英语人教版九年级全册Unit 6 Section A(1a-1c).doc

Unit 6 When was it invented Section A(1a-1c)执笔审核 初三英语组课 型听说课课 时1课题Unit 6 When was it invented ? Section A 1a1c学习目标句型：When was the TV invented?学会弄清一般过去时态的主动语态与被动语态的差异，并通过练习和运用加以巩固。 重点难点句型：When was the TV invented?如何弄清一般过去时态的主动语态与被动语态的差异，并通过练习和运用加以巩固。学法指导在学习中，懂得人类的科学发明创造了丰富的物质文明，激发创造发明的能力和愿望。并乐于参加学习小组活动，积极合作。教学过程教学过程一、自学（自主探究 3分钟）翻译下列年代：（复习）1. nineteen seventy-one_ 2.eighteen eighty-five_3.eighteen seventy-six 4. 1927_ 5. 1976_ 6. 2015_二、导入（启发探究 10分钟）通过课件呈现一些发明: What are the Four Great Inventions in ancient China?然后问学生:What are they? Thecompass _ Paper making _Gun powder _ Printing _Help the students to say :They are some inventions . Get the students to repeat.讨论1a对话Teacher: There are many useful things in the world. They help us a lot in life. (Show some pictures on the screen) Modern inventionsWhen were they invented? Students: _. The telephone was invented in 1876. The computer was invented in .三、交流（合作探究 20分钟）1. 要求学生听第一遍录音，并完成课本上1b的听力任务: Listen and match the inventions with the years. Check their answers: 读出序号-读出年份-读出完整的句子（4分钟）2. 要求学生翻开课本P41， 迅速阅读1a部分的内容。并按要求完成课本上相应的任务: Number the pictures.（1分钟）检查答案3.，讨论1a对话并展示。34.听第二遍，填空。45. 要求学生听第三遍录音，并逐句进行跟读。（3分钟）6. 完成教材1c的任务，要求学生模仿1a内容，进行对话练习。并邀请2-3对同学当堂进行演示。（4分钟）四、总结（引深探究 5分钟）1. Grammar （语法要点） The simple past passive voice 一般过去时被动语态一般过去时被动语态表示过去经常性、习惯性被动动作或过去某一时刻发生的被动性动作，与主动语态相比,被动语态中主语是谓语动作的执行者。 被动语态的构成:主语+ 助动词was/were+ (及物动词的) 过去分词 was (were) + done(P.P.)主动语态变被动语态的方法动作执行者+动词主动形式+动作承受者 动作承受者+谓语动词被动形式+by 执行者主动语态变被动语态的结构图:Bell invented the telephone in 1876. The telephone was invented by Bell in 1876. 五、课堂测评（ 应用探究 5分钟）用所给动词的正确形式填空： 1. The bike _(fix) up by Xiaoming yesterday. 2. Shields盾牌 _ (use) for protecting peoples body in the past. 3.Last year, a picture _(put) up on the blackboard. 4. She said French_ (speak) in France. 5. Teenagers _(allow) to choose their own clothes two years ago.六、Homework.写出动词的过去式和过去分词1. beat_ _ 2. blow _ _ 3. bring _ _ 4. build _ _5. buy_ _ 6. catch _ _ 7. deal_ _ 8.drink_ _ 9. eat _ _ 10. feed _ _ 11. fight _ _ 12. fly _ _ 13. give _ _ 14. grow _ _ 15. have_ _ 16. hear _ _ 17. hlod _