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(共27张PPT)
Unit5
Power of ideas
What do creative ideas bring about
Section A (1a-1d)
In this unit, you will：
1. talk about inventions.
（谈论各类发明）
2. discuss how inventions change our lives.（探讨发明如何改变我们的生活）
3. describe inventions using the passive voice.
（用被动语态描述发明）
4. explore the stories of inventors and inventions.（探究发明者与发明背后的故事）
Look and share
What can you see in the photo
the Yellow Crane Tower
a high-speed train
thick green trees and beautiful flowers
2. How do you feel about the photo
3. What creative ideas can you find from it
Proud, because we keep our precious traditional culture while creating amazing modern inventions
The creative idea is that creative inventions connect tradition and modern life.
What does the video about
The Four Great Inventions
in China.
Compass
Gunpowder
Printing
Paper-making
Bi Sheng
Cai Lun
Ancient Chinese
Ancient Chinese
The Four Great Inventions in China
Lead in
Cai Lun invented it in the Han Dynasty.
It _____________ by Cai Lun
in the Han Dynasty .
was invented
Who invented it and when
Lead in
Who invented it and when
Bi Sheng invented it in the Song Dynasty.
It ____________ by Bi Sheng
in the Song Dynasty
was invented
Lead in
It ____________ by Bi Sheng
in the Song Dynasty
Who invented it and when
Ancient Chinese people invented it in their practice.
It _____________ by ancient Chinese
people in their practice.
was invented
Lead in
It ____________ by Bi Sheng
in the Song Dynasty
Who invented it and when
Ancient Chinese people invented it by accident.
It _____________ by ancient Chinese people by accident.
was invented
What other inventions in daily life can you think of
Match the names with the things. Find out when they were invented.
1a
plane camera laptop mobile phone TV high-speed train
high-speed train
camera
TV
mobile phone
plane
laptop
Guessing game:
Which invention was invented earlier
When were they invented
The first...was invented in...
1964
1839
1927
1973
1903
1981
Listen to the conversations. Choose the invention each conversation talks about and find out where they are from.
Which invention does each conversation talk about
Where are they from
Conversation 1: ______　　　　Conversation 2: ______
A. Super See, from ______ B. Smart Cook, from ______
Super See
Smart Cook
Germany
China
1b
1c
Listen again and circle T for true or F for false.
Super See is a pair of sunglasses designed to protect people's eyes. T F
A mini-camera is connected to Super See to help with reading. T F
Food is added by Smart Cook itself. T F
A button on Smart Cook should be pressed before cooking. T F
Hundreds of kinds of dishes can be made by Smart Cook. T F
They're for people who can't see well.
Put food like carrots and onions in the cup on the top of the machine. Then press the button.
Conversation 1
Guide 1: Welcome to the International Exhibition of____________! Over here, we have Super See from Germany.
Ella: They____________sunglasses.________________________
Guide 1: They’re for people who can’t see well. They don’t find normal glasses helpful.
Ella:____________________________________
Guide1: Well, a mini-camera is connected to the front of the glasses. It makes everything look larger. Words can also________________________sound.
Ella: Cool! So they can help people watch TV and read books.
Guide 1: Yes. They can also control the colour and picture.
Ella: Amazing!
Inventions
What are they used for
look loke
How do they help people to see
be turned into
What information do you know about Super See in Germany
They look like sunglasses.
Appearance
What are they used for
Purpose
How do they help people to see
How it works
Conversation 2
Teng Fei: What smells so delicious
Guide 2: Come and have a try. Smart Cook from China is cooking some food.
Teng Fei: Really ________________________
Guide 2: It’s simple! Put food like carrots and onions in the cup on the top of the machine. Then press this button. All the food____________and fried. The oil and salt are also added by the machine itself.
Teng Fei: Fantastic!________________________________________________
Guide 2: Hundreds! It has an app with many recipes.
Teng Fei: Great! With this robot, my mother can take a break from cooking.
Guide 2: How nice of you to think so. I’m sure your mother will love it.
How does it work
is cut
How many kinds of dishes can it make
What information do you know about Samrt Cook in China
How does vit work
How it works
How many kinds of dishes can it make
function
What do creative ideas bring about
They make life easier, safer, and better.
Creative ideas bring about inventions that change our lives.
They are solving problems, and shaping a better future.
What do the two inventions look like and what can they be used for Describe them to a partner.
1a
A: What does...look like
B: It looks like...
A: What can...be used for
B: It can be used for...
(You can also talk more about...)
A: Where is it from
A: How does it work
How to talk about inventions
2.Who was it invented by
3.What is it used for
/Where are they used
1.When was it invented
inventions
4.When did it become popular
4.When did it become popular
1.What is it / are they used for 它们是用来做什么的？
be used for
be used for doing sth.表示“被用来做某事”。与 be used to do sth. 同义，表示用途、目的。
This machine can be used for cutting grass.
拓展
辨析
2.be used by 意为“被……使用”
1.be used as
意为“被用作为…… ，被作为……使用”
English is used as a foreign language in China.
Rubbers are used by the students to correct mistakes.
Language Points
2、 Find out when they were invented.
invent
及物动词，“发明”，指发明以前从未存在过的东西。
Do you know who invented the light bulb 你知道是谁发明了电灯泡吗？
【拓展】
（1）invent v. 发明；创造 (2)inventor n. 发明者；发明家
(3)inventive adj. 善于创新的；有创意的
Edison, a great inventor, invented many great inventions during his life.爱迪生，一个伟大的发明家，在他的一生中作出了许多伟大的发明。
辨析：invention 与discovery
invention 指“原本不存在，通过人类创造出来的东西”(强调“从无到有”的创造)。
discovery 指“原本就存在，只是被人类首次找到或认识到的事物”(强调“发现已存在的东西”)。
例：The invention of the computer changed the world.
计算机的发明改变了世界。
The discovery of oil in this area brought wealth to the country.
这个地区石油的发现给国家带来了财富。
选用方框中的短语填空（每个限用一次）
was invented are connected to a pair of sunglasses is added can be used for

1. Super See is ____________________ designed to help people with reading problems.
2. A mini-camera ____________________ Super See to help with reading.
3. Smart Cook can make hundreds of dishes. Food ____________________ by the machine itself.
4. These inventions ____________________ many different purposes in daily life.
5. The high-speed train ____________________ many years ago and has changed travel greatly.
a pair of sunglasses
is connected to
is added
can be used for
was invented
Unit5
Power of ideas
What do creative ideas bring about
Section A (1a-1d)

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