Module Unit Inventions 教案2公开课优质课.docx

Module Unit Inventions 教案2公开课优质课Module 2 Unit 4 Inventions 教案2 Learning Targets学习目标： 1. 阅读文章Great invention，熟悉三个发明并能口述。 2. 熟练掌握课文单词及重点词组。 Teaching Methods教学工具: a tape-recorder, the blackboard, PPT Learning Procedure学习过程： Task I背一背下列短语并标注在课文中 1. great inventions 伟大发明 2. change the world 改变世界 3. live a good/better life 活的好/更好 4. in history 历史上 5. in the early 19th century 19世纪初 6. at the start of the 20th century 20世纪早期 7. since then自那以后 8. allow sb. to do 允许某人做某事 9. keep in touch with与保持联系 10. in the evening 在夜晚 11. in the daytime 在白天 Task II读一读下列句子并翻译成中文 1. The following are three of the most important inventions in history. 2. After its invention, traveling became faster and more comfortable. 3. Without the wheel, we would not have these inventions. 4. Since then, people have been able to speak to each other over long distances. 5. They allow people to keep in touch with each other anytime, anywhere. 6. With light bulbs, people can do as many things in the evenings as they can in the daytime. Task III学一学练一练下列知识点 1. invention词性_；动词_；名词_。 invent和discover的区别，invent 指通过想象研究创造前所未有的东西，discover指发现了原来存在的事物。 Do you know who the plane? / Columbus America in 1492. 2. The following are three of the most important inventions. The following 意为“下述，下列”，动词用单数还是复数取决于后面谈及的人或事物的单复数。The following (be) a short summary of the article. 3. After its invention, traveling became faster and more comfortable. After its invention 是介宾结构，在句中作时间状语，相当于一个时间状语从句，即：After people invented the wheel. 请将下文的before the invention of the light bulb改成时间状语从句： 4. 翻译下列词组： in the early 19th century at the start of the 20th century at the end of the 19th century in the mid-19th century/ in the middle of the 19th century 5. Without the wheel, we would not have these inventions. With light bulbs, people can do as many things in the evenings without 表否定，意为没有，无，with 表示使用某种工具，拥有，具有等，在上面两个句子中with和without 均为介词，后接名词。请造句： With Without 6. since then, people have been able to speak to each other over long distances. Since是介词，意为“从以后，自以来”后跟名词或动名词作时间状语，与完成时连用。如：I have not seen him Monday. distance 词性 ，“距离，路程”，形容词 “遥远的” 7. practical 词性 ；意为 ；动词 ；意为 名词 ；意为 He has soccer every afternoon. Here are a few fashion tips. Task IV 对话活动，讨论发明 Conversation 1: S1: When was the wheel/ the telephone/the light bulb invented? S2: S1: Who invented the ? S2: S1: What was life like before the invention of the? S2 S1: What was life like after the invention of the ? S2: Conversation 2: S1 Which invention do you think is the most important? S2 I think is a great invention because S1: I agree with you. / In my opinion, With , we can/ Without , we would not Task V分层任务 A层：用自己的语言复述或背诵课文。 B层：背诵三个段落其中两段，流利朗读另一段。 C层：能够流利朗读通篇课文。 所有同学牢固掌握练习册中的New words and expressions 课堂反思： 想一想今天的课堂上有哪些收获呢？