北师大版（2019）必修第二册Unit 4 Information technology Topic talk & Listening 课件(共34张PPT)

(共34张PPT)
Information Technology
Unit 4
Topic talk
Part 1—Words and Expressions
Words and Expressions
app
/ p/
n. 应用程序
e.g. This is my favorite app.
application n.
Words and Expressions
enable
/ ne bl/
vt. 使可能，使发生
e.g. The software enables you to access the Internet in seconds.
enable sb. to do sth. 使某人能够做....
able adj. 能够的 unable adj. 不能的
be able/unable to do sth. 能够/不能够做某事
ability n. 能力
disable v. 使无能力 disabled adj. 残疾的
disability n. 残疾
Words and Expressions
convenience
/k n vi ni ns/
n.方便，便利
e.g. We have provided seats for the convenience of our customers.
convenience n. 方便
convenient adj. 方便的
inconvenient 不方便的
at one's convenience 在某人方便的时候
It is convenient for sb. to do sth.
Words and Expressions
effect
/ fekt/
n. 效应；影响
vt. 实现；引起
e.g. The overall effect of the painting is overwhelming.
effect n. 影响
affect v. 影响
effective adj. 有效的
have a/an ... effect/ impact/influence on sb./sth. 对...有... 影响
Words and Expressions
impact
/ mp kt/
n. 影响；撞击
vt. 冲击；撞击
e.g. Her speech made a profound impact on everyone.
Words and Expressions
self-focused
/self f k st/
adj. 以自我为中心的；关注自我的
focus v. 集中，关注
n.重点，关注
Words and Expressions
be addicted to doing
addiction n. 沉迷
addict v. 使沉迷；使上瘾
n. 入迷的人；成瘾的人
addicted
/ 'd kt d/
adj.对...着迷的，沉迷的
Words and Expressions
indeed
/ n di d/
adv. 确实；当然
As a famous saying goes, a friend in need is a friend indeed.
Words and Expressions
download
/da n l d/
vt. 下载
upload v. 上传
update v. 更新 updated adj. 更新的
outdate v. 使过时 outdated adj. 过时的
Words and Expressions
recommendation
/ rek men de n/
n. 建议；推荐
e.g. These recommendations can safely be ignored.
recommend v. 推荐
recommend sth./ sb. to sb.
recommend doing sth.
recommend that sb. should do sth.
eg. I strongly recommend the book to all my students.
I recommend (that) he (should) see a lawyer.
Words and Expressions
super
/ su p (r)/
adj. 极好的；了不起的
e.g. We had a super time in Italy.
Words and Expressions
avatar
/ v tɑ (r)/
n. 头像；图标
e.g. I created a new avatar instead of the old one.
Words and Expressions
explore
/ k spl (r)/
vt. 探究；探险
explorer n. 探索者
exploration n. 探索
Words and Expressions
personality
/ p s n l ti/
n. 个性，性格
person n. 人
personal adj. 个人的 personal information
Words and Expressions
admit
/ d m t/
vi.&vt. 承认
e.g. He refused to admit his guilt.
admit v. 承认
admit--admitted--admitted
admission n. 承认；录取；进入许可
be admitted to/into ....被...（大学）录取
admit doing sth.承认做了
It is admitted that.... 人们认为.....
Words and Expressions
alarm
/ lɑ m/
n. 闹钟
alarm n. 警报
v.警告；惊恐
Part 3—Read ,talk and listen
Lead in
What is information technology
(abbr. IT) the theory and practice of using computers or electronic equipment to store and analyse information
Lead in
Information
Technology
In what way do you use it
Why do you use it
How has it changed people’s daily lives
......
Lead in
Reasons Why do you use it
Uses In what way do you use it
Effects/ Impacts How has it changed people’s daily lives
You should consider...
Read and think
Read the Text Builder carefully. Then listen to the dialogue and complete it by underlining the words or expressions you hear.
Text Builder
Information Technology
I love exploring new technologies, because they _____________.
Reasons
are so convenient, make life easier, enable better communication
provide convenience/ education/ information
I use apps to _____________ online.
Uses
chat, communicate, buy things, find information , learn about new things
Read and think
I also like chatting online. It _____________.
Well, too much chatting online______________.
Effects/ Impacts
makes communication convenient/ me feel less lonely
helps me develop new frendships enables people to communicat better
makes us self-focused/ live in an unreal world/ addicted to it
takes a lot of time
does not encourage face-to-face communication
Read and listen
Text Builder
Information Technology
I love exploring new technologies, because they _____________.
Reasons
are so convenient, make life easier, enable better communication
provide convenience/ education/ information
I use apps to _____________ online.
Uses
chat, communicate, buy things, find information , learn about new things
are so convenient
buy things online
Read and listen
I also like chatting online. It _____________.
Well, too much chatting online______________.
Effects/ Impacts
makes communication convenient/ me feel less lonely
helps me develop new frendships enables people to communicat better
makes us self-focused/ live in an unreal world/ addicted to it
takes a lot of time
does not encourage face-to-face communication
makes me feel less lonely
takes a lot of time
Read and Listen
Talking time!
Read and listen
APP 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 _______________.
I can’t sleep or feel nervous
relax
Get updated
Games
different personalities
Alarm Clock
my time is up
Think and talk
Talking time!
Talk about the apps you find useful and problem you should be aware of. You can follow the clues below.
Apps:
Benefit:
Problems:
Solutions: