北师大版（2019）必修 第二册Unit 4 Information Technology Topic talk课件(共28张PPT)

(共28张PPT)
Unit 4
Information Technology
Topic talk
三门峡市第一高级中学
董 丽
To read and talk about information technology
To listen and read for general understanding
To listen for specific information and understand words in context
To write a short paragraph about the apps you find useful and the problems you should be aware of
To discuss quotes on information technology
What is Information Technology
It is the study or use of electronic processes for gathering and storing information and making it available using computers.
Use the questions to talk about information technology.
Why do you use it
…
How has it changed people's daily life
In what way
do you use it
Information Technology
Example: I often search for information for my project on the Internet.
Talk about these apps.
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.
n. 效应; 影响
effect
n. a change that sb./sth. causes in sb./sth. else; a result
影响, 效果, 作用
既可作可数名词，也可作不可数名词。
【搭配】
have a(n) ... effect on ...
对……有……的影响
e.g. She thought about the effect of such news on her husband.
My parents’ encouragement had a big effect on me.
However, what they did did not seem to have much effect.
v. to make sth happen
使发生; 实现; 引起
e.g.
We effected our plan without anyone else’s help.
The new manager effected several changes in the company.
【拓展】与effect有关的短语：
be in effect 有效，生效
come into effect 生效
take effect 生效
put / carry / bring ... into effect 使生效，使实现
of no effect 没有作用（作表语）
without effect 没有作用（作状语）
in effect 实际上，简直是
【即学即练】翻译下面句子。
1) 把这些计划变成现实是很困难的。
It’s very hard / difficult to put / carry / bring the plans into effect.
2) 用这种药治疗头疼，效果立竿见影。
The medicine has an immediate effect on headache.
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.
□ are so convenient
□ make life easier
□ enable better communication
□ provide convenience
□ provide education
□ provide information
…
Reasons
□ Chat
□ Communicate
□ Buy things
□ Find information
□ Learn about new things
…
Uses
□ 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
I love exploring new technologies, because they are so convenient. I use apps to buy things.
I also like chatting online. It makes me feel less lonely. But too much chatting online takes a lot of time.
Listen to the plete 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
Games
relax
or feel nervous
I can’t sleep
What's your favourite app
Can you introduce it to us, and explain why you like it most.
Use the language you have learnt
to write a short paragraph about the apps you find useful and the problems you should be aware of.
Read each quote and discuss the questions.
Which is the third Industrial Revolution according to quotation by Klaus Martin Schwab
How has technology changed our lives Talk about some examples.
How does technology connect people all over
the world
Which quote do you agree with most Why
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
第一次工业革命使用水和蒸汽动力来实现生产机械化。第二次使用电力来创造大规模生产。第三次使用电子和信息技术实现生产自动化。
——克劳斯 · 马丁 · 施瓦布
Technology is anything that wasn’t around when you were born.
---Alan Kay
技术是你出生后发明的任何东西。
——艾伦·凯
The Internet is becoming the town square for the global village of tomorrow.
---Bill Gates
互联网正在成为明天地球村的闹市广场。
——比尔 盖茨
We are all now connected by the Internet, like neurons in a giant brain.
---Stephen Hawking
我们现在都被互联网连接起来了，
就像大脑中的神经元一样。
——斯蒂芬 霍金
1. Write a short paragraph to introduce your favourite apps with the help of the language you have learnt.
2. Preview Lesson 1.