仁爱版九年级上Unit4 Topic 3 .Sectionc课件(18张)
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仁爱英语九年级上册Unit4 Topic3 SectionD教学课件 (共21张PPT)
So far, robots haven’t cause us any problems. They work for us like _______ all the time. They help us do dangerous and difficult work.
People are surprised at the rapid development of robots. In a few years, perhaps robots will think on _______ own, just as people use their brains and act for themselves. However, once robots can think for themselves, problems may appear. One scientist _____ that if robots start to think for themselves, they will no longer want to be our _______, but our masters. the scientist also warns that if we are lucky,they _______ treat us as we now treat our pets; if we are no lucky, who knows what will happen? Perhaps there will be a war between human
be friendly or unfriendly?
So far, robots haven’t cause us any problems. They work for us like
People are surprised at the rapid development of robots. In a few years, perhaps robots will think on _______ own, just as people use their brains and act for themselves. However, once robots can think for themselves, problems may appear. One scientist _____ that if robots start to think for themselves, they will no longer want to be our _______, but our masters. the scientist also warns that if we are lucky,they _______ treat us as we now treat our pets; if we are no lucky, who knows what will happen? Perhaps there will be a war between human
be friendly or unfriendly?
So far, robots haven’t cause us any problems. They work for us like
-仁爱版八年级上册课件unit-4-topic-3-section-c
I hope the weather will soon change ____f_o_r_t_h_e__b_e_tt.er
第第六六页，，共共1155页。。
找出宾语补足语的句子。 4. The Internet makes our lives more interesting.
This helps make life easier.
变成……重要的一部分 2. use sth. to do sth. 使用某物去做某事
= use sth. for doing sth.
3. for the better 向着较好的情况（转变）
for the + adj.比较级 向着较……的情况转变
4. make sb. / sth. + 形容词比较级
Play games.
Write emails.
第十一页，共15页。
3. How long do you spend on the Internet every day ?
Less than 1 hour.
2-3 hours.
More than 3 hours.
4. What do you think of the Internet ?
使某人 / 某物……
第十四页，共15页。
Thank you !
第十第十五五页，，共共115页5。 。
第八页，共15页。
1d
Complete the table according to 1a. Then add your own ideas about advantages and disadvantages of the Internet.
第九第九页，，共共1155页。 。
第第六六页，，共共1155页。。
找出宾语补足语的句子。 4. The Internet makes our lives more interesting.
This helps make life easier.
变成……重要的一部分 2. use sth. to do sth. 使用某物去做某事
= use sth. for doing sth.
3. for the better 向着较好的情况（转变）
for the + adj.比较级 向着较……的情况转变
4. make sb. / sth. + 形容词比较级
Play games.
Write emails.
第十一页，共15页。
3. How long do you spend on the Internet every day ?
Less than 1 hour.
2-3 hours.
More than 3 hours.
4. What do you think of the Internet ?
使某人 / 某物……
第十四页，共15页。
Thank you !
第十第十五五页，，共共115页5。 。
第八页，共15页。
1d
Complete the table according to 1a. Then add your own ideas about advantages and disadvantages of the Internet.
第九第九页，，共共1155页。 。
仁爱版九年级上Unit3 Topic1 Section C课件(共22张PPT)
e.g. (1)Guo Moruo is a famous writer as well as a great poet. (2)Mother as well as I goes to the supermarket every Saturday. (3)The teacher as well is invited (invite) to visit the new museum.
Underline topic Of all thesethe languages,
_____________________
second language. It is used as the _________
sentence the passage It is used as a foreign language, such as English isof the most _____________________ China widely used. in some European countries, ________
Japan and _________ .
base It is used as the _______ language for international business, the world’s airline Internet and the ___________ .
1a. Read and understand.
Read 1a and complete the following tasks. Find out what the red numbers refer to.
more than 3 000 language spoken in the world more than 500 million people speak English as their mother tongue the population of the United States about 300 million people speak English as their second language
Underline topic Of all thesethe languages,
_____________________
second language. It is used as the _________
sentence the passage It is used as a foreign language, such as English isof the most _____________________ China widely used. in some European countries, ________
Japan and _________ .
base It is used as the _______ language for international business, the world’s airline Internet and the ___________ .
1a. Read and understand.
