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(共30张PPT)
Unit 6
When was it invented
Section A 1a-1c
light bulb
What is the difference between animals and human beings(人类)
The biggest difference between animals and human beings is that people know how to use tools.
Where are tools from
Some are from nature, and some are from man-made things.
Where are man-made things from
Someone created or invented them.
Do you know any useful invetntions
It is reported that mobile phones, diapers(纸尿裤) and alarm clocks are the most useful invetntions.
In my opinion,
______ is one of the most useful inventions.
Do you know any great invetntions in China
In my eyes, ________ is one of the greatest inventions in China.
paper-making
printing
gunpowder
compass
造纸术
印刷术
火药
指南针
Who invented the four great inventions？
paper-making
printing
gunpowder
compass
Chinese invented the four great inventions.
The four great inventions _______________Chinese.
were invented by
Who were the four great inventions invented by？
Now, let’s talk about some modern inventions all over the world.
1975. steam machine/engine
What is this invention called
It’s called a telephone.
Who was it invented by
It was invented by Bell.
When was it invented
It was invented in 1876.
What is the telephone used for
It is used for calling someone everywhere.
Bell, 1876
What is this invention called
It’s called a car.
Who was it invented by
It was invented by Karl Benz.
When was it invented
It was invented in 1885.
What is the car/motor used for
It is used for driving everywhere you want to go.
=a motor.
Karl Benz, 1885
What is this invention called
It’s called television.
Who was it invented by
It was invented by J. L. Baird(约翰·洛吉·贝尔德).
When was it invented
It was invented in 1927.
What is the television used for
It is used for watching TV shows.
J. L. Baird, 1927
What is this invention called
It’s called a computer.
Who was it invented by
It was invented by John Vincent.
When was it invented
It was invented in 1971.
What is the computer used for
It is used for visiting websites(网站).
John Vincent, 1971
What is ... called
Who was ... invented by
When was ... invented
What is ... used for
camera, Luis
Was it invented before the telephone
Was it invented after the computer
1839
Pairwork
A: When was the …invented
B: It was invented in …
A: Who was it invented by
B: It was invented by…
A: Do you know what it is used for
B: It is used for ...
Karl Benz
in 1885
in 1971
John Vincent
in 1876
Bell
J. L. Baird
in 1927
in 1839
Luis
What is ... called
Who was ... invented by
When was ... invented
What is ... used for
camera, Luis
Was it invented before the telephone
Was it invented after the computer
1839
The biggest difference between animals and human beings is people know how to use tools. Some are from nature and some are from man-made things. People created and invented many useful and great inventions, such as paper making, printing, gunpowder and compass. Do you know when the telephone was invented It was invented in 1876 by Bell. It is used for calling someone everywhwere. How about the televison The televison was invented in 1927 by J.L. Baird. It was used for watching TV shows all over the world. In my eyes, the mobile phone is the most useful one.
The biggest difference between animals and human beings is people know how to use tools. Some are from nature and some are from man-made things. People created and invented many useful and great inventions, such as paper making, printing, gunpowder and compass. Do you know when the telephone was invented It was invented in 1876 by Bell. It is used for calling someone everywhwere. How about the televison The televison was invented in 1927 by J.L. Baird. It was used for watching TV shows all over the world. In my eyes, the mobile phone is the most useful one.
Look at the things below. In what order do you think they were invented Discuss them with your group. Then number them [1-4].
1a
A: I think the ... was invented
before/after the ... .
B: Well, I agree with ... . Besides,
I think the ... was invented
before/after the ... .
C: Well, I don't think so. I think ...
was invented before/after the ... .
Bell invented the telephone.
Who invented the telephone
When was it invented
It was invented in 1876.
What is the telephone used for
It is used for calling someone everywhere.
telephone Bell, 1876
The telephone was invented by Bell.
Who was the telephone invented by
What is the telephone used to do
It is used to call someone everywhere.
1. 你知道中国的四大发明吗？
2. 中国的四大发明是造纸术、指南针、印刷术和火药。
3. 是谁发明了中国的四大发明？
4. 中国人发明了四大发明。
Do you know the four great inventions in China？
The four great inventions in China are
paper-making,compass, printing and gunpowder.
Who invented the four great inventions in China
Who were the four great inventions in China invented by
Chinese invented the four great inventions.
The four great inventions were invented by Chinese.
5. 灯泡是被谁发明的？
6. 灯泡是由爱迪生（Edison）发明的。
7. 灯泡是什么时候发明的？
8. 灯泡是在1879年发明的。
Who was the light bulb invented by
The light bulb was invented by Edison.
When was the light bulb invented
The light bulb was invented in 1879.
What is the light bulb used for
9. 灯泡的被用来做什么？
Listen and match the inventions with the years.
______ 1876
______ 1885
______ 1927
______ 1971
d
a
c
b
1a
1b
1b
shoes with lights
shoes with
special heels
changing the style of shoes
ice-cream scoop
serving
something cold
seeing in the dark
magic inventions
What are the magic inventions used for
Listen and number the inventions [1-3] in the order you hear them.
1
3
2
1b
2a
Invention What 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
n. 样式; 款式
2b
The first invention is shoes with ________. People always hit their toes against __________ 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.
The last invention is shoes with special _____. People can move the heels _____ and ______. You can _____ the heels if you are going to a party or ______ them if you are just going out for shopping.
scoop
electricity
used
cold
heels
up
down
raise
lower
Small inventions can really change the world!
What small inventions can you think of
2d
Read 2d and answer the following questions .
1. When was the zipper invented
In 1893.
2. Was the zipper used widely in 1893
No, it wasn’t.
3. Where can we see zippers
We can see zippers on dresses,trousers,shoes,bags…
almost everywhere!
4. When was the zipper widely used
It was widely used in 1917.
Because of compasses, we can find directions.
Because of light bulbs, we can see things in dark.
Because of phones, we can call our family.
Because of rockets, we can see another world.
Because of your minds, we can make changes.
他是杰出的科学家
美国人曾形容他
“一个人抵得上5个海军陆战师”
他是“两弹一星”元勋
中国航天事业奠基人
坚信“外国人能搞的中国人也能搞”
他，就是钱学森。
Others can invent，
so can we !
Have you ever thought of inventing anything by yourself
to make your life easier
Creative designer
What do you think is very interesting to invent
Why do you want to invent it
Can you draw it and tell us what it looks like
What can it be used for？
Report: I want to invent this kind of machine. Because I am lazy.I don't want to get up early every morning. If the alarm o'clock goes off, we can be woken up by its mechanical (机械的）arm. So it can be used for waking me up.

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