辽宁省辽阳市第九中学九年级英语全册 Unit 6 When was it invented？Period 1教案 （新版）人教新目标版.doc

unit 6 when was it invented？ 集体备课内容二次备课内容三维教学目标knowledge object: talk about the history of inventionsit was invented in 1876. what was it used for?it was used to talk to people in other towns.master: be + pp.ability object. ：1）能运用所学知识练习被动语态的句式。 2）能用所学句型进行交际练习。emotion object:培养学生的听说演等能力及合作学习的意识。教学重点1key vocabulary2target language3train the students to talk about the history of inventions.教学难点被动语态的运用及构成。教法情景操练，反复使用，师生互动，生生互动。学法通过谈论历史上的发明物，充分掌握被动语态的用法.教学准备多媒体课件 教科书 卡片 录音机 课前预习学案。教 学 过 程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 the 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 invented. 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 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 to say out his / her answer.5. the teacher shows the correct answers. 2b1. ask the students to pay 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.homework ：1. c