Read 1a and complete the following tasks. Find out what the red numbers refer to.
more than 3 000 language spoken in the world more than 500 million people speak English as their mother tongue the population of the United States about 300 million people speak English as their second language
Unit 4 Topic 3-Section C课文讲解-仁爱版英语九年级上册
With the help of computers, doctors can find diseases easily and solve other problems.
译文：在电脑的帮助下，医生能够轻而易举地发现疾病并解决其他问题。
with the help of… 在……帮助下 e.g. With the help of my classmates, my spoken English got
除了最后一个问题没答外，其余问题他都答了。
except后接名词、代词、动名词和动词原形，这时except=but； 但except后跟副词、介词短语时，不能用but代替。 e.g. The window is never open except in summer.
这扇窗户从来不开，除夏季外。 He did nothing except/ but clean the house. 他只是打扫了房子。
instead of 代替
The whole world is connected. The Internet is making the world smaller, like a village. 译文：整个世界都联系在一起。网络让地球变得更小，像个村子一样。
connect v. 连接
connection n. 关系，联系
except 除……之外（不再有） e.g. We all passed the exam except Tom.
我们都通过了考试，汤姆除外。（整体中……汤姆一人不及格） except前几乎总有all、any、every、no及其复合词等词。 e.g. He answered all the questions except the last one.
仁爱版九上英语教案：Unit 4 Topic 3 Section C
Unit 4 Amazing ScienceTopic 3 China is the third nation that sent a person into space.Section CⅠ. Material analysis本课是九年级第四单元第三话题的第三课时。
主活动是1a和2。
1a介绍了电脑在各行各业中的作用，也提醒了学生要合理地利用电脑和网络。
在这个信息爆炸的时代，学生很容易迷失方向，辨别信息的真假尤其重要。
1b既可以通过提纲式结构来巩固1a的内容，也可以让学生学习在写作中运用这种方法来草拟提纲。
2这个写作任务，可以让学生充分发挥想象，如果没有了电脑，生活会变成什么样子。
这从另一个角度让学生感受电脑对我们生活的重大影响。
为了能让学生有足够的时间来完成这个任务，建议留作家庭作业。
Ⅱ.Teaching aims1. Knowledge aims：掌握本课的重点词汇和短语，继续学习定语从句。
2. Skill aims:能够通过1a的pre-reading 任务来预测1a的内容。
能够借助1b的提纲复述1a的内容，并把这种提纲式的结构运用到写作中。
能够快速找到段落的中心句、辨别论证句。
3. Emotional aims: (optional)电脑和网络是个双刃剑，在利用它来服务于生活、学习的同时，不能沉溺于游戏游戏，并且要自觉远离不良信息的诱惑。
如果没有您爱的滋润，怎么会绽放那么多美好的灵魂之花！Ⅲ. The key points and difficult points1. Key points:Words and phrases: doubt, tiny, inside, brain, cancel, connect, no doubt, normally, for instance, besides, properly, be useful in,with the help of, for example, keep sth/sb. doing, place orders, thanks to, come into being, instead of doing sth.Sentences: There is no doubt that computers are very useful in technology and business.For example, tiny computers which are inside patients’ bodies can keep their hearts beating normally.In factories, robots are controlled by computers that are like human brains.Grammar: Attributive clause2. Difficult points：In space, computers have been used to control the speed and direction of a spaceship.Besides, not everything we read on the Internet is true or good for us.Computers help us at work and at home, but they must be used properly.Ⅳ. Learning strategies通过标志词，如：for instance, for example, besides来找到属于举例子的句子。
2022-2023学年仁爱版九年级英语(上学期)Unit4知识点汇总课件
( A )4.A(An)___is used for taking photos.
A .Camera B. Lift C. MP3 player
( B)5 .We should spend more time ___because it’s too
important.
A .to learn English B. learning English C. in English
3. A Journey to West _is__sh_o_w_n__ (show) on CCTV
every summer. 4.On Christmas Day, children wake up early
and can’t wait _t_o_o_p_e_n (open) the boxes of presents. 5. We’ll have a chance _t_o_s_e_e (see) the flower show this weekend.
(C )2.We all know that paper ___wood.
A. is made of B. is made into C. is made from
( C )3.This kind of machine ___in 2006.
A. is invented B. is made C. was invented
1.My mother allows me to use her cellphone.(改为被动语 态) I _a_m___ a_l_lo_w__e_d __t_o__ use my mother’s cellphone.
