Unit 3 The world of Science Understanding ideas 课件(共33张PPT，内镶嵌视频)-2025-2026学年外研版（2019）必修第三册

(共33张PPT)
Book3 Unit 3
The world of science
Understanding Ideas
Learning objectives
At the end of the class, students are expected to:
1) find out the structure and key elements of the interview;
2) figure out inventions of the past, today and the future besides inspiration for inventions;
3) carry out an interview about inventions of the future to develop the spirit of science and creative thinking.
In the past, people usually travelled by . Now, people often travel by , so transportation has got more
over time because of .
Lead-in
carriage
cars
convenient
carriage
马车
science and technology
What is the genre (体裁) of the text
Interview
Interviewer
Interviewee
Pre-reading: Skim for genre & make a prediction
What can you learn from the interview
topic
name of the interviewee
name of the programme
interviewee's answers
interviewer's questions
Interview
Pre-reading: Skim for genre & make a prediction
The New Age of Invention
Pre-reading: Skim for genre & make a prediction
Check your prediction in the opening section
Q&A section
Opening section
While-reading: Skim for general information
How many questions are asked What are they
While-reading: Skim for general information
Is the great age of invention over What's your opinion
How many questions are asked What are they
While-reading: Skim for general information
Is the great age of invention over
How many questions are asked What are they
While-reading: Scan for details
Part 2: paras 3-8
Is the great age of invention over
1. What's the main question
2. What is Richard's opinion
3. How did he prove it
While-reading: Scan for questions
Richard: Well, that's an interesting point. There have been golden ages of inventions throughout history. Think of the four great inventions in ancient China: gunpowder, paper making, printing and the compass. These things changed the world forever. Then there were the great Western inventions: the steam engine, the telephone and the radio. And now, we find ourselves in the great new age of technology.
The great age of invention is not over.
By giving examples.
2. What is Richard's opinion
3. How did he prove it
Part 2: paras 3-8
Inventions of the past
Ancient China
The west
gunpowder, papermaking,
printing and the compass
the steam engine,
the telephone and the radio
1______________________________________
2_______________________________________
Inventions of today
the flexible battery
3D printer
walking house
virtual reality
wearable tech
replacement hearts and bone parts made by 4 ______________
5 an intelligent______________ using GPS, computing technology and solar technology
3
daily life
medicine
environment
______________
While-reading: Scan for details.
Part 3: paras. 9-12
1. What's the main question
2. What's Richard's answer
What inspires us to invent things
Inspiration for inventions
a problem
having an incredible desire to think and create
that needs a solution
The real spirit of invention
recognizing 7 _____________
________________________
8 __________________________________________________
While-reading: Scan for details.
Part 4: paras. 13-14
What's the last question
While-reading: Scan for details
Part 4: paras. 13-14
What’s Richard’s attitude to inventing a time machine
Richard: I think you've been watching too many movies! Nothing like this has been invented yet and I'd say we're a long way from an invention like that at the moment! But, as they say, “Never say never!”
A. Negative. 否定的
B. Indifferent. 漠不关心的
C. Critical. 批判的
D. Optimistic. 乐观的
Is the great age of invention over
Post-reading: Think and Share
If you were the interviewer, what other questions would you ask Dr Richard Fairhurst
Post-reading: Role play
Our school is going to hold the Future Tech Forum (论坛). You are invited to picture the future with your inventions and you will be interviewed.
Transportation has got much more convenient today, but there are still traffic jams and traffic accidents. To solve these problems, maybe in the future we will have .
flying cars
Post-reading: Role play
Intelligent cook
Time machine
Invisible cloak
Post-reading: Role play
Post-reading: Make an interview with your partner.
Interviewer: Good afternoon, and welcome to the Future Tech Forum. Today, I'll talk to Katharine, who has designed an invention of the future. Welcome, Katharine! (opening section)
Little inventor: Thank you! It's a pleasure to be here.
Interviewer: Can you share us with your invention (Q1)
Little inventor: It's an intelligent cook that can cook everything for us.
Interviewer: ... (Q2)
Little inventor: ...
Possible questions:
1. Can you share us with your invention
2. What inspired you to create the invention
3. What problems can your invention solve
4. Is it easy to use your invention
5. What else do you want to invent in the future
Post-reading: Make an interview with your partner.
Summary: Self-evaluation
I can find the structure and key elements in the interview.
I can find inventions in the past, of today and inspiration for inventions.
I can carry out an interview about inventions of the future.
Excellent
Good
Can be better
Homework
Compulsory homework: Please write a short passage to describe your invention of the future, including the name, function, inspiration and problems to be solved in about 80 words.
Optional homework: Make a presentation of how science and technology can serve the people and society, and upload it online.
Thank you!