北师版（2019）必修第二册Unit 4 Information technology Topic Talk 课件(共18张PPT)

(共18张PPT)
Unit 4 Information Technology
Topic Talk
Three technological revolutions from the 18th century to the 20th century have changed human life influentially.
water and steam power mechanisation (机械化) electric power mass production （规模化）
electronics and information technology
automation
(自动化)
The First The Second The Third
Warming up
Now in the early of
the 21st century, we’re
undergoing the fourth
technological revolution.
Activity 1: Pair Work
How has it changed people’s daily lives
In what way do you use it
Why do you use it
…
Use the questions to talk about information technology.
Information Technology
We will listen to a talk by a man and a woman, who are discussing the reasons, uses and effects/ impacts of technology. Read the Text Builder.
Text Builder Talk about it
a. I love exploring new technologies, because they _______________.
b. I use apps to _________ online.
c. I also like chatting online. It ______________________. Well, too much chatting online ________________.
Reasons
Uses
are so convenient
buy things
Effects/
Impacts
makes me feel less lonely
takes a lot of time
Listen to the dialogue and complete it.
Talk about information technology in small groups by using the sentence frames or your own words. If your classmates mention the point, tick it.
□ Chat with
□ Communicate with/by…
□ Buy things …
□ Find information about…
□ Learn about new things like…
…
Uses
□ are so convenient
□ make life easier
□ enable better communication
□ provide convenience
□ provide education
□ provide information
…
Reasons
□ makes communication convenient
□ makes me feel less lonely
□ helps me develop new friendships
□ enables people to communicate better
□ makes us self-focused
□ makes us live in an unreal world
□ makes us addicted to it
□ takes a lot of time
□ does not encourage face-to-face communication
…
Effects/Impacts
Listen to another dialogue about different apps and complete the notes in the table.
Apps Reasons for use
Music app I listen to songs when ________________________.
It really helps me _______
Apps for the news ___________ with the news all day long.
________ I use different avatars … because they let me explore ____________________.
__________ A bell rings to remind me that ____________.
Get updated
different personalities
Alarm Clock
my time is up
Apps for games
relax
I can’t sleep or feel nervous
Use the language you have learnt to talk about your recommendation of apps and reasons for recommendation.
Apps Reasons for recommendation
apps to recommend because…
The First Industrial Revolution used water and steam power to mechanise production. The Second used electric power to create mass production. The Third used electronics and information technology to automate production.
—Klaus Martin Schwab
Technology is anything that wasn’t around when you were born.
—Alan Kay
机械化
规模化
自动化
We are all now connected by the Internet, like neurons in a giant brain.
—Stephen Hawking
The Internet is becoming the town square for the global village of tomorrow.
—Bill Gates
Read each quote and discuss the questions.
Which is the third Industrial Revolution according to quotation by Klaus Martin Schwab
How do you understand the quotation by Bill Gates
How does technology connect people all over
the world
Can you create your own sentences about information technology
Write a short paragraph about the apps you find useful and the problems you should be aware of.
THANKS