Period 1 1a-2d Words Section A* Unit 6 When was it invented?

Period 1 1a-2d

Words

Section A

**

Unit 6 When was it invented?Unit 6 When was it invented?

What are the Four Great Inventions

in ancient China?

Do you know?

paper-making 造纸术

compass

指南针

printing

印刷术

gunpowder

火 药

The four great inventions

Printing, gunpowder, paper-making and the compass are the four great inventions of the ancient China. They were invented by Chinese. They still play an important part in the modern world.

The four great inventions

Inventions changed our world!

abacus calculator computer

bike motorbike car plane rocket

telephone mobile phone vision phone

Inventions changed our world!

candle light bulb TV fridge

Do you know what these inventions are?

Karl Benz

Do you know who these inventors are?

Alexander Bell J. L. Baird

Can you match the inventions with the right inventors?

Karl Benz invented the first car in 1885.

The first car was invented (by Karl

Benz) in 1885.

The first telephone was invented (by

Bell) in 1876.

Bell invented the first telephone in 1876.

The first television was invented (by J.

L. Baird) in 1927.

J. L. Baird invented the first television in

1927.

A: I think the TV was

invented before the

car.

B: Well, I think the

TV was invented

after the car.

1a Look at the things below. In what order do you think they were invented. Number them [1-4] (1 = first, 4 = last).

4 2

1 3

I think the TV was invented before the car.

Well, I think the TV was invented after the car.

I think the telephone was invented before the computer.

Well, I agree with you.

___ 1876

___ 1885

___ 1927

___ 1971

d

a

c

b

Listen and match the inventions with the years.

1b

According to what you have listened, answer the

questions below.

1. What did the grandma have when she was young?

2. Why didn’t they have a television at that time?

3. Does grandma have personal computer now?

Telephone and car.

Because it was expensive.

Yes, she does.

When was the telephone invented?

I think it was invented in 1876.

1c Student B, cover the dates. Student A, ask Student B when the things in the picture in lb were invented. Then change roles and practice again.

1976

18851876

1927Karl Benz BairdBell

two Americaninventors

old inventions

A: When was …invented?B: It was invented in…A: Who was it invented by?B: It was invented by…A: What is the … used for?B: The … is used for doing…

When was the car invented?

It was invented in 1885.

When was the TV invented?

It was invented in 1927.

When was the computer invented?

It was invented in 1971.

high heels

shoes with adjustable heels

ice cream scoop

heated ice cream scoop

battery slippers

battery-operated slippers

electric slippers

shoes with adjustable heels

heated ice cream scoop

scooping really cold ice cream

battery-operated slippers

seeing in the dark

changing the style of the shoes

What are they used for?

___Shoes with

special heels ____ shoes

with lights

____hot ice cream scoop,runs on electricity

31 2

2a Listen and number the inventions in the order you hear them.

InventionWhat is it / are they used for?

shoes with special heels

________ the style of the shoes

shoes with lights seeing ___________

hot ice-cream scoop ________ really cold ice-cream

Listen again and complete the chart.

changing

serving

in the dark

2b

The first invention is shoes with

________. People always hit their toes

on __________ on the way to the

bathroom at night. So people can use

them for ________ in the ______.

Listen again and fill in the blanks.

something

seeing dark

lights

The second invention is a special ice-cream ______. It runs on _________ and becomes hot. It’s _____ for serving really _____ ice-cream.

scoop electricity

used

cold

The last invention is shoes with special _____. People can move the heels _____ and ______. You can _____ the heels if you are going to a ______ or ______ them if you are just going out for _________.

heels

down

up

raiseparty lower

shopping

Make conversations using the

information in 2b.

What are the shoes with lights used for?

They’re used for seeing in the dark.

2c

A: What are they?

B: They’re shoes with special heels.

A: What are they used for?

B: They are used for changing the style of the

shoes.

A: Who were they invented by?

B: They were invented by Jayce

Coziar and Jamie Ellsworth.

A: What are they?

B: They’re ….

A: What are they used for?

B: They are used for ….

A: Who were they invented by?

B: They were invented by ….

A: What is this?

B: It’s a ….

A: What is it used for?

B: It is used for ….

A: Who was it invented by?

B: It was invented by ….

A: What is this?B: It’s a camera.A: What is it used for?B: It is used for taking pictures.

A: What is this?B: It’s an alarm clock.A: What is it used for?B: It is used for

waking people up in the morning.

A: What is this?B: It’s a microwave

oven.A: What is it used for?B: It is used for heating

food and cooking meals.

• What are these?

• They are zippers.

• What are they made of?

• They are made of plastic or metal.

• What are they used for ?

• They are used for locking clothes, bags and so on.

Lead-in

Read the passage quickly and answer the questions.

1. What is the subject for their school project?

2. What kind of invention does Roy think of? 3. Why does Roy think it is a great invention?

4. Who and when was the zipper invented?

5. When did the zipper become popular?

Small inventions that changed the world.

The zipper.

Because it is often used in our daily lives.

Whitcomb Judson in 1893.

Around 1917.

2d

Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention?

Role-play the conversation.

My pleasure! Let me think… hmm… I know! The zipper!

n. 项目 ; 工程n. 高兴 ; 愉快

n. 拉链

2d

The zipper? Is it really such a great invention?

Think about how often it’s used in our daily lives. You can see zippers on dresses, trousers, shoes, bags… almost everywhere!

adj. 每日的；日常的

Well, you do seem to have a point…

Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there.

n. 网站n. 先锋 ; 先

驱

v. 列表 ; 列清单 n. 名单 ; 清单

For example, it mentioned that the

zipper was invented by Whitcomb

Judson in 1893. But at that time, it

wasn’t used widely.

v. 提到 ; 说到

Really? So when did it become popular?

Around 1917.

Write an article about the four great inventions of the ancient Chinese.

Tips:

What are the four great inventions?

Who were they invented by?

When were they invented?

What do you think of the inventions?