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Unit 9 When was it invented?. Section A 1a--2c. 平遥实验中学 周萍. 平遥. ---What’s this? ---It’s a. calculator. ---Can you guess when it was invent ed ? ---I think it was invent ed in_____. 1971. Guess. A: When was the telephone invented ?
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Unit 9 When was it invented? Section A 1a--2c 平遥实验中学 周萍 平遥
---What’s this? ---It’s a calculator. ---Can you guess when it was invented? ---I think it was invented in_____. 1971
Guess A: When was the telephone invented? B: Well, I think it was invented in …. • 1885 • 1876 • 1927 • 1971
Guess A: When was the car invented? B: Well, I think it was invented in …. • 1885 • 1876 • 1927 • 1971
1b Listen and match the inventions with the dates. b b e e 1876 1885 1927 1971 1976 a a d d c c
pairwork When wasthe car invented? It was invented in 1885. 1885 1927 1976 1876 1971
Guessing: What is it? Microwave oven It is used for cooking and heating food (加热)
What are they used for? light bulbs They are used for giving light.
What is/are … used for? It’s/They’re … used for… part 2
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
2a Listen and number the inventions in the order that you hear. 2 3 1
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
What is it / are they ? It’s a / They are…… When was it /were theyinvented? It was /They were invented in…… What is it /are they used for? It’s a / They are used for……
am (is, are) + done was (were) + done { The passive voice. 被动语态 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
Hamburger CD bag
Strawberry Shopping bag
Homework: Describe one of your inventions And then write it down.