人教版高中英语必修二 unit 3 computers grammarPPT
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人教版高中英语必修二unit3 Computers 课件1
T or F Questions
F F F T
1. My shape didn’t change even though my memory improved. The information was stored in tubes, then 2. The older I am, larger I have become. on transistors and the later on the chips. The size has no nothing to do with the age. 3. Over time I have been very easy to forget things because I don’t develop enough My memory became so large, like an memory. elephant, that I never forget anything I have been told!. 4. I was able to share my knowledge with others through the World Wide Web in the early 1960s. I was given a family connected by a network.
In 1642
1822 An analytical About in _____ machine In 1936 A ________ universal machine By the 1940s A larger machine
Simplify ________difficult sums logically Think_________ Solve any difficult problem
高中英语必修二Unit3-Computers-Grammar语法课件
China since 1978.
17
2) open, break, drop等不强调动作发出者 时常用主动语态。如： [误] The door has been opened of itself. [正] The door has opened of itself. 3. 短语动词不可分割或省略其中的介词
(1) 不知道或没有必要说明动作的执行者 是谁。
如: Some new computers were stolen last
night. 一些新电脑在昨晚被盗了。
(不知道电脑是谁偷的)
This book was published in 1981.
这本书出版于1981年。
21
(2) 强调动作的承受者, 而不强调动作的执 行者。 如: The window was broken by Mike.
28
Look at the way your face has been washed Look at the way your hair has been combed Look at the way your shoes have been cleaned You’d better do them again. Look at the way the flowers have been planted Look at the way the grass has been cut Look at the way the paths have been swept I hope that you’ll come here again.
believed. 16
2. 并不是所有动词都有被动语态
1) happen, take place, break out, belong to, cost, last等不及物动词或词组无被 动语态。如： [误] Great changes have been taken
17
2) open, break, drop等不强调动作发出者 时常用主动语态。如： [误] The door has been opened of itself. [正] The door has opened of itself. 3. 短语动词不可分割或省略其中的介词
(1) 不知道或没有必要说明动作的执行者 是谁。
如: Some new computers were stolen last
night. 一些新电脑在昨晚被盗了。
(不知道电脑是谁偷的)
This book was published in 1981.
这本书出版于1981年。
21
(2) 强调动作的承受者, 而不强调动作的执 行者。 如: The window was broken by Mike.
28
Look at the way your face has been washed Look at the way your hair has been combed Look at the way your shoes have been cleaned You’d better do them again. Look at the way the flowers have been planted Look at the way the grass has been cut Look at the way the paths have been swept I hope that you’ll come here again.
believed. 16
2. 并不是所有动词都有被动语态
1) happen, take place, break out, belong to, cost, last等不及物动词或词组无被 动语态。如： [误] Great changes have been taken
人教版必修二Unit 3《Computers Writing》ppt课件
want to carry on and read all of it．
3. The article itself is in the smallest
sized writing, but contains all the
information about the story．
The students can use the information they have gained from their interview with Hua Fei to write the article. It should be in the third person.
is made with used recycled materials
which come to terms with environment
protection at present. The PEP is
especially popular with young people
and the past 10 days have seen a rapid
Sample writing
My robot’s name is Yanyan. It is a 321 model android. It works for me and looks after my library. Its job is to store all the books that I borrow from the library or from school. Of course Yanyan’s brain is as large as mountain so work like that is no trouble at all.
3. The article itself is in the smallest
sized writing, but contains all the
information about the story．
The students can use the information they have gained from their interview with Hua Fei to write the article. It should be in the third person.
is made with used recycled materials
which come to terms with environment
protection at present. The PEP is
especially popular with young people
and the past 10 days have seen a rapid
Sample writing
My robot’s name is Yanyan. It is a 321 model android. It works for me and looks after my library. Its job is to store all the books that I borrow from the library or from school. Of course Yanyan’s brain is as large as mountain so work like that is no trouble at all.
【人教版】必修二 unit 3 computers grammar优质课件
Where has he been sent to study the new technology?
