(共19张PPT)
新目标版九年级上册
Unit 6 When was it invented
Section A ( 2a-2d)
Let’s watch.
The video is about ______________.
the history of Thomas Edison.
Thomas Edison
Nationality
(country)
birthday
job
Education
achievements
America
February 11th, 1847
inventor, scientist, entrepreneur(企业家)
He was an inventor, scientist and
entrepreneur.
/ ntr ’n :/
in school for three months
more than 2,000 inventions
Thomas Edison was a great American _________,
scientist and entrepreneur. He ________ more than
2,000 ________ in his life.
inventor
invented
inventions
Light bulb
phonograph
sound film
motion picture projector
Edison’s four main inventions
Characters
talented
creative
a pioneer
of inventions
Alex
Carol
Carol is a creative girl. She has some interesting inventions.
What are they
Let’s present.
shoes
a scoop
What’s the special about them
What are the inventions called
2a
What’s the special about them
What are the inventions called
Shoes with
special heels
_____ are different.
shoes
with lights
hot ice-cream
scoop
The ice-cream can
become _______.
Heels
Shoes can
bring us _____.
light
hot
Listen and number the conversation(1-3) in the order you hear them.
Let’s listen and number..
1
2
3
What invention did Carol introduce to Alex first
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 below.
2b
in the dark
changing
serving
Let’s listen and complete.
What are they used for
3
1
2
Carol: They’re shoes with lights. You see them for seeing in the dark when
you get up at night.
Alex: Oh, that’s a cool idea! I always hit my toe against something on the
way to the bathroom at night.
3
1
2
Carol: Next is a special ice-cream scoop. This is my favorite invention. It
runs on electricity and becomes hot.
Alex: I know what it’s for! It’s used for serving really cold ice-cream.
Carol: The last invention I’m going to write about is shoes with special
heels. You can move the heels up and down.
Alex: What are they used for
Carol: Well, you can change the style of your shoes. You can raise the
heels if you are going to a party or lower them if you are just going
out for shopping.
Which is the most creative invention in your opinion
Let’s read to get more .
In Alex’s opinion, ____________________________.
He can’t see clearly in the dark.
Carol likes the invention best. Why
works on electricity
Why is Carol going to invent this kind of shoes
practical(实用的)
Let’s talk.
A: Hi! What is it/are they called
B: It’s /They’re called...
A: What is it/are they used for
B: It's/They're used for…
A: What do you think of the invention
B: …. My reason is that….
3
1
2
hit my toe
raise the heels
lower the heels
run on electricity
become hot
Carol’s inventions are useful and practical in our daily life.
What about a zipper
Where is it used
Let’s discuss.
Paul: Hey Roy, the subject for my school project is “Small inventions
that changed the world.” Can you help me think of an invention
Roy: My pleasure! Let me think ... hmm ... I know! The zipper!
Paul: The zipper Is it really such a great invention
Roy: Think about how often it’s used in our daily lives. You can see
zippers on dresses, trousers, shoes, bags ... almost everywhere!
Paul: Well, you do seem to have a point ...
Roy: Of course! I thought about it because I saw a website last week.
The pioneers of different inventions were listed there. For
example, it mentioned that the zipper was invented by
Whitcomb Judson in 1893. But at that time, it wasn’t used
widely.
Paul: Really So when did it become popular
Roy: Around 1917.
Let’s read.
2d
When was the zipper invented
Who was the zipper invented by
Roy: Think about how often it's used in our daily lives. You can see zippers on dresses,trousers, shoes, bags... almost everywhere!
Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world”. Can you help me think of an invention
Roy: My pleasure!Let me think... hmm...I know! The zipper!
Paul: The zipper Is it really such a great invention
You can see zippers on dresses,trousers, shoes, bags... almost everywhere!
Paul: Well, you do seem to have a point...
Can you help me think of an invention
My pleasure!Let me think... hmm...I know! The zipper!
The zipper Is it really such a great invention
Think about how often it's used in our daily lives!
Well, you do seem to have a point...
Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world”.
Let’s listen and repeat.
Roy:Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasn't used widely.
The pioneers of different inventions were listed there.
For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893.
But at that time, it wasn't used widely.
Of course! I thought about it because I saw a website last week.
Paul: Really So when did it become popular
Really So when did it become popular
Roy: Around 1917.
Around 1917.
Top3 pioneers of inventions
QR
Hara（原昌宏)
1994
cloth
Lei Zu(嫘祖)
Ancient times
bulb
Edison
1879
嫘祖始蚕
二维码
A: Hey,..., the subject for my class project is “Small inventions that changed the world”. Can you help me think of an invention
B: With pleasure! ...
A: Thank you for telling me so much!
bulb
Edison
1879
QR
Hara
1994
cloth
Lei Zu
Ancient times
...
Let’s practice.
To invent small inventions,
we should …
be creative
be brave
be diligent
…
be active
Never give up!
谢谢
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