Unit 4 Topic1 When was it invented.SectionA课件（27张，无素材）

课程名称：仁爱英语九年级上册
Unit 4 Amazing Science
Topic 1 When was it invented ?
Section A

invent→
Invention
Inventor
Works
(作品)
Do you know how to be an inventor?
invention/inventor
Invention
Inventor
Works
Usage
A: What is/are…used for?
B: It is/They are used for….
1. Invention
Invention : usage
A: What’s the lock made of?
B: It’s made of metal.
A: What’s it used for?
B: It’s used for locking the door.
lock/ metal
be made of : 由...制成
Invention : material
A: What’s the paper made from?
B: It’s made from wood.
A: What’s it used for?
B: It’s used for writing on.
paper/wood
be made from ... 由...制成
be made of 由某种物质做成(看得出原材料，物理过程)
be made from 由某种物质制成(看不出原材料，化学过程)
Material

A: What is/are…made of/from?
B: It is/They made of/from….
sweater /cotton
wine /grape
Follow the example to make up similar conversations.
time
It was/ They were invented in/ on...
He often makes models.
Models are often made by him.
He made a model camera in 2018.
A model camera was made by him
in 2018.
Invention : time
A Homemade Camera
producer
Hu Jinteng
Year
in 2018
Material
glass and paper
Usage
take photos
A Homemade Camera
The model camera was made by
Hu Jinteng
It was made in 2018.
It is made of glass and paper.
It is used to take photos.
1. 一般现在时的被动语态（passive voice） ：
am/ is/ are done
2. 一般过去时的被动语态：
was/were done
Guess riddles: What is it?
Invention
Material、Usage、Year、Country
3
4
technology 2013
South Korea
plastic
1973
America
2
bamboo
Shang dynasty
China
1
metal 1926
America

While-listening
1.Listen and answer the question.
What are Jane and Kangkang
talking about?( )
A. Health
B. A model rocket
C.Spaceship
D.Space
B

Tip:look at the picture/read to predict
Pre-listening
Tips:1.take notes
2.key words：
a model plane
!
2.Do 1b. Listen to 1a and mark T (True) or F (False).
Jane is unhappy because she was not allowed to go to a party last night.( )
Kangkang’s father made a model rocket for him. ( )
The rocket is made of metal. ( )
A rocket is used for sending satellites or spaceships into space. ( )
F
F
T
T
!
3.Listen again and complete the table

Item
A Model Rocket
Maker
It by Kangkang.
Material
It's made of .
Usage
It' s used satellites or spaceships into space.
was
made
for
metal
sending

Tip: check(forms and spellings)
!
1c Read 1a and answer the following questions.
1. Why did Kankang ask Jane not to spend too much time on computer games ?
It’s bad for her health if she spends too much time on them.
too tired
headache
sore eyes
2. What’s a rocket used for?


3. Who taught Kangkang some knowledge about spaceships?

4. What’s Kangkang’s dream?

你想祝愿你的朋友 Kangkang 梦想成真，
可以这样说：
I hope your dream will come true
/ be realized.
It’s used for sending satellites or spaceships into space .
Mr. Brown.
He wishes he could go into space some day.
Invention
Inventor
Works
PASS
1. telephone A. Karl Benz
2. light bulb B. Alexander Bell
3. car C. the Wright brothers
4. airplane D. Thomas Edison
5. paper-making
6. gunpowder

Match the inventions with the inventors.
Inventor

It was/ They were intented by...
2. Inventor
some one in ancient China
No matter who they are,
we must learn from them.
Invention
Inventor
Works
PASS
PASS
Project (1)
1.This is Kangkang’s invention. Look at the
information and the picture.What do you think of it ? Discuss with your partners and introduce it to the whole class.
Name: Plar (plane-car)
Inventor: Kangkang
Year: 2014
Use: Both flying and driving
3. works
2. Design your own invention. Draw a picture of it and write down the information about it.
Name :____________
Inventor:___________
Year:_____________
Use:______________
Project （2）
Describing Your Invention
3. Show the picture of your invention and describe it to the class.

Invention
Inventor
Works
PASS
PASS
PASS
Summary
We learn: 1.Some words: lock, rocket, metal, satellite,
spaceship
2. Some phrases: be made of, be used of,
some day, come true
3. Some sentences:
(1) I wish I could go into space some day.
(2) I hope your dream will come true.
(3) -What is a rocket used for?
-It’s used for sending satellites or
spaceships into space.
We can: Summarize the usage of the passive voice.
Talk about an invention and an inventor.
Read and recite 1a.
Memorize the useful expressions and key sentences that we learn today.
Share your own works with classmates induce it according to the information.
Homework