【人教版】必修二 unit 3 computers grammar优质课件
【人教版】必修二 unit 3 computers grammar优质课件
Great changes ______B__ in the city , and a lot of
A pen-like computer has already been developed.
Can you make more sentences similar to the sentences above? “have/has been done ?”
?
【人教版】必修二 unit 3 computers grammar优质课件
【人教版】必修二 unit 3 computers grammar优质课件
【人教版】必修二 unit 3 computers grammar优质课件
1. ------HSoinwcleo1n9g9_0_.B___ at this job?
A. were you employed B. have you been employed
The buildings; destroy ; earthquake
【人教版】必修二 unit 3 computers grammar优质课件
Discovering: Do the underlined parts have
something in common? 1. A calculating machine has been replaced with
• 三、 巩固练习
1.－How many times______ not to play with fire?
【人教版】必修二 unit 3 computers grammar优质课件
【人教版】必修二 unit 3 computers grammar优质课件
Great changes ______B__ in the city , and a lot of
A pen-like computer has already been developed.
Can you make more sentences similar to the sentences above? “have/has been done ?”
?
【人教版】必修二 unit 3 computers grammar优质课件
【人教版】必修二 unit 3 computers grammar优质课件
【人教版】必修二 unit 3 computers grammar优质课件
1. ------HSoinwcleo1n9g9_0_.B___ at this job?
A. were you employed B. have you been employed
The buildings; destroy ; earthquake
【人教版】必修二 unit 3 computers grammar优质课件
Discovering: Do the underlined parts have
something in common? 1. A calculating machine has been replaced with
• 三、 巩固练习
1.－How many times______ not to play with fire?
人教版高中英语 必修二 Unit3 Computers ---Reading 课件
1 What are the new applications of the computer?
2 What roles do computers play in the life of human beings?
What are the new applications of the computer?
Homework
1. Finish exercise 1 on page 56. 2. Read the text again after calss
and underline the difficult points. 3.Write down your opinions about the question in the discussion.
communication
finance
Trade space rockets
mobile phones medical operation robots
The _d_e_v_e_lo_p_m__e_n_t and the applications of computers.
Development
• do housework though you are outside
I will become an intelligent remote(智能遥控) which can be used to control household appliances, such as TV, air-conditioner and light. And I also can help people do housework though they are outside. In a word, I can make people's life more convenient and comfortable.
2 What roles do computers play in the life of human beings?
What are the new applications of the computer?
Homework
1. Finish exercise 1 on page 56. 2. Read the text again after calss
and underline the difficult points. 3.Write down your opinions about the question in the discussion.
communication
finance
Trade space rockets
mobile phones medical operation robots
The _d_e_v_e_lo_p_m__e_n_t and the applications of computers.
Development
• do housework though you are outside
I will become an intelligent remote(智能遥控) which can be used to control household appliances, such as TV, air-conditioner and light. And I also can help people do housework though they are outside. In a word, I can make people's life more convenient and comfortable.
高中英语人教版必修2 Unit 3 Computers 课件
What’s next?
carry things work in wars work for us in Mars
Activity 2 Thinking Q: In what ways is the computer used？
communicate with…
Watch movies & TV plays
More knowledge about computers
1. What is IT? Information Technology.
2. What is CPU? Central Processing Unit.（中央处理器） 3. What is WWW? World Wide Web. 4. What is the English for “科学技术”? science and technology.
listen to music
do shopping
search for …
play computer games
Besides, we can … with computers
• send e-mails instead of letters;
• read news at home and abroad;
register 注册，登记 software 软件
download 下载
hardware 硬件
Consolidation
• Complete the sentences with proper words. 1. We should use computers properly and
never be a m_o_u_se__ potato. 2. In the accident he e_s_ca_p_e_d_ being killed. 3. You can input the capital letters when you
人教版必修2 unit3 computers 课件
it ), does the verb have –s or –es after it ? 3. Are all the sentences about the appearance
or function of an android ? 4. Grade it with A . B . ( If all the above are done ,
it is A . If not , it is B )
Android DIY
Design and describe your own android
Let your imagination fly!
