Unit 6 When was it invented？ SectionA 2a-2d 课件(共21张PPT 内嵌音频)2023-2024学年人教版九年级英语全册+

(共21张PPT)
Unit 6
When was it invented
Section A 2a-2d
A: When ____the telephone _______
B: I think it was ________ _____ 1876.
was
invented
invented
in
A: When was the car invented
B: I think it ___ _____ ___1930.
A: When ____ the TV _________
B: I think it was invented in 1927.
A: When was the computer invented
B: I think it _____ ________ in 1976.
Complete the sentences and then practice in pairs.
was invented in
was
invented
was invented
The invention was invented in
______.
It was invented by ____________.
It is used for___________________
______________________.
Guessing game
“Is it a / an … ”
…
1903
two brothers
taking people from
one place to another
invention
when:
who:
how:
The important thing in life is to have a great aim, and the determination to attain it
Rules:
Student A comes to the blackboard, another student describes(描述) the invention.
Student A guesses what it is, using “Is it a/ an … ”
Remember! Don’t mention (提到) the name of the inventions.
Guessing game
你来描述我来猜
invention
when
why
who
where
how
The important thing in life is to have a great aim, and the determination to attain it
“Is it a/ an … ”
invention
when:
who:
how:
It was invented in ________.
…
It is used for_____________.
…
1880/an Englishman
1976; America
1876
The important thing in life is to have a great aim, and the determination to attain it
Listen and number the inventions[1-3]in the order your hear them..
3
1
2
Firstly, I heard... Secondly, I heard... Lastly, I heard...
2a
The important thing in life is to have a great aim, and the determination to attain it
The special slippers were invented by a lazy man. They are used for cleaning the floor.
This special hat was invented by Susan. It has many colors and is used for taking photos. It can take a photo of you by yourself.
This small air fan was invented by Tom. It is used for cooling the hot food. It runs on electricity.
The important thing in life is to have a great aim, and the determination to attain it
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
V-ing
n.
V-ing
change…
things, lights…
pick up, scoop up…
purpose
The important thing in life is to have a great aim, and the determination to attain it
heel n. 鞋跟; 足跟
high-heeled shoes
shoes with special heels
带特殊鞋跟的鞋
low heel
high heel
shoes with lights
发光的鞋
The important thing in life is to have a great aim, and the determination to attain it
Report:In my group, my favorite invention is ____. I think it is______. It was invented in_____ by ______. It’s used for _____.
Tom’s favorite invention is _____.
He thinks it is ____. It was invented in _____ by ______. It’s used for ______...….
What’s your favorite invention
When was it invented
Who was it invented by
What’s it used for
The important thing in life is to have a great aim, and the determination to attain it
Invention Inventor Time Usage (用途)
light bulb Edison 1830 giving light
camera a Frenchman 1837 taking pictures
bike an Englishman 1839 riding
basketball James Naismith 1861 Playing
telephone Bell 1876 making phone calls
plane the Wright brothers 1903 traveling
computer an American 1976 getting information
the iphone Jobs 2007 talking with people
My favorite inventions!
Groupwork
The important thing in life is to have a great aim, and the determination to attain it
Make conversations using the information in 2b.
A: What are they used for
B: They’re used for …
2c
The important thing in life is to have a great aim, and the determination to attain it
Report:In my group, my favorite invention is ____. I think it is______. It was invented in_____ by ______. It’s used for _____.
Tom’s favorite invention is _____.
He thinks it is ____. It was invented in _____ by ______. It’s used for ______...….
What’s your favorite invention
When was it invented
Who was it invented by
What’s it used for
The important thing in life is to have a great aim, and the determination to attain it
What’s this
zipper n. 拉链；拉锁
Where can you see it
pants
trousers
bags
backpack
dresses
shoes
pencil case
Post-listening
The important thing in life is to have a great aim, and the determination to attain it
Make conversations using the information in 2b.
2d
A: What’s this / What are these
B: It’s …/ They are ...
A: What’s it used for / What are they used for
B: It is used for …/ They’re used for …
The important thing in life is to have a great aim, and the determination to attain it
Read the conversation of 2d on Page 42 and try to answer the questions.
1. Who invented the zipper
2. When was the zipper invented
3. When was it first used widely
Whitcomb Judson invented the zipper.
It was invented in 1893.
It became popular around 1917.
The important thing in life is to have a great aim, and the determination to attain it
What’s this
zipper
Where can you see it
pants
bags
shoes
jackets
dresses
trousers
…
The important thing in life is to have a great aim, and the determination to attain it
Read the passage quickly and answer the questions.
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.
The important thing in life is to have a great aim, and the determination to attain it
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.
You have a point — we should
protect the environment.
I admit (that) you have a point.
I guess you have a point there.
have a point固定短语，意为“有道理”。
The important thing in life is to have a great aim, and the determination to attain it
Exercises
E-payment service is now widely used in our __________ (day) life.
His name was __________ （提到）several times at the meeting.
— Thank you for doing that.
— It’s a __________. (please)
4. What do you think is the most useful _________ (invent) of all
mentioned
daily
invention
pleasure
一、用词的适当形式填空
The important thing in life is to have a great aim, and the determination to attain it
Exercises
— Would you please come to the dancing party with me tonight
— ______. I suppose we shall have a wonderful night!
A. Never mind B. Have a good time
C. Not exactly D. With pleasure
2. — He always appears to _______.
— That’s because he’s really knowledgeable and experienced.
A. make an effort B. have a point
C. pull together D. take place
D
B
二、单选