.Or there is something we don’t like to do.Think of an inventi ( http: / / www.21cnjy.com )on that could help you and complete your own writing.After the students finish the writing，ask one or two students to read theirs.Step 3：Work on 3b1.Imagine yo ( http: / / www.21cnjy.com )u are a business person.Write a description of your new invention.Try to sell the invention to the class.2.Ask the students to share the descriptions with their partner.3.Ask the student ( http: / / www.21cnjy.com )s to provide constructive feedback to their partners.Step 4：Self Check 11.Make sure ( http: / / www.21cnjy.com )the students understand what they should do in this part.Ask the students to complete the passage.2.Discuss the answers in pairs.3.Check the answers with the whole class.4.Read the passage aloud.Step 5：Self Check 2Ask students read ( http: / / www.21cnjy.com ) the sentences first，and then ask them to turn the sentences into passive voice.Ask two students to write down their answers on the blackboard.Then check the answers together.Step 6：Self Check 3Ask the students to finish it.三、布置作业熟读并背诵Self Check 1。 Ask students to d ( http: / / www.21cnjy.com )iscuss the inventions in pairs. After the students finish the writing，ask one or two students to read theirs.Write a description of your new invention.Try to sell the invention to the class..Discuss the answers in pairs.Check the answers with the whole class.Ask two students to write down their answers on the blackboard.Then check the answers together.
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