What kind of android do you wish to have?
How many paragraphs do we need to describe an android ? What will you talk about in the paragraphs ? Paragraph 1 : Paragraph 2: Paragraph 3 : In the next page , there are 4 pictures , choose one and write a paragraph with more than 20 words .
Group work :
The most important things we need Is the sentences
Now you have enough words or expressions in your mind about computer . But how many sentences do you know if you are to describe a computer ?
or function of an android ? 4. Grade it with A . B . ( If all the above are done ,
it is A . If not , it is B )
Android DIY
Design and describe your own android
Let your imagination fly!
What kind of android do you wish to have?
How many paragraphs do we need to describe an android ? What will you talk about in the paragraphs ? Paragraph 1 : Paragraph 2: Paragraph 3 : In the next page , there are 4 pictures , choose one and write a paragraph with more than 20 words .
Group work :
The most important things we need Is the sentences
Now you have enough words or expressions in your mind about computer . But how many sentences do you know if you are to describe a computer ?
人教版高中英语必修二Unit-3-computers-reading-公开课课件
1822
1936
1940s 1960s 1970s
Now
Discussion
In what ways computers can be used to do for human race in the future?
For example: A: What will computers be developed in the future? B: I think computers will be developed to help us … / In my opinion, computers can be used to …
search for information
watch movies
listen to music
read books and magazines
buy things online
play games on the computer
Reading
Who am I?
Can you find out the topic sentence of each paragraph?
Read para 1 and fill in the chart. (2 mins)
Time Machine Applications
calculating A __________ machine 1822 An analytical About in _____ machine universal In 1936 A ________ machine In 1642 By the 1940s A larger machine
Simplify ________difficult sums logically Think_________ Solve any difficult problem
高中英语人教版必修二《Unit3 Computers》课件
Fill in the blanks
I am a(n) ___st_r_ik_e_rin an android football team.
Self
I look like a human and I’m as big as a
introductio human.
n
My computer ___c_h_ip_s_ help me move and
= ___W_h_i_le__d_o_i_n_g_h_i_s_E_n_g_li_s_h________ ___h_o_m_e_w__o_r_k_, _h_e_f_e_ll_a_s_le_e_p__. _____
5. Then she prepares reliable moves to use if a new situation arises. arise vt. 产生，产生； 站起来，起身；起床；上升， 升起
拓展
in the way或in one’s way 挡道，碍事 反义词组：out of the way in any way 不管如何，不管怎样 in no way 决不 注意：置于句首时，句子用部分倒装语序。如：
You’ll have to move — you are in my way. Please keep out of the way. I must finish the work today in any way. Teaching in school can in no way be separated from practice. In no way did he admit that he was wrong.
4) A heavy smoke arose and hung over the town.
人教版必修二Unit3computers单词PPT课件
5. 实际上；事实上 ___in__r_e_a_l_it_y_________
6. 在……的帮助下 _w__it_h__t_h_e_h__e_lp__o_f____
7. 处理
___d_e_a_l__w_i_t_h________
8. 看守，监视 __w__a_t_c_h__o_v_e_r_______
.
2
6. __u__n_iv_e_r_s_a_l _____ adj.普遍的 7. __i_n_t_e_ll_ig_e_n_c_e____ n.智力；智能
8. ___a_p_p_li_c_a_ti_o_n____ n.应用；申请 9. ___d_o_w_n_l_o_a_d_____ vt.下载 10. __p_e_r_s_o_n_a_ll_y____ adv. 就个人而言 11. ____so_l_v_e_______ v. 解决；解答 12. ___h_a_p_p_in__es_s____ n.幸福；快乐 13. __a_p_p__ea_r_a_n_c_e___ n.外观；出现
.
4
三、词组互译
1. 共同；共有 ___in__c_o_m__m__o_n_______
2. 作为……开始 ___b_e_g_i_n_a__s_________
3. (从……旁)走过 ___g_o__b_y____________
4. 因此；结果 __a_s__a__re_s_u__lt________
.
