北师大版（2019）必修第二册Unit4 Information Technology Lesson1 Avatars课件(共34张PPT)

(共34张PPT)
新北师大版高中英语必修二Unit4 Information Technology
Lesson1 Avatars
What kind of picture do you use as your avatar online Describe it and share the reason for your choice.
Pre-reading: ACTIVATE AND SHARE
Example:
I use ... as my avatar because ...
Talk about what would you like to learn from the article. Write down your questions and read to check.
Prediction
The avatar you choose says a lot about you. The article will help you understand avatars better.
Avatars
Fast Reading: Read for General Understanding
From what aspects does the author talk about avatars
Match the paragraph with the key information.
Avatars
Para 1
Para 2
Paras 3-5
Para 6
history
purposes of using avatars
definition
different views
Complete the information below.
Definition:
A _______ image that represents an Internet user.
History:
in the 1980s — appeared in ___________ computer games.
by the late 1990s — used in _____ ______.
digital
role-playing
web
Fast Reading
chats
Complete the information below.
Purposes:
to express oneself:
to _______ their new identities.
to try being someone of the ________ sex.
to call themselves other names.
to have _______ _______ one avatar.
to represent oneself:
a cute cat: I like ________ and having fun.
________ characters: I’m a really funny person.
opposite
create
more
Fast Reading
than
cartoon
relaxing
Complete the information below.
Views:
negative:
afraid of meeting people in the ______ world.
avatars can be used to _______ others online.
_______:
expect that the avatar will act like a real person and travel around bigger, more exciting virtual worlds.
Fast Reading
cheat
real
positive
Read the text carefully and choose the best answer.
(1)When were avatars being used in web chats like instant messenger
A．In the 1980s.　　B．By the late 1990s.
C．Nowadays. D．In the 1970s.
(2)What does a picture of a cute cat mean
A．“I like relaxing and having fun.” B．“I’m a really funny person.”
C．“I’m tall，young and nice－looking.” D．“I like being creative.”
(3)Who could see your avatars
A．Only your friends. B．Many people.
C．No one. D．Only your family.
B
A
B
Careful Reading
(4)What people can use avatars do
A．Act just like a real person.
B．Travel around bigger，more exciting virtual worlds.
C．Help others online.
D．Cheat others online.
(5)What is the purpose of the text
A．To introduce some information about avatars.
B．To express yourself using pictures.
C．To introduce the history of avatars.
D．To introduce definition of avatars.
D
A
Careful Reading
1. How does the author introduce avatar
2. Why do people make their avatars look better than they do in real life
Perhaps they want to look like the tall, young, and nice-looking avatars.
He or she introduces the definition, history, the use of avatars and people’s views about avatars.
Answer the questions.
Careful Reading
3. How do people use avatars
They use them to express themselves and to represent themselves.
Answer the questions.
When you are surfing the Internet, you can be anyone or anything. Avatars are a key part while people use the Internet to communicate. The first simple 2D avatars appeared in role-playing computer games in 1. _______1980s. Nowadays, avatars are everywhere and people can choose an avatar from a 2. _____________(select) of ready-made images or create their own images. You can also use avatars that move around and talk while 3. ___________(type) in your message. The avatar that you choose says a lot about your 4. _________________(personal).
Most people create avatars that have similar features to their personalities and that look more 5. _______less like them. People 6. _______________(obvious) make a few improvements to their avatars to make them look nice. Avatars not only let you express 7. ____________(you) but also give you much room 8. _______ creativity. They can have more than one avatar.
People have different views about avatars. Some users worry that they are becoming afraid of 9. _____________(meet) people in the real world. Others worry that some people can use avatars to cheat online. However，there are some people 10. ____________(view) avatars in a more positive light.
the
selection
typing
personality
or
obviously
yourself
for
meeting
viewing
Summary
What does the writer mean by “the avatar you choose says a lot about your personality” Do you agree with the writer Give examples to support your opinion.
Can you give examples of the risks of using avatars What can you do to prevent such risks
Debate
I agree with the writer, and the reasons are as follows:
I disagree with it because that…
Think and Share
1.enable vt. 使能够，使成为
enable sb. to do sth.
enable better communication
e.g. 教你们让我每天都笑容满面。
Teaching you enables me to smile broadly everyday.
able adj.
able(adj.)有能力的 be able to do sth能做某事
unable adj. 不能的 be unable to do sth 不能做某事
ability（n.）能力 have the ability to do sth
disable vt. 使丧失能力 disabled adj.残疾的 disablity n.残疾
en-:使处于…的状态
endanger/ enrich/ ensure
encourage/ enjoy/ enclose vt. 围住
2.effect n. 影响，结果-effective(adj.)有效的
e.g. The new traffic rules will come into effect
开始实施，开始生效
next year to reduce traffic jams effectively.
有效地 adv.
However, whether it will take effect and
见效，生效
have a positive effect on people’s life =affect sb
对…有影响
their practical action.
side effect 副作用 cause and effect 因果
in effect 事实上，实际上
3.addicted adj. 上瘾的
be addicted to doing sth.
e.g. 小范沉迷于收集BLACKPINK的照片。
Mr.Fan is addicted to collecting the pictures of BLACKPINK.
addiction n. 瘾
drug addiction 毒瘾
addict v. & n. 对…入迷的人
addict oneself to doing sth.
Those who are addicted _____ Tik Tok have much difficulty in getting rid of the _________ (addict).
to
addiction
4.indeed adv. 确实，当然
The 1980s were indeed boom years.
同义词
certainly
surely
definitely
truly
5.recommendation(n.)推荐
Many universities and scholarship program
ask for letters of recommendation.
