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(共30张PPT)
（人教2025秋）九年级
单元整体主题教学课件
Unit 6
When was it invented
Inventions
that changed the world
Four ancient inventions in China.
compass
gun powder
paper making
movable type printing
Who were they invented by
What were they used for
Qin Dynasty
Han Dynasty
Spring and Autumn period
Tang Dynasty
Lead in
___ 1876
___ 1885
___ 1927
___ 1971
d
a
c
b
I think ________ was invented before/after_________.
The TV was invented in 1927.
The telephone was invented in 1876.
The computer was invented in 1976.
The car was invented in 1885.
Modern inventions in the world
While-listening
Great inventors
Who was it invented by
It was invented by ….
John Von Neumann
Baird
Post-listening
shoes with special heels
shoes with lights
hot
ice-cream scoop, runs on electricity.
1
2
3
high heel
low heel
Interesting Inventions
change the style
Listen and number the inventions [1-3] in the order you hear them.
While-listening
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.
2b
changing
serving
in the dark
While-listening
Post-listening
The telephone _____________ (invent) by Alexander Graham Bell. He ________ (born) in 1847. Mr. Bell ________ (work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _________ (learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone ___________ (invent) in 1876. The first sentence that _______ (say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone ______ (use) around the world.
was born
was invented
worked
4c
learned
was invented
was said
is used
The invention of telephone
Post-listening
The Pioneers of Different Inventions
Can you think of a small invention that has changed the world greatly
Pre-reading
Hey Roy, the ______for my school project is “Small inventions that changed the world.” Can you help me think of an_________
My_________! Let me think… hmm… I know! The zipper!
Well, you do seem to have a ________…
The zipper Is it really ______a great invention
Think about how often it’s used in our ______lives. You can see zippers on dresses, trousers, shoes, bags… almost___________!
2d. Fill and role-play the conversation
Paul:
Paul:
Paul:
Roy:
Roy:
subject
invention
pleasure
such
daily
everywhere
point
Of course! I thought about it because I saw a website last week. The _______of different inventions were listed there. For example, it ___________that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasn’t used_________.
Really So when did it become popular
_________1917.
Roy:
Roy:
Paul:
pioneers
mentioned
widely
Around
While-reading
What is the subject for their school project
2. Which invention does Roy think of
3. Why does Roy think it is a great invention
4. When did the zipper first appear and get popular
Small inventions that changed the world.
The zipper.
Because it is often used in our daily lives and seen almost everywhere.
In 1893 and around 1917
Questions to be answered:
While-reading
invention
when:
who:
It is ______
It was invented in_______
It was invented by ______________.
It was invented in _____________.
1880/an Englishman
what:
a zipper
1893
Whitcomb Judson
Whitcomb L. Judson (1846 –1909) was an American
mechanical engineer机械工程师 and inventor. He developed and invented the zipper in 1893.
America
where:
While-reading
It is a much-loved and active sport that is enjoyed by many for fun and exercise.
Players must get the ball in the other team’s basket.
What is the invention
Pre-reading
James Naismith
It was invented by James Naismith in 1891.
Was the first game played inside or outside
It was played in the court.
Pre-reading
Pre-reading
Pre-reading
Para.1
Para.2
Para.3
The invention of basketball
The history of basketball
The popularity of basketball
Read and match the main idea of each paragraph.
While-reading
The invention of basketball
1. Who invented basketball
2. Why did he invent basketball
James Naismith
He was asked to think of a game that could be played in the winter.
be played inside on a hard floor
A Canadian doctor who was born in 1861
December 21,1891
who
why
when
where
While-reading
How to play basketball
Rule 1.
into
Team A
Team B
in
Divide
Rule 2.
Get
/i//ai/
basket
Rule 3.
Stop from ...
Team A
Team B's
Team B
Team A
Team Spirit
competing team
While-reading
The history of basketball
December 21,1891
In 1936
The first basketball game
An Olympic event
45years
Why can the basketball game become an Olympic event
the Olympics
In Berlin
While-reading
The popularity of basketball
popular to play
popular to watch
NBA and CBA
Why
The number of foreign players, including Chinese players, in the NBA has increased. There are also more and more foreign players in the CBA.
see...playing in...
Sports Spirit
Basketball has not only become a popular sport to play, but it has also become a popular sport to watch.
Today, the popularity of basketball has risen around the world, with....
…look up to the heroes
…encourage to achieve dreams
While-reading
bitter？sweet？
fragrant？
inventions by accident
Post-reading
potato chips
Who were potato chips invented by
When were potato chips invented
George Crum
cook
inventions by mistake
Post-reading
Listen and circle “T” (for true) or “F” (for false).
T F
T F
T F
T F
T F
T F
Potato chips were invented by mistake.
They were invented in 1863.
The customer thought the potatoes were not thin enough.
4. The customer said they were not salty enough.
5. George wanted to make the customer happy.
6.The customer was happy in the end.
While-listening
The History of Potato Chips
Do you know how potato chips were invented Potato chips _____________ by a cook called George Crum. They were invented in _______. George Crum cut the potatoes really, really __________and then cooked them for a long time until they were _______. Finally he put lots of salt on them so they were ___________ .
thin
were invented
1853
crispy
really salty
Listen again. Complete the sentences.
1d
While-listening
Boy 1: Hey, did you know that potato chips were invented by mistake
Boy 2: Really What do you mean
Boy 1: Well, here on the bag it says that they were invented by a cook called George Crum.
Boy 2: When was that
Boy 1: Oh, it was back in 1853.
Boy 2: So, why was it an accident
Boy 1: Well, one day, a customer came into the restaurant where George worked. He ordered a plate of fried potatoes. When the potatoes came, he said they were cut too thick and sent them back to the kitchen.
Boy 2: So what happened
Boy 1: Well, George was angry, so he cut the potatoes really, really thin, and he cooked them for a long time until they were crispy. And he put lots of salt on them so they were really salty. He thought the customer would hate them.
Boy 2: And
Boy 1: And the customer loved them and asked for more. He told the other customers about them, and soon everyone was ordering thinly cut, crispy, salty potato chips.
Boy 2: And we’re still eating them today. What a cool story!
Conversation
A: Did you know potato chips were invented by mistake
B: Wow, I didn’t know that. Who invented them
A: ...
Make a conversation about the invention of potato chips.
Use the information in 1c and 1d.
1e
Post-listening

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