5
9. 从那时起
__fr_o_m__t_h_e_n__o_n______
10. 与……分享 __s_h_a_r_e_.._. _w_i_th_._.._____ 11.a technological revolution__技__术__革__命___
新人教版高中英语必修二《Unit 3 Computers》精品
11. intelligent 12. solve 13.reality 14.personal 15.Personally 16.total 17. totally 18.application 19. explore 20. anyhow 21.goal 22.happiness 23.arise 24.appearance 25.character
been __to_t_a_ll_y__ (完全地) changed. People have
to __e_xp_l_o_re__(探索) solutions by surfing the
Internet. __A_n_y_h_o_w_(不管怎样), computers have
changed people’s way of life!
Computers can simplify your work, by calculating difficult sums easily.
精选课件ppt
8
personal
就我个人看Leabharlann 来，学生应 当恰当地使 用电脑。Personally, students should Use computers in a proper way.
精选课件ppt
12
Witing Task
❖ 写短文描述下面的现象并谈谈你的个人看法。
❖ 当今时代，电脑普遍应用，它不仅通过轻松计算 任何难题的方式简化我们的工作，而且还能帮助 我们解决任务，而这些任务往往是在短时间内难 以完成的。因而不少学生对电脑如此着迷以至于 花费了大量的时间，结果他们考试不及格。即使 如此，个别学生还是疯狂地探究它。
1）so +adj/adv +that从句。 2） so +adj+ a(n)+单数可数名词+that从句。 3）so+ many/much/few/little +名词+that从句。 Such…that表示“如此…以至于”引导结果状语
人教版高中英语必修二《Unit 3 Computers》 Reading 课件
This passage is about _th_e__d_ev_e_l_o_p_m_e_n_t_o_f_c_o_m__p_u_t_er_s_.
While-reading
In pairs guess the meaning of the following new
words from the reading passage. Then check
I believe that …
V. Homework
Read the passage again. Underline the sentences that you do not understand and try to solve the problems using context clues and the dictionary.
• Think about what you would have to do if you could not use computers any more.
• Give a report to the class.
Post-reading
You can use the new words in the reading passage and the following expressions to help you in your discussion.
your guesses using a dictionary.
A
B
technological
revolution
simplify
application
personal
solve
reality
explorreading
根据构词法猜测词义
While-reading
In pairs guess the meaning of the following new
words from the reading passage. Then check
I believe that …
V. Homework
Read the passage again. Underline the sentences that you do not understand and try to solve the problems using context clues and the dictionary.
• Think about what you would have to do if you could not use computers any more.
• Give a report to the class.
Post-reading
You can use the new words in the reading passage and the following expressions to help you in your discussion.
your guesses using a dictionary.
A
B
technological
revolution
simplify
application
personal
solve
reality
explorreading
根据构词法猜测词义
高一英语必修2Unit3Computers课件-人教版
to each other. 1970s: _C_o_m__p_u_t_er_s_w__e_re__b_ro_u_g_h_t_i_n_t_o_p_e_o_p_l_e’_s_h_o_m_ es. Now: C_o_m__pu_t_e_rs_c_o_n_n_ec_t_p_e_op_l_e_a_ll_o_v_e_r _th_e_w_o_r_ld_t_o_g_et_h_er.
personal computer notebook computer
You are asked to use the following expression in your discussion.
– I think that … – In my opinion… – I believe that… – Why do you think so? – What’s your reason?
What do they have in common?
• I think that they all can calculate something. It can deal with some maths problems.
Have the computer and Internet become part of your life?
A universal machine.
4 What happened to you in the 1970s?
I was brought into people’s homes.
Comprehending
1 Who is the speaker in this story? A computer.
Timeline
1642: _T__h_e_c_o_m_p_u_t_e_r_b_e_g_a_n_a_s_a__c_a_lc_u_l_at_i_n_g_m__ac_h_i_ne. _1_8_2_2: The Analytical Machine was made by
personal computer notebook computer
You are asked to use the following expression in your discussion.
– I think that … – In my opinion… – I believe that… – Why do you think so? – What’s your reason?
What do they have in common?
• I think that they all can calculate something. It can deal with some maths problems.
Have the computer and Internet become part of your life?
A universal machine.
4 What happened to you in the 1970s?
I was brought into people’s homes.
Comprehending
1 Who is the speaker in this story? A computer.
Timeline
1642: _T__h_e_c_o_m_p_u_t_e_r_b_e_g_a_n_a_s_a__c_a_lc_u_l_at_i_n_g_m__ac_h_i_ne. _1_8_2_2: The Analytical Machine was made by
人教版高中英语 必修二 Unit3 《Computers ---Reading》 课件 (共21张PPT)
The computer had grown as large as a room. The first family of computers was connected to each other. Many new applications have been found for the computer. Computers connect people all over the world together.
1. an abacus
★2. a calculating machine
★3. change of my size
4. virus ★5. the Analytical Machine made by Charles Babbage
★6. transistor
7. hard disk
★8. connected by a network
9. chat room
★10. serve the human race
1. Which type / style does the text belong to ?
A. Description(描写)
B. Naration(叙述)
C. Exposition(说明)
D. Argumentation(议论)
What’s
gather information
play games
do shopping
Computer and Internet
watch movies
communicate
for homework
……
listen following the terms about the computers and the Internet?
1. an abacus
★2. a calculating machine
★3. change of my size
4. virus ★5. the Analytical Machine made by Charles Babbage
★6. transistor
7. hard disk
★8. connected by a network
9. chat room
★10. serve the human race
1. Which type / style does the text belong to ?
A. Description(描写)
B. Naration(叙述)
C. Exposition(说明)
D. Argumentation(议论)
What’s
gather information
play games
do shopping
Computer and Internet
watch movies
communicate
for homework
……
listen following the terms about the computers and the Internet?
英语必修二人教版 Unit3 Computers2.3+grammar (共23张PPT)
改错
1. A personal computer has bought by us. A personal computer has been bought by us.
2. Many problems has been found with our new computer. Many problems have been found with our new computer.
5. I _h_a_v_e_e_v_e_n_b__ee_n__p_u_t(put) into space rockets and sent to explore the Moon and Mars.
1. 现在完成时的被动语态构成：
have/has (not)+ been + 过去分词
2.现在完成时的被动语态特点：
★被动语态的构成：
一般过去时的被动语态： was/were +过去分词
现在完成时的被动语态：have/has + been + 过去分词
一般过去时态中的时间状语
★一般过去时常与具体的表示过去的时间状语 连用，如yesterday, last week, two days ago, at 10:00, in 1980, in the 2020s等。
3. All the preparation for the task ____, and we’re ready to start.
A. completed B. complete C. had been completed D. have been done
4. ---- How long ____ at this job? ---- Since 1990. A. were you employed B. have you been employed C. had you been employed D. will you be employed
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Where has he been sent to study the new technology?
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
句型 He has been sent to study the new technology in the company. 否定句: 在have /has 后加not He has not been sent to study the new technology in the company. 一般疑问句: have /has 提前 Has he been sent to study the new technology in the company? 特殊疑问句: 疑问词+have (has)+主语+been+ V过去分词.+...?
the laptop.
2.The buildings have been destroyed in an earthquake.
3. The sports meeting has already been held in our
schoolh. as/have been done
现在完成时 被动语态
Learning about Languag
The Present Perfect Passive Voice
revision 一般将来时被动语态 (Future Passive Voice)
构成形式:
Will/shall +be + V过去分词
shall 用于第一人称: I /we , will 用于任何人称
否定句: 在will/shall后+not
一般疑问句 把will /shall 提前
:
be
going
to
be
+V过去分词
be to be +V过去分词
The students of class one will clean the playground. The playground will be cleaned by the students of class one.
A pen-like computer has already been developed.
Can you make more sentences similar to the sentences above? “have/has been done ?”
?
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
The machine is to be repaired (by the twins) tomorrow.
The host will give the winner a computer as the prize.
