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九年级英语:Unit9__Section_A1课件_人教版新目标

发布时间:2013-12-11 10:30:46  

When was it invented ?

paper-making 造纸术

printing 印刷术

compass 指南针

gunpowder 火 药

造纸术

印刷术

What is it?

Microwave oven It is used for cooking and heating food
(加热)

What is it?

telephone

It is used for talking with people ___________. (talk with people)

What is it?

moblie-phone
It is used formaking a phone call_.

What is it?

computer

It is used for studying ___________. (study)

What is it?

caculator

It is used for counting ___________.

(count)

What are they used for?

light bulbs

They are used for giving light.

pairwor k

What is/are … used for? It’s/They’re … used for…

1b
a

Listen and match the inventions with the dates.

b

e d

1876 1885

c

1927
1971 1976

Karl Benz
Who invented the car?

1885

Karl Benz invented the car. _______
The car____ ________ by______. was invented him

When was it invented ? was invented It____ _________ in 1971 ______.

Bell
1971
Who was the telephone invented by? B: It was invented by___. A: When was it invented ?
A: B:

I think it was invented in __.

high heels

adjustable 可调整的

adjustable heels

scoop

heat 加热

ice cream scoop

slippers

a battery

batteries

operate 操作

Who were they invented by?

What are they used for?

adjustable 可调整的

operate 操作

heat 加热

Listening

Listen and number the inventions in the order that you hear.

2a

3

1

2

Invention

Who was it/were they invented by?

What is is/are they used for?

shoes with adjustable Chelsea Lanmon heels
batteryoperated

scooping really cold ice cream

Jayce Coziar and seeing in the Jamie Ellsworth dark

2b
Listen again and fill in the blanks with the words you hear.

A: What are those ? B: They are battery– operated slippers. A: ______ are they used for ? What B: They ___ ____ for seeing in the are used dark. Who A: That’s cool! ____ were they invented by ____? B: Julie Thompson. And look at this cream heated cold _____ _______. ____ ice A: I know what it’s for. It’s used for scooping _________ out really cold ice cream.

was invented B: Right. It ____ ________ by Chelsea Lanmon A: My favorite are those shoes with adjustable heels. You know – you can ________ up down. move the heels ____and______ by They were invented ___ Jayce Coziar and Jamie Ellsworth. B: And what are they used for? style A: Well, you can change the ____ of your make shoes. You can ______the shoes go from casual to dressy.

Practice:
Jayce Coziar and Jamie Ellsworth

changing the style shoes with adjustable heels of the shoes.

What are they? Who were they invented by? What are they used for?

Julie Thompson battery-operated slippers seeing in the dark

What are they? Who were they invented by? What are they used for?

Chelsea Lanmon
heated ice cream scoop scooping cold ice cream

What is it? Who was it invented by? What is it used for?

which invention do you think is most helpful ?

I think ....is the most helpful invention .Because ...

I think co

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

which invention do you think is most annoying ?
I think ....is the most annoying invention .Because ...

alarm clock

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

What telescope When 1609 Who Galileo Use watching stars
abacus in the six century Chinese calculating

homework
把下列的句子变为被动语态的句子:
1、They speak English in Canada . English is spoken in Canada(by them). 2、People used wood for making tables. Wood was used for making tables. 3、They are making computers in the USA. Computers are being made in the USA.

4、They have grown rice in South China.

Rice has been grown in South China.
5. We must plant more trees next year.

More trees must be planted next year.
6.I am going to clean our classroom tomorrow.

Our classroom is going to be cleaned tomorrow.


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