2.A rocket is used for launching satellites and spaceships. (就画线部分提问)
A .Camera B. Lift C. MP3 player
( B)5 .We should spend more time ___because it’s too
important.
A .to learn English B. learning English C. in English
3. A Journey to West _is__sh_o_w_n__ (show) on CCTV
every summer. 4.On Christmas Day, children wake up early
and can’t wait _t_o_o_p_e_n (open) the boxes of presents. 5. We’ll have a chance _t_o_s_e_e (see) the flower show this weekend.
(C )2.We all know that paper ___wood.
A. is made of B. is made into C. is made from
( C )3.This kind of machine ___in 2006.
A. is invented B. is made C. was invented
1.My mother allows me to use her cellphone.(改为被动语 态) I _a_m___ a_l_lo_w__e_d __t_o__ use my mother’s cellphone.
2.A rocket is used for launching satellites and spaceships. (就画线部分提问)
Unit++4+Topic+3 仁爱版九年级英语上册
Shenzhou-1
Shenzhou-13
It proves that China has made great progress in its space industry.
How do you feel? All of you must be very proud.
I’m sure that China will send more spaceships into space.
Shenzhou 13 is the 13th_s_p_a_c_e_sh__ip_ (宇宙飞船)__w_h_i_c_h_/t_h_a_twas sent into space in 2021.
It was sent in 2021 in Jiuquan______ is a beautiful place. which/that It _p_r_o_v_e_s_(证明是)that china has
He is a medical expert. He makes a big contribution to the protection from the Delta Virus in Wuhan.
Zhong Nanshan
Zhong Nanshan is a medical expert who/that makes a big contribution to the protection from the Delta Virus in Wuhan.
What’s missing? Say its meaning aloud.
lasespsgnpateacrnoetpidswunorhdaaonilpuvket
What’s missing? Say its English aloud.
仁爱版英语九年级上册Unit 4 Topic 3 Section A 课件
2 B. Listen again and fill in the blanks.
1. A spacesuit is like a very small s_p_a_c_e_sh_i_p.
2. Astronauts add __w_a_t_e_r __ to _d_ri_e_d_f_o_od_ to make it bigger.
•
spaceships
Make predictions based on what you know.
1c Read 1a and fill in the blanks.
Kangkang wanted to know something about recent spaceship developments. Mr. Brown told him that spaceships used to be c_o_n_t_ro_l_le_d__by astronauts and now mainly use _e_le_c_tr_o_n_ic_ controls. Then he explained to Kangkang that the speed and _d_i_re_c_t_io_n_ of spaceships as well as the temperature are controlled by computers. Kangkang then realized he knew little about computer technology. Mr. Brown __a_d_vi_s_e_d__ him to learn to use computers well and make computers __se_r_v_e__ us better in the future. Kangkang made up his mind to work hard to _m__a_st_e_r___ computer technology.
仁爱版九年级英语上册Unit 4 Topic 3 Section C 课件
2. Since the Internet came into being, people’s lives at home have been changed, too.
3. Computers have improved our lives, but they have brought problems, too.
doubt
that
they
will
be
able
to solve the problems.
(3)doubt (vi.)+ about / of
There is no reason to doubt of his honesty.
prep.在…… 内
adv.在里面
2.For example , tiny computers which are inside
（2）I like fruits, such as apples, pears and bananas.
2. Besides, not everything we read on the Internet is true or good for us.另外，我们在网上看到的东西
并不都是真实的、有益的。
In business used to place and cancel orders
1.There is no doubt that computers are very useful in
technology and business.毫无疑问电脑在技术和贸易业都非常有用。
doubt
n. & v. 怀疑，疑惑
problem
2. don’t have enough time t_o__s_t_u_d_y__o_r__e_x_e_r_c_i_s.e
3. Computers have improved our lives, but they have brought problems, too.
doubt
that
they
will
be
able
to solve the problems.
(3)doubt (vi.)+ about / of
There is no reason to doubt of his honesty.
prep.在…… 内
adv.在里面
2.For example , tiny computers which are inside
（2）I like fruits, such as apples, pears and bananas.
