人教课标版高中英语选修8 Unit3 Inventors and inventions reading 课件 （共30张PPT）

(共30张PPT)
Guess what the invention is or who the inventor is.
Warming up
This invention looks like a bird.
It’s made of metal.
It makes it possible for people to fly to different places in the world.
It is powered by an engine and is flown by a pilot.
30
10
20
40
What is it?
Airplane
This invention can help people in the street.
It looks like a tree standing beside the street.
It directs cars and trucks.
It uses colored lights. Red means stopping, green means going.
Traffic lights
30
10
20
40
What is it?
It’s made of plastics and metal.
It looks like a small box with a screen and buttons on it.
With the invention you can contact someone while you are walking.
40
20
30
What is it?
Mobile phone
The inventor is from America.
He is one of the father of inventions.
The inventor invented the bulb.
40
20
30
Who is he?
Edison
He was a world-famous inventor from Sweden.
Here is one of his photos.
He invented dynamite (炸药).
A famous prize was named after him.
???
Who is he?
40
20
30
50
Alfred Nobel

the
Columbus
the New Continent
It’s ___________
a discovery.
Mar.15 , 1493
Please tell whether the following
are discoveries or inventions.
An amphibious car
It’s ________
an invention.
水陆两用汽车
Stephenson’s “Rocket”
It’s ________
an invention.
DNA
It’s ________
a discovery.
A discovery is
______
already in nature but not yet known
finding out something
by human beings. And only inventions can get patents and so be recognized and protected by patent office

(2) An invention is ______
something
Can you tell us what is a discovery or an invention?（existing or created）
existing
created
steps every inventor must go through
Applying for a patent
Finding a problem
Doing research
Testing the solution
Thinking of a creative solution
Deciding on the invention
1.___________________________
2.___________________________
3.___________________________
4.___________________________
5.___________________________
6.___________________________
Pre-reading
What if some snakes are in your home？
What do you use to catch snakes?
Reading
The problem of the snakes
Skim the whole passage and get the main idea:
The text tells _______________________ and presents _____________________
and applying for ________.
the problem of the snakes
the procedures of catching them
a patent
Skimming (3m)
Find out which paragraph or paragraphs deal with each inventing process in the passage and find the examples:
caught
harmed
approaches
habits
three
the last one
1
2
3
Task 1
paragraph Stages Examples in this story
Find a problem The snake must be ________but not ______
Do research Look for ________ of removal; research the ______ of snakes
Think of a creative solution Decide on _______ possible approaches: choose___________.
4,5,6
7,8
three
recognized
third
Test the solution several times Make _____ attempts and finally the_____ one is successful.
Apply for a patent This means the solution is ___________
Choice:
1. The purpose of the text is __________.
A. to show us how to trap the snakes but
not to kill them
B. to tell people how to apply for a patent of
the writer’s new idea
C. to introduce the writer’s new idea of
trapping the snakes and her application for
a patent
D. to tell the readers how to get a new idea
and make it a patent
Task 2

2.The biggest advantage of the writer's new idea is that:
A. it makes the snakes move slowly
B. it makes the snakes hardly bite us
C. it is easier for us to kill the snakes without hurting ourselves
D. it is easier for us to catch the snakes without killing them
3. What instruments were used for catching the snakes?
A. a bowl, ice-cubes, male perfume
B. a bowl, a bucket, female perfume
C. a bowl , a small net, ice-cubes, a bucket
D. a small net, a bucket, powders
4. Which statement is true according to the text?
A. The snakes were so sleepy in the second attempt that they couldn't bite the writer at all.
B. Your product must be different from everybody else's if you want to receive a patent.
C. The writer decided to send her invention to the patent office the moment she succeeded in catching the snakes.
D. If an application for your product proves
to be valid, you can get a patent immediately.
5. According to the text, which subject do you think can be given a patent?
A. A new star discovered by a scientist.
B. A new novel written by Huo Da.
C. A new way to make dirty water clean.
D. A new kind of grass found in a mountain which can be used as a medicine.
Thinking
What good qualities should an inventor have?
creative
curious
patient
imaginative
hard-working
adventurous
challengeable
Post reading
Post reading
What should we learn from this text?
The way of doing scientific researches
How to apply for a patent.
We can also learn that it takes an inventor great determination persistence to achieve his or her ambition and persistence to achieve his or her ambition in life.
Homework:writing
Look at the following problems. Choose one and use the scientific stages to design a new invention to solve it
Problem 1: the apples growing on your apple tree are too high for you to reach them. What can you invent to pick your apples in comfort?
Problem 2: You need to make a house but you only have fishing nets and many plastic bottles. How can you solve it?
Problem 3: You want to catch fish but not hurt them when you do so. Design a fishing rod that will solve this problem.