同义词
recommend(v.)推荐
后跟从句用虚拟语气should do
I recommend (that) he (should)see a lawyer.
recommend sth to sb向某人推荐某物
I recommend the book to all my students.
recommendation letter推荐信
6.explore (v.)探究；探险
In 1768, the King of England sent him to explore the Pacific Ocean.
I'm going to take advantage of this tour to explore the history of the castle.
We will explore every avenue until we find an answer.
explorer探险家，探索者
exploration（n.）探究，勘察
lunar exploration[航] 月球探索；
7.admit-admission
(1) v. 承认
admit (to) sth./doing sth./having done sth.
eg:Faced with evidence, he had no choice but to admit
(to) his crime.
admit to driving without a licence承认无证驾驶：
(2) vt. 准许进入，接收入学
be admitted to… 被录取，被接纳，成为…一员
e.g. 他已经被牛津大学录取。
He has been admitted to Oxford University.
admission n. 承认，准许加入，入场费
8.alarm
（1）n. 闹钟，警报器，惊慌
set off the alarm 触动警报器
in alarm 惊慌地
(2) vt. 使担心，害怕
e.g. Her high temperature greatly alarmed the doctors.
alarming adj.令人担忧的；令人恐惧的
alarmed adj.担忧的，惊恐的
e.g. He was ________ at the prospect of travelling alone.
他一想到独自旅行的情景就害怕。
alarmed
9.fancy （1）adj. 别致的，花哨的，奢华的
e.g. 这些衣服对我来说太花哨了，穿不了。
The clothes are too fancy for me to wear.
fancy cars/houses
(2) vt. 想要，想象
fancy doing sth.
fancy oneself as…/to be…
e.g. 你想去参加周六的舞会吗？
Do you fancy going to the dance on Saturday
(3) n. 爱好，想要
have a fancy for 爱好
e.g. 我从小就喜欢写作业。
I have a fancy for doing homework since childhood.
10.trick （1）vt. 欺骗，欺诈
trick/cheat sb. into sth./into doing sth.
e.g. 小伙骗我借给他200块钱，从那以后我再也联系不上他了。
Xiaohuo tricked me into lending him 200 yuan, and I have been out of touch with him ever since.
(2) n. 诡计，戏法，诀窍
perform magic tricks表演魔术
trick or treat不给糖就捣蛋
捉弄某人：
play a trick/tricks on sb.
make a fool of sb.
make fun of sb.
play a joke/jokes on sb.
11.appear
(1) vi.起源，出现
e.g. 暴风雨过后，天空中出现了一道彩虹。
After the storm, a rainbow appeared in the sky.
(2) 显得，似乎，看来
it appears (to sb.) that…
e.g. 我觉得我们班女生都很有吸引力。
It appears to me that the girls in my class are attractive.
皮肤黑的男生看起来很健康。
Dark-skinned boys appear quite healthy.
12.identity(n.)身份；特征
identitiy card=ID
identify(v.)识别；发现
First of all we must identify the problem areas.
identification(n.)身份证明
self-identity自我认同
Yet, very few people knew that future avatars would have such a wide variety of forms and use.
13.variety (1) n.种类，变体，变化
a variety of =various
e.g. 各种各样的花
a variety of flowers/varieties of flowers/all sorts of flowers
(2) various adj.
vary vi. 相异，改变
vary in 在… 方面不同
vary with 随…而变化
vary from…to…从…到…不同
14.instant (1) adj.立刻的，速食的
e.g. 和预期相反，这部电影一上映即获得成功。
Contrary to expectations, the film was an instant success.
instant coffee 速溶咖啡
instant message即时通信
(2) n. 瞬间，某一时刻
the instant (that)… 一…就…（引导时间状语从句）
=the minute/second/moment…/as soon as/immediately
e.g. 这个男孩一看到这个女孩就爱上她了。
The instant the boy saw the girl, he fell in love with her.
instantly
(1）adv. = immediately 立刻 马上
(2) conj. 一…就…
e.g. 老师想让我立刻完成英语作业。
The teacher wants me to finish English homework instantly.
我一做完作业就回家了。
I went home instantly I had finished work.
15.sensible(adj.)朴素实用的；合理的，明智的
(1）sense(n.)感觉
She felt a deep sense of shame.
（2）make sense 合理，说得通
it doesn't make sense这不合理，这讲不通
creativity(n.)创造力
create(v.)创造
creative(adj.)有创造力的
creativity(n.)创造力
obviously明显地
apparently
clearly
evidently
selection(n.)选择
select(v.)选择
type
v.打字 typist打字员
n.类型，种类
virtual虚拟的
virtual reality虚拟现实
16.experiment n.& vi. 实验
experiment with/on… 用…做实验
perform/carry out/do/conduct an experiment 做实验
e.g. 在我看来利用动物做实验是错误的。
It appears to me that experimenting on animals is wrong.
experimental adj. 实验性的
17.concern(n.)担忧，忧虑(v.)与……有关；使担心
n.担心，关爱，重要的事情
e.g. 人们越来越关注环境保护。
There is growing concern about/for/over environmental protection.
(2)vt.让某人担忧
e.g 让我们担心的是我们对期末考试缺乏准备。
What concerns us is our lack of preparation for the final examination.
(3)vt.涉及，与…有关
be concerned with… 和…有关
(4) concerned adj. 担心的，关切的,相关的
be concerned _____________ 对…担忧
As far as I am concerned 就我而言
担忧的表情：
a concerned look/expression
(5) concerning prep. 涉及，关于
as far as I am concerned 就…而言
e.g. The mayor was very concerned about the workers’ safety. He showed much concern for those who worked underground and asked them some questions concerning safety. He asked the officials concerned to put safety at the first place.
about/for
Homework
Create an avatar for one of the students/teachers in our class. Introduce it next time.
Who would you give it to
What does it look like
Why did you decide to create it this way