2. Besides, not everything we read on the Internet is true or good for us.另外，我们在网上看到的东西
并不都是真实的、有益的。
In business used to place and cancel orders
1.There is no doubt that computers are very useful in
technology and business.毫无疑问电脑在技术和贸易业都非常有用。
doubt
n. & v. 怀疑，疑惑
problem
2. don’t have enough time t_o__s_t_u_d_y__o_r__e_x_e_r_c_i_s.e
仁爱版九年级英语上Unit4 Topic3 China is the third nation that sent a person into space Section B
• Could you give me some__a_d_v_ic_e_?
• My mother often a_d_v_is_e_sme_t_o_d_o_(do)more sports.
1c Read 1a and fill in the blanks.
Kangkang wanted to know something about recent spaceship developments. Mr. Brown told him that spaceships used to be _c_o_n_tr_o_lle_d__by astronauts and now mainly use _e_le_c_tr_o_n_ic_ controls. Then he explained to Kangkang that the speed and _d_i_re_c_t_io_n_ of spaceships as well as the temperature are controlled by computers. Kangkang then realized he knew little about computer technology. Mr. Brown _a_d_v_is_e_d___ him to learn to use computers well and make computers __s_e_rv_e__ us better in the future. Kangkang made up his mind to work hard to __m_a_s_t_e_r __ computer technology.
2. Listen again and choose a correct answer.
• My mother often a_d_v_is_e_sme_t_o_d_o_(do)more sports.
1c Read 1a and fill in the blanks.
Kangkang wanted to know something about recent spaceship developments. Mr. Brown told him that spaceships used to be _c_o_n_tr_o_lle_d__by astronauts and now mainly use _e_le_c_tr_o_n_ic_ controls. Then he explained to Kangkang that the speed and _d_i_re_c_t_io_n_ of spaceships as well as the temperature are controlled by computers. Kangkang then realized he knew little about computer technology. Mr. Brown _a_d_v_is_e_d___ him to learn to use computers well and make computers __s_e_rv_e__ us better in the future. Kangkang made up his mind to work hard to __m_a_s_t_e_r __ computer technology.
2. Listen again and choose a correct answer.
最新仁爱版英语九年级上册Unit 4 Topic 3 Section D公开课课件
Unit 4 Amazing Science Topic 3 China is the third nation that sent a person into space.
Section D
Grammar
Attributive Clause(Ⅰ)
He is our national hero who/that traveled around the earth in Shenzhou V for 21 hours in 2003. China is the third nation that sent a person into space. More and more people have personal computers that /which are used to play games and watch movies.
Functions
All of you must be very proud. It proves that China has made great progress in its space industry. There is no doubt that computers are very useful in technology and business. The Internet is making the world smaller, like a village. Computers help us at work and at home, but they must be used properly.
arn ause ervant • 1.w________2.c_________3.s________ ertain erhaps • 4.c_________5.p_________
Section D
Grammar
Attributive Clause(Ⅰ)
He is our national hero who/that traveled around the earth in Shenzhou V for 21 hours in 2003. China is the third nation that sent a person into space. More and more people have personal computers that /which are used to play games and watch movies.
Functions
All of you must be very proud. It proves that China has made great progress in its space industry. There is no doubt that computers are very useful in technology and business. The Internet is making the world smaller, like a village. Computers help us at work and at home, but they must be used properly.
arn ause ervant • 1.w________2.c_________3.s________ ertain erhaps • 4.c_________5.p_________
九年级英语Unit4 Topic 3 Section C 1课件仁爱版
℃ ：minus +数字+degrees Celsius/degrees
centigrade 数字+degrees Celsius/degrees centigrade+below
a quarter as big as:相当于……的四分之 一大
汤姆的房间是这个房间的四分之一. Tom`s room is a quarter as big as the room. two times as long as …像…两倍一样长. 三姑桥是城东桥的两倍． Sangu Bridge is two times as long as Chengdong Bridge. one third as strong as 相当…….的三分之 一强度
Can you tell which planet is Mars?
It looks like a red and orange ball
During spring and summer,strong storms can cover the whole surface of Mars.
重力，引力，地 心引力
flight
fly
flew
flown
at /from the distance of :相隔… 在五英哩远的地方,你会看到那座大房子 You can see the big house at(或from) a distance of five miles. 这幅画从远处看很美。 The picture looks beautiful at (或 from) a distance.
太阳
Mars goes around the sun at a distance of about 228 million kilometers.