获胜者将被赠予一台电脑作为奖励. The winner will be given a computer as the prize (by the host). 一台电脑将被赠给获胜者作为奖励. A computer will be given (by the host) to the winner as the prize.
The door has been locked. 2.表示一个被动的动作或状态开始于过去,持续
到现在,并可能持续下去,常与for 或since引导 的时间状语连用,或用于How long...?句型中.
The important problem has been discussed for nearly two weeks.
A calculating machine; replace A calculating machine has been replaced with the laptop.
The buildings have been destroyed in an earthquake.
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
The buildings; destroy ; earthquake
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
Discovering: Do the underlined parts have
something in common? 1. A calculating machine has been replaced with
How long has the machine been used?
现在完成时的标志:recently /already/yet for+一段时间 /since+时间点
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
the Present 现Pe在r完fe成c时t 的Pa被s动si语v态e Voice
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
现在完成时的被动语态的用法 人教版高中英语必修二 unit 3 computers grammar【公开课课件】 1.表示一个被动的动作发生在说话之前,强调对 现在造成的影响和结果.
Lead-in
Are you familiar with these computers? Can you call them?
palmtop
desktop PC laptop/ notebook
WW PC
wrist-worn/wearable PC
A wrist-worn PC has been invented recently.
We are going to hold a meeting on Saturday afternoon. A meeting is going to be held (by us) on Saturday afternoon.
The twins are to repair the machine tomorrow.
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
句型 He has been sent to study the new technology in the company. 否定句: 在have /has 后加not He has not been sent to study the new technology in the company. 一般疑问句: have /has 提前 Has he been sent to study the new technology in the company? 特殊疑问句: 疑问词+have (has)+主语+been+ V过去分词.+...?
the laptop.
2.The buildings have been destroyed in an earthquake.
3. The sports meeting has already been held in our
schoolh. as/have been done
现在完成时 被动语态
Learning about Languag
The Present Perfect Passive Voice
revision 一般将来时被动语态 (Future Passive Voice)
构成形式:
Will/shall +be + V过去分词
shall 用于第一人称: I /we , will 用于任何人称
否定句: 在will/shall后+not
一般疑问句 把will /shall 提前
:
be
going
to
be
+V过去分词
be to be +V过去分词
The students of class one will clean the playground. The playground will be cleaned by the students of class one.
A pen-like computer has already been developed.
Can you make more sentences similar to the sentences above? “have/has been done ?”
?
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
The machine is to be repaired (by the twins) tomorrow.
The host will give the winner a computer as the prize.
获胜者将被赠予一台电脑作为奖励. The winner will be given a computer as the prize (by the host). 一台电脑将被赠给获胜者作为奖励. A computer will be given (by the host) to the winner as the prize.
The door has been locked. 2.表示一个被动的动作或状态开始于过去,持续
到现在,并可能持续下去,常与for 或since引导 的时间状语连用,或用于How long...?句型中.
The important problem has been discussed for nearly two weeks.
A calculating machine; replace A calculating machine has been replaced with the laptop.
The buildings have been destroyed in an earthquake.
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
The buildings; destroy ; earthquake
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
Discovering: Do the underlined parts have
something in common? 1. A calculating machine has been replaced with
How long has the machine been used?
现在完成时的标志:recently /already/yet for+一段时间 /since+时间点
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
the Present 现Pe在r完fe成c时t 的Pa被s动si语v态e Voice
人教版高中英语必修二 unit 3 computers grammar【公开课课件】
现在完成时的被动语态的用法 人教版高中英语必修二 unit 3 computers grammar【公开课课件】 1.表示一个被动的动作发生在说话之前,强调对 现在造成的影响和结果.
Lead-in
Are you familiar with these computers? Can you call them?
palmtop
desktop PC laptop/ notebook
WW PC
wrist-worn/wearable PC
A wrist-worn PC has been invented recently.
We are going to hold a meeting on Saturday afternoon. A meeting is going to be held (by us) on Saturday afternoon.
The twins are to repair the machine tomorrow.