Unit9 When was it invented?

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Presentation transcript:

Unit9 When was it invented? Section A

Museum

Invention Museum

How much is it?

How much is it? 18

Rule Only one group that gets the most scores(分数)can enter the museum.

part 1 Guessing: What is it?

Guessing: What is it?

Guessing: What is it? Microwave oven It is used for cooking and heating food (加热)

What food can be heated in it?

What is it used for? calculator It is used for counting.

They are used for giving light. 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

alarm clock It’s an annoying invention. Because it wakes me up when I’m sleeping.

I think computer is the most helpful invention. Because it helps me search the information that I need.

What do you think is the most helpful/annoying inventions? part 3 A survey: What do you think is the most helpful/annoying inventions? Name Helpful inventions Why Annoying inventions why

Useful expressions: A: What do you think is the most helpful/annoying invention? B: I think the most helpful invention is… A: Why is that? B: Well, it gives/helps people…

part 4 Who was (telephone) invented by? It was invented by Bell. inventors inventions Papermaking Plane Washing machine Light bulb Car Telephone Henry Ford Edison Bell Ts’ai Lun Wright brothers fisher

When was it invented? 1971 1976 1885 1976 1927

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

When was the car invented? It was invented in 1885. part 5 1885 1927 1976 1876 1971

Chinese inventions

How many inventions do you know? Group work: How many inventions do you know? What When Who Be used for Printing Tang Dynasty 朝代 Chinese Making copies

shoes with adjustable heels 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

music candle activity glasses temperature cup Challenge: Try to be an inventor! music candle activity glasses temperature cup

Welcome !

{ 被动语态 The passive voice. 被动语态的构成: be动词+ (及物动词的) 过去分词 am (is, are) + done was (were) + done { 一般现在时一般过去时

Homework: Describe one of your inventions And then write it down.