仁爱版九年级英语上 Unit 4 Topic 3 Section B 教学课件 (共13张PPT)
2.我们了解了定语从句：
(1) China is the third nation that sent a person into space.
(2).The man who / that is in red sports coat is our English teacher . (3) Chang'e I is a spaceship which/that was launched as China’s first lunar probe.
仁爱版九年级上册 Unit4 Topic3 SectionB
China is the third nation that sent a person into space.
lesson Two
Study aims
1.学习短语：national hero space industry be proud of another four What's more make great progress realize = come true
for three years.
A.whom
B.who C.where D.which
2.Many students have mobile phones _____ are used to
play games.
A.how B.that C.who D.where
3.Harry Potter and Sorcerer’s Stone is quite a good
2.学习句子：
(1) China is the third nation that sent a
person into space.
(2)All of you must be very proud . (3)I think your dream will be realized in the future. 3.初步了解定语从句：
(1) China is the third nation that sent a person into space.
(2).The man who / that is in red sports coat is our English teacher . (3) Chang'e I is a spaceship which/that was launched as China’s first lunar probe.
仁爱版九年级上册 Unit4 Topic3 SectionB
China is the third nation that sent a person into space.
lesson Two
Study aims
1.学习短语：national hero space industry be proud of another four What's more make great progress realize = come true
for three years.
A.whom
B.who C.where D.which
2.Many students have mobile phones _____ are used to
play games.
A.how B.that C.who D.where
3.Harry Potter and Sorcerer’s Stone is quite a good
2.学习句子：
(1) China is the third nation that sent a
person into space.
(2)All of you must be very proud . (3)I think your dream will be realized in the future. 3.初步了解定语从句：
仁爱版九年级英语上 Unit 4 Topic3 SectionA共33张
·stepping into _t_h_e_S__p_a_c_e_A_g_e_ ·being a landmark of China’s
_s_p_a_c_e__in__d_u_s_tr_y__________
• Neil Alden Armstrong • born on August 5,
1930 • the U.S.A • the first man • On July 20, 1969 • Apollo 11 • 2.5 hours
its space industry. 这证明中国在航空业已经取得了巨大的进步。 prove v.证明，证实 +从句
1. He is our national hero who traveled around the earth in Shenzhou V for 21 hours in 2003.
4 Choose the correct forms of the given words to complete the passage.
Neil Alden Armstrong was born on August 5, 1930.
He was an American astronaut __w__h_o___ (which/who)
先行词:定语从句所修饰的词。
定语从句
定语从句的位置:放在先行词之后。
Yang Liwei is our national hero.
He traveled around the earth in Shenzhou V for 21 hours in 2003.
关系代词作主语 先行词
Yang Liwei is our national hero who/ that traveled around the earth in Shenzhou V for 21 hours in 2003.
_s_p_a_c_e__in__d_u_s_tr_y__________
• Neil Alden Armstrong • born on August 5,
1930 • the U.S.A • the first man • On July 20, 1969 • Apollo 11 • 2.5 hours
its space industry. 这证明中国在航空业已经取得了巨大的进步。 prove v.证明，证实 +从句
1. He is our national hero who traveled around the earth in Shenzhou V for 21 hours in 2003.
4 Choose the correct forms of the given words to complete the passage.
Neil Alden Armstrong was born on August 5, 1930.
He was an American astronaut __w__h_o___ (which/who)
先行词:定语从句所修饰的词。
定语从句
定语从句的位置:放在先行词之后。
Yang Liwei is our national hero.
He traveled around the earth in Shenzhou V for 21 hours in 2003.
关系代词作主语 先行词
Yang Liwei is our national hero who/ that traveled around the earth in Shenzhou V for 21 hours in 2003.
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1. get headaches or __s_o_r_e_e_y_e_s____________.
problem
2. don’t have enough time _t_o__s_tu_d__y_o_r_e_x_e_r_c_i_s_e.
3. something on Internet is not __tr_u_e__o_r_g_o_o_d_____.
work usage
1. _c_o_n_tr_o_l_t_h_e_s_p__e_e_d_a_n_d__d_ir_e_c_t_io_n__ of a spaceship. 2. help doctors _f_in_d__d_i_s_e_a_s_e_s_e_a_s_i_ly____________. 3. _c_o_n_t_r_o_l_th__e_r_o_b_o_t_s_______________ in factories. 4. help businessmen _p__la_c_e__a_n_d_c_a_n_c_e_l_o_r_d_e_r_s.
