人教版九年级Unit 6 When was it invented -Section A 1a—2d-ppt课件-(含教案+视频)-市级公开课-(编号：b515e).zip

When was it invented? Four Great Inventions of China gun powder paper making printing compass Who was it invented by? Karl Benz It was invented by Karl Benz Who was it invented by? Bell It was invented by Bell Who was it invented by? Baird It was invented by Baird Listen and match the inventions with the years. 1b _ 1876 _ 1885 _ 1927 _ 1971 d a c b the Wright brothers In 1903 travelling in the air Who was it invented by?. What is it used for? . When was it invented? Who was it invented by? When was it invented? What is it used for? in 1876. Edison. keeping voice. gramophone(留声机) car / 1885 / Henry Ford / travel fast fridge / 1862 / Harrison / keep food fresh washing machine / 1858 / Smith / wash clothes Groupwork: discuss a invention you invented or you saw with your classmates. You can draw a picture to introduce it? What is it called? Who was it invented? When was it invented? What is it used for? Report: It is called a . 1.They built the tall building last year.1.They built the tall building last year. 2.He took good care of his little brother 2.He took good care of his little brother yesterday.yesterday. 3.We cleaned our classroom just now.3.We cleaned our classroom just now. 4.They used this room for resting.4.They used this room for resting. The tall building was built by them last year. His little brother was taken good care of by him yesterday. Our classroom was cleaned by us just now. This room was used for resting by them. Homework: Describe one of your inventions You want and then write it down. 教学 目标 Teaching aims and demands Knowledge objects: 1. The Ss will be able to read, listen and understand some new words and expressions in the class, 2. The Ss will be able to talk about the history of some inventions Ability objects: 1. The Ss will be able to understand the listening and speaking about the history of some inventions 2. The Ss will be able to make conversations with the target language. Emotion objects: Many important inventions have changed the world a lot.We should know about them better and study hard to become inventors. Teaching Importance and difficulties: Listen and talk about the history of some inventions Teaching Tools: Multimedia Teaching methods: Situational teaching, Tasked-based 教学 环节 教师活动学生活动设计意图 Step1:Warm up and lead - in 1. Play a video and ask Ss “what are they?”“what are their inventions?” Help Ss say: It was invented by Free talk about some inventors and their inventions in the video. Try to say: It was invented by.with the teachers help. 通过视频导入 新课，既能激 发学生兴趣， 又能使课堂讨 论变得生动， 直观。 Step2 Presentation 1.Show pictures of Four Great Inventions and ask some questions: When was it invented? Who was it invented by? What is it used for? 2.Show other pictures of inventions and ask Ss to talk about their history. Try to answer the teachers questions and learn to talk about the history of some inventions using the target language. 通过讨论一些 发明物的历史， 引导学生操练 目标语言。 Step3: Listening 1. Play the tape .Ask Ss to listen and match. 2.Check the answers 3.Talk about their usage by asking “What is it used for?” Listen and match the inventions with the years. 2. Talk about their usage. 对本节课的主 要语言目标进 行听力的训练。 Step 4 pairwork Make conversations with their partners Who was it invented by? When was it inented? What is it used for? Work in pairs. Ask and answer some questions according to information on the screen. 通过 pairwork 对本节课的目 标语言进行输 出，检验学生 在上一个环节 中输入的效果。 Step5 Groupwork Work in groups. Discuss an invention you or others invented and describe it by using “ what is it?” “Who was it invented by?” “When was it inented?” “What is it used for?” . You can draw a picture of the invention to show other students. Discuss and report.对本节课所学 内容进行综合 运用，完成教 学目标。 Step6 Show a Micro class about Passive Voice of Past Tence. Watch and do exercises.对本节课的过 去时态被动语 态的语法做更 深一步的理解 和 Step6 Homework. Describe one of your inventions you want. And then write it down. Do homework 将课堂知识与 学生实际生活 相结合，进行 生活化的英语 交流。 板书设计 Unit6 When was it invented? Who was it invented by? When was it invented? What is it used for?