unit 9 when was it invented ? section a talk about the history of inventions. the passive voice....

Unit 9

When was it invented ?When was it invented ?Section ASection A

Talk about the history of inventions.Talk about the history of inventions.

The passive voice.The passive voice.

Grammar Focus:

Language Goals:

invent [in'vent] v. 发明，创造calculator ['kælkjuleitə] n. 计算器be used for 用来做……scoop [sku:p] v. 用勺舀 n. 勺子，长柄勺adjustable [ə'dʒʌstəbəl] adj. 可调整的heel [hi:l] n. （鞋袜等的）后跟battery ['bætərɪ] n. 电池operate ['ɔpəreit] v. 操作，作业battery-operate 电池供电的slipper ['slipə] n. 拖鞋heat [hi:t] v. 加热，是变热

New wods

light bulbslight bulbsinventioninvention

EdisonEdisoninventorinventor

Edison invented the light bulb.Edison invented the light bulb.

The light bulb was invented by Edison.

The light bulb was invented by Edison.

Karl Benz invented the car.Karl Benz invented the car.

______ was invented by _______.______ was invented by _______.The car

Karl Benz

Bell invented the telephone.Bell invented the telephone.

___________ was invented by ___.___________ was invented by ___.The telephone

Bell

Karl Benz

Bell

Edison.

Who was ______invented by ?It was invented by _________.

the carKarl Benz

1b Listen and match the inventions Listen and match the inventions with the dates.with the dates.

a

b e

dc

1876

1885

1927

1971

1976

d

a

b e

ccalculator

When was the telephone invented ?

I think it was invented in 1876.

1885 1976 1971 1927

What is/are … used for? It’s/They’re … used for…某物被用来做什么… .

Let’s discuss

What are the computers used for ?The computers are uesd for …….

(be used for+v-ing 被用于…… )

play games

search information

read stories

chat with friendsting

ing

ing

ing

A: What is the used for?

B: I think it is used for _______________.

A: What is the used for?

B: I think it is used for _______________.talking with people

car

computer

calculator

light bulbs

counting

bringing light

insteading of walking

studying

1. Amy used ________ glass.

A. wear B. to wear C. to wearing D. use to be

2. The knife is used ______ fruits.

A. to cutting B. for cutting C. cut

3. I used _____ late, but now I _________ early.

A. to getting up; am used to getting up

B. to get up; am used to get up

C. to get up; am used to getting up

4. They’re used for seeing in the dark. ( 改为同义句 )

They’re used ____ _____ in the dark.

B

B

C

to see

used to do 过去常常做某事，只用于过去时态

be used to doing 习惯做某事，用于一般现在时和过去时

be used for doing / to do被用于做某事，表示被动语态

interesting inventionsNew words

scoop v. 用勺舀 n. 勺子adjustable adj. 可调整的heel n. 后跟battery n. 电池operate v. 操作battery-operated 电池供电的slipper n. 拖鞋heat v. 加热

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 inthe order that you hear.

3 1 2

2b Listen again. Match the inventions with their inventors and uses.

Invention

shoes with adjustable heels

battery-operated slippers

heated ice cream scoop

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

camera 1839 Daguerre达盖尔

plane The Wright Brothers莱特兄弟

1903

Writing

take photos

For exampleA: When was _____ invented?B: The _______ was invented in ______ .A: Who was ____ invented by ?B: It was invented by ______ . I think It is very useful. It was used for _____ .

carry people to someplace

造纸术 paper-making

印刷术 printing

火药 gunpowder

the four great inventions of ancient China

invention time inventor be used for

指南针 the compass

It was invented in 1350.It was invented by a German.It is used for telling us the time,And telling us to get up on time.

Guessing game

alarm clock

It’s an annoying invention.

Because it wakes me up when I’m sleeping.

Guessing: What is it? what is it used for?

Microwave oven

It is used for cooking and heating food( 加热 )

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

More inventions in the future?

Please design an invention with your imagination, work in groups and draw it on a piece of paper ,then introduce it in front.

1. Who was it invented by?

2. What was it used for?

3. What do you think of it ?

1. --- When ____ the telephone ____, do you know? --- Yes. In 1876. A. was; invented B. is invented C. did, invent D. had, invented

2. I think it is one of ____ in the world. A. the helpful invention B. the helpful inventions C. the most helpful inventions D. the most helpful invention

3. （ 2010 年河北省 37 题） Hong Kong ____ to be a good place for eating today. A. knows B. knew C. is known D. was known

C

A

C

5. （ 2008 年河北省 35 题） Last year, Li Hua, a college student, ___to work for the Olympic Games.A. is choosing B. is chosen C. was choosing D. was chosen

4. （ 2007 年河北省 42 题） We ____to close the windows before we left the lab. A. tell B. told C. are told D. were told

6. （ 2006 年河北省 37 题） The children _____to swim last month and they can swim very well now.

A. are taught B. were taught C. have taught D. taught

7. （ 2009 年河北省 34 题） Don’t put off today’ s work for tomorrow. I mean ,today’s work ____ today.A. may do B. must do C. may be done D. must be done

连接中考：

B

D

D

D