(2) Computers help us at work and at home, but they must be used properly. 4.Grammar: Attributive clause We know: The importance of computers.
Can you imagine what the life will be like without computers? Use your imagination to write a passage.
the last one. (except / besides )
5.在我们的周围有许多种污染，例如空气污染，噪音 污染，水污染。
There are many kinds of pollution around us, suc_h_a_s__ai_r_p_o_ll_u_tio_n_,_n_o_is_e__p_ol_lu_t_io_n_,_w_a_t_er_p_o_l_lu_t.ion 6.太阳能有很多优点，例如它很干净，可再生，无污
Brainstorm
play games watch movies
computer
send e-mails
do shopping
study
search for information
Can we use the computer in the following fields?
education
染。
The energy from the sunlight has a lot of advantages.Fo_r_e_x_a_m_p_l_e_, i_t’_s_c_le_a_n_, renewable
and non-polluting.
1b 2. Complete the following diagram.
becoming __s_t_ro__n_g_e_r_a_n_d__s_tr_o_n_g_e_r_____.
3.We study many other subjects _b_e_s_i_d_e_s_______ English. (except / besides )
4.He answered all the questions _e_x_c_e_p_t______
(1) There is no doubt that computers are very useful in technology and business.
(2) Computers help us at work and at home, but they must be used properly. 4.Grammar: Attributive clause 5. The usage of computers.
1. play games and ___w_a_t_c_h_m__o_v_i_e_s____________.
computers
daily life 2. _d_o__s_h_o_p_p_i_n_g____ and __d_o__b_u_s_in_e_s_s__ at home. 3. _c_o_m__m__u_n_ic_a_t_e_______ by sending e-mails and __c_h_a_tt_i_n_g_o_n__li_n_e_________________.
2.-- have you ever heard of Chen Guangbiao? -- Yes, I think he is a kind man ______A___ often helps people in need. A. who B. which C. whom
3.-- Don’t eat too much junk food. -- You are right. However, I do like the food ______C______ tastes good. A. who B. what C. that
Unit 4 Topic 3 China is the third nation that sent a person into space.
Section C
Teaching aims:
We are going to learn : 1. Some words: tiny, inside, brain, connect 2. Some phrases: for instance , place and cancel orders 3. Some sentences:
3 The Internet is making the world smaller, isn’t it?
Yes, it is.
How should we use computers properly? 1 We shouldn’t work on (从事) computers too long, or we may get headache (头痛)or sore
Guessing
I am very popular in the world . I am very useful. I can work faster than you. I am quite clever . I can work out difficult problems. I have a big brain . I can give you all the answers. Who am I?
Yes, they have.
2 What do people use their personal computers for?
People can use their computers to play games, watch movies, do shopping, do business, send emails and chat.
read on the Internet.
1.-- Lily, what kind of museums do you like ? -- I like museums _____B_______ can provide visitors with free WiFi. A. what B. that C. who
1.Nobody is here. There is ___A______ that the
boy broke the window.
A. no doubt B. no sure C. no chance 2.毫无疑问，中国变得越来越强大。 ____T_h_e_r_e__is__n_o_d_o_u_b__t _th_a_t_____ China is
business
industry
medical care
entertainment
sports
Can you give an example of the use of the computer in one of the fields above?
In education, we can use computers to search for helpful information.
control the speed and direction find diseases easily and solve other problems
do dangerous work
used to place and cancel orders
1 Have people’s lives at home been changed since the Internet came into being?
The Importance of Computers
Underline the topic sentence of each paragraph.
1. Since computers were invented in the USA in the 1950s, they have become very important in many areas of work and leisure. 2. Since the Internet came into being, people’s lives at home have been changed, too. 3. Computers have improved our lives, but they have brought problems, too.
One Day Without Computers
Computers play an important part in our life. If we don’t have computers, our life will be quite different.__________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ _
problem
2. don’t have enough time _t_o__s_tu_d__y_o_r_e_x_e_r_c_i_s_e.
