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Unit9When was it invented? Section A(1a-2c)

Unit9When was it invented? Section A(1a-2c). Welcome to our class!. Class Two, Grade Nine. T: Do you have a computer at home? Do you enjoy playing computer games? When was it invented? Do you know?. There are many inventions around us:. umbrella. bike. watch.

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Unit9When was it invented? Section A(1a-2c)

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  1. Unit9When was it invented? Section A(1a-2c) Welcome to our class! Class Two, Grade Nine

  2. T: Do you have a computer at home? Do you enjoy playing computer games? When was it invented? Do you know?

  3. There are many inventions around us: umbrella bike watch telephone

  4. When was it invented ? 1876 1971 1976 1885 1927:nineteen twenty-seven

  5. 1b Listen and match the inventions with the dates. b b e e 1876 1885 1927 1971 1976 d a a a d d c c e c b Alice Woman

  6. -When wasthe car invented? -It was inventedin 1885. 1885 1927 1976 1876 1971

  7. battery-operated slippers 电池供电 的拖鞋 heated ice cream scoop 加热的 冰激凌勺 shoes with adjustable heels 可调节 后跟的鞋

  8. Do you know? • What are they used for? • Who were they invented by?

  9. 2a Listen and number the inventions in the order that you hear. 2 3 1

  10. 2b Listen again. Match the inventions with their inventors and uses. Who was it/ were they invented by? Chelsea Lanmon Jayce Coziar and Jamie Ellsworth Julie Thompson What is it/ are they used for? scooping really cold ice cream seeing in the dark changing the style of the shoes Invention shoes with adjustable heels battery-operated slippers heated ice cream scoop

  11. Ask and answer: 1.--What is it used for? --It’s used for scooping really cold ice cream. 2.--Who was it invented by? --It was invented by Chelsea Lanmon.

  12. am (is, are) + done was (were) + done { 被动语态的构成: be动词+ (及物动词的) 过去分词 一般现在时 一般过去时 Eg: Tom wrote the letter yesterday. The letter was written by Tom yesterday.

  13. Exercise: 用括号内所给词语的适当形式填空: • 1. When (be) the telephone invented? • 2. I think it is (use) for cutting things. • 3. The car (invent) in 1885. • 4.They are used for (see) in the dark. 句型转换: • ① The telephone was invented in 1876. (就划线部分提问) • the telephone invented? • ② They are used for seeing in the dark. (就划线部分提问) • they used for? • ③ Julie Thompson invented the battery–operated slippers. (改为被动语态) • The battery–operated slippers by Julie Thompson. was used was invented seeing When was What are were invented

  14. 一：知识目标 词汇： invent, inventor, invention, be used for, adjustable heels, battery–operated slippers, heated ice cream scoop, the style of the shoes, electric slippers, see in the dark 句型： 1.—When was it invented? —It was invented in 1885. 2. —What are they used for? —They are used for seeing in the dark. 3.—Who were they invented by? —They were invented by Julie Thompson. 二：能力目标 听：通过学习本课时的话题，能够听懂有关发明历史的对话。 说：能够准确的用英语谈论发明的历史。 读：能够准确的读出本课的句型及相关的对话。 写：能够利用被动语态造句。 三：情感目标： 了解发明历史，增强科学意识。 四：教学重难点 1. 教学重点：能熟练掌握本课时的词汇及句型。 2. 教学难点：掌握一般过去时的被动语态。

  15. Homework: 1.处理探究相关练习题 2.Speaking and writing: 观察生活中某一物品，探讨是谁发明的，何时发明的，有何用途。 和同伴交流后，利用本课句型写篇小文章。 3.I’ll be an inventor ! activity glasses music candle temperature cap

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