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(共15张PPT)
Unit 4 Information Technology
Topic talk 听力课件
PART1
Warm up
Four technological revolutions from the 18th century to the 21st century have changed human life influentially.
water and steam power mechanization (机械化) electric power mass production （规模化） electronics and Information Technology automation (自动化)
AI, Internet of things and big data etc.
intelligentization
(智能化)
The First The Second The Third The fourth
Information Technology信息技术
·Electronic processes for gathering (采集),
Electronic processes for gathering（采集）, sorting（分类）and transmitting（传输）information using computers and software.
What is IT
What come to your mind when we talk about IT
PART2
Pre-listening
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
Reasons
Uses
Effects/Impacts
Example: I often shop for various things online, because it’s convenient to compare the quality and prices from different online shops. (From Unit 1 Lesson 1)
PART3
While-listening
Listen to Dialogue 1 and complete the Text Builder.
Text Builder Talk about IT
a. I love exploring new technologies, because they ___________________ .
b. I use apps to_____________________.
c. I also like chatting online. It ____________________________. But too much chatting online_____________________.
Reasons
Uses
are so convenient
buy things online
Effects/
Impacts
makes me feel less lonely
takes a lot of time
P6 EX.2
What are these
Avatars for different apps.
P7 EX.4
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
Games
relax
I can’t sleep or feel nervous
Listen to Dialogue 2. Complete the notes in the table.
PART4
Post-reading
P100/4.1
W: l love exploring new technologies, because they are so convenient. You know, l use apps to buy things online and I usually receive them the same day!
M: Wow, that's really convenient.
M: Indeed! I know one that can even help you get what you order within two hours!
M: What is it I'd like to try that, too.
W: Sure, here it is. Besides shopping online, I also like chatting online. It makes me feel less lonely. Technology really enables people to communicate better with each other.
M: That's true! But are there any disadvantages about these new technologies
W: Well, too much chatting online takes a lot of time.We really need time to focus on what we are doing.
定语从句
宾语从句
宾语从句
enable sb. to do...
使某人能够做...
focus on...
专注于..
B: This new phone is a birthday present from myparents. l've downloaded lots of interesting and useful apps already. l like this music app — l can listen to songs when I can't sleep or feel nervous. lt really helps me relax.
G: That's cool! I like reading news on my phone. Do you have any recommendation
B: Oh,yes! You can download this app! You'll get updated with the news all day long.
G: Super! What's your favourite app
B: l enjoy playing games. l have downloaded quite a few apps for different games. l use different avatars in different games and this is really cool because they let me explore different personalities. New games make my life interesting.
G: Wow! That sounds cool! But you need to be careful about spending too much time on them— you could get addicted.
B: Well, l admit it. So l downloaded an app called "Alarm Clock”. Once I play games for more than an hour, a bell rings to remind me that my time is up.
一旦...就...
THANK YOU

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