3. something on Internet is not __tr_u_e__o_r_g_o_o_d_____.
work usage
1. _c_o_n_tr_o_l_t_h_e_s_p__e_e_d_a_n_d__d_ir_e_c_t_io_n__ of a spaceship. 2. help doctors _f_in_d__d_i_s_e_a_s_e_s_e_a_s_i_ly____________. 3. _c_o_n_t_r_o_l_th__e_r_o_b_o_t_s_______________ in factories. 4. help businessmen _p__la_c_e__a_n_d_c_a_n_c_e_l_o_r_d_e_r_s.
(2) Computers help us at work and at home, but they must be used properly. 4.Grammar: Attributive clause We know: The importance of computers.
Can you imagine what the life will be like without computers? Use your imagination to write a passage.
the last one. (except / besides )
5.在我们的周围有许多种污染，例如空气污染，噪音 污染，水污染。
There are many kinds of pollution around us, suc_h_a_s__ai_r_p_o_ll_u_tio_n_,_n_o_is_e__p_ol_lu_t_io_n_,_w_a_t_er_p_o_l_lu_t.ion 6.太阳能有很多优点，例如它很干净，可再生，无污
Brainstorm
play games watch movies
computer
send e-mails
do shopping
study
search for information
Can we use the computer in the following fields?
education
染。
The energy from the sunlight has a lot of advantages.Fo_r_e_x_a_m_p_l_e_, i_t’_s_c_le_a_n_, renewable
and non-polluting.
1b 2. Complete the following diagram.
becoming __s_t_ro__n_g_e_r_a_n_d__s_tr_o_n_g_e_r_____.
3.We study many other subjects _b_e_s_i_d_e_s_______ English. (except / besides )
4.He answered all the questions _e_x_c_e_p_t______
(1) There is no doubt that computers are very useful in technology and business.
(2) Computers help us at work and at home, but they must be used properly. 4.Grammar: Attributive clause 5. The usage of computers.
1. play games and ___w_a_t_c_h_m__o_v_i_e_s____________.
computers
daily life 2. _d_o__s_h_o_p_p_i_n_g____ and __d_o__b_u_s_in_e_s_s__ at home. 3. _c_o_m__m__u_n_ic_a_t_e_______ by sending e-mails and __c_h_a_tt_i_n_g_o_n__li_n_e_________________.
2.-- have you ever heard of Chen Guangbiao? -- Yes, I think he is a kind man ______A___ often helps people in need. A. who B. which C. whom
3.-- Don’t eat too much junk food. -- You are right. However, I do like the food ______C______ tastes good. A. who B. what C. that
Unit 4 Topic 3 China is the third nation that sent a person into space.
Section C
Teaching aims:
We are going to learn : 1. Some words: tiny, inside, brain, connect 2. Some phrases: for instance , place and cancel orders 3. Some sentences:
3 The Internet is making the world smaller, isn’t it?
Yes, it is.
How should we use computers properly? 1 We shouldn’t work on (从事) computers too long, or we may get headache (头痛)or sore
Guessing
I am very popular in the world . I am very useful. I can work faster than you. I am quite clever . I can work out difficult problems. I have a big brain . I can give you all the answers. Who am I?
Yes, they have.
2 What do people use their personal computers for?
People can use their computers to play games, watch movies, do shopping, do business, send emails and chat.
read on the Internet.
1.-- Lily, what kind of museums do you like ? -- I like museums _____B_______ can provide visitors with free WiFi. A. what B. that C. who
1.Nobody is here. There is ___A______ that the
boy broke the window.
A. no doubt B. no sure C. no chance 2.毫无疑问，中国变得越来越强大。 ____T_h_e_r_e__is__n_o_d_o_u_b__t _th_a_t_____ China is
business
industry
medical care
entertainment
sports
Can you give an example of the use of the computer in one of the fields above?
In education, we can use computers to search for helpful information.
control the speed and direction find diseases easily and solve other problems
do dangerous work
used to place and cancel orders
1 Have people’s lives at home been changed since the Internet came into being?
The Importance of Computers
Underline the topic sentence of each paragraph.
1. Since computers were invented in the USA in the 1950s, they have become very important in many areas of work and leisure. 2. Since the Internet came into being, people’s lives at home have been changed, too. 3. Computers have improved our lives, but they have brought problems, too.
One Day Without Computers
Computers play an important part in our life. If we don’t have computers, our life will be quite different.__________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ __________________________________________________ _