北师大版（2019） 必修第二册Unit 4 Information Technology Lesson 2 Apps课件 (共14张PPT)

(共14张PPT)
UNIT4 INFORMATION TECHNOLOGY
Period1 Topic talk & lesson 2
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
uses
reasons
effects
USES
chat
communicate
buy things
shop online
find information
learn about new things
REASONS
be convenient
provide convenience
enable better communication
Every coin has two sides.
effects/impacts
POSITIVE
Make me feel less lonely
Make communication convenient
…
NEGATIVE
Make us self-focused
Make us addicted to it
Live in an unreal world
…
Apps
music apps
apps for news
games
alarm clock
educational apps
shopping apps
recommendation
recommend (v.)
1. It is such a great hotel that I would recommend it 　　　　 any friend of mine who is going to Beijing.
2. He recommended us 　　　　(see) the film Lost in Thailand.
3. It is strongly recommended that the machine 　　　　 (repair) every year.
to
to see
(should) be repaired
admit
① doing
admit having done
that
②be admitted to/into
Ⅰ.单句填空
(1)Little Jack admitted 　　　　 (steal) in the shop, promising that he wouldn’t do that in future.
(2)He studies very hard in order to get himself admitted 　　　　 a key university.
Ⅱ.一句多译
他承认无证驾驶。
(3)He admitted 　　　　　　　　　　　　without a driving license.
(4)He admitted 　　　　　　　　　　　　without a driving license.
having stolen
to/into
having driven
that he had driven
subscribe
I subscribe to a Reader magazine.
People all subscribe to the view that children should read more.
A lot of people have subscribe to the Red Cross.
He subscribes 50,000 dollars to the charity every year.
订阅
赞同
捐赠
捐赠
subscriber
ensure
en- + sure = ensure
en- + able = enable
①ensure sth. = make sure of
②ensure that = make sure that
Wilson often goes beyond to ensure the welfare of the students.
I cannot ensure that she will be there on time.
account
set up an account
He has been asked to account for his behavior.
The professor warned the students that on no account should they use mobile phones in his class.
The football match has been delayed on account of the bad weather.
You should take your personality into account and figure out what kind of job would suit you best.
n. 账户；描述；解释
v. 认为，说明
favour
Do me a favour and
I will return the favour someday.
I’m in favour of your opinion.
deliver
delivery (n.)
delivery man
1. Charlotte delivered almost all the babies in the area.
2. She is due to deliver a speech on genetic engineering.　　　　
3. Did you deliver my message to my father
4. Thank you for delivering my goods here.
Be delivered of a baby=give birth to a baby
Class’s over!
Thanks for watching!