(共23张PPT)
Unit3
Writing
We have many different kinds
of androids in our daily life.
Skeleton 人体骨架
pencil
Mars 战神,战士
What do you think androids can do
Robot cop
dancing
drumming
Writing
fighting
Playing football
Enjoy a short video of robots playing football
Pair work
What are they doing Think of some adjectives to describe their performance.
How do you feel when you watch the game
What makes the androids act like human beings
Let’s read an self-introduction of an android named Andy.
1 What’s the Andy’s job on the football team
He is a striker.
2 In last year, where did the Andy’s team compete
Seattle, Washington in the USA.
3 What’s the Andy’s wish
He wound like to play against a human team.
Skimming
How does Andy play football
Andy has been programmed to act just like a human being with the help of its computer chips.
Read the passage carefully and fill in the file for Andy.
Name: _____
Appearance: _________________
Size: ________________
Character : ______________________
Ability: __________________
___________
Job: ______
Andy
as big as a human
competitive, co-operative
can move and think
like a human
striker
looks like a human
Pair-work to discuss how to design
your own androids. The following questions and expressions can help you:
＊What would you like it to look like
＊What are some of the things you
would like it to do
＊Do you want it to be like a man or a
woman, or neither
＊How much would it cost ......
In my opinion…
I ( don’t ) think that…
What is your reason
It costs…
Design and describe your own android
I want to design an android whose name is …
With the help of my android, ….
Group work
Name:
Appearance:
Size:
Job:
Ability:
Character:
Study the sample passage and find out the structure.
writing
My Android
Para 2 :
Para 1 :
Brief introduction
What you wish it to do
Para 3 :
An ending
Structure
(结构)
(name , appearance, etc)
(your opinion)
(ability/function)
I want to design an android whose name is …
Assess and polish your writing
Does the article have a clear structure
Do you have creative ideas
Do you use the capital , small letters& punctuation correctly
Do you use correct forms in verbs and nouns
Do you use some good words &expressions you have learned from this unit
Do you use varied sentence patterns
Each group chooses a representative to introduce their own design.
Discuss and decide which android is the best one using reasoning expressions learned in this unit.
I agree/don’t agree……because……
I think /don’t think that……
The advantage/disadvantage is …..
What makes you think so
Give me your reasons.
Homework
To revise and polish your writing by yourselves.
To search for the latest design and function of the android on the Internet.(共5张PPT)
Unit3 Computers
教学设计说明
一.教材分析
本单元以computers为中心话题展开听说读写.内容涉及计算机的发展历史和应用以及谈到信息技术的载体,智能机器人的发明等.
本单元所选语言材料属于科普类说明文,内容较抽象,但采用了拟人的手法使学生易于接受抽象的专业知识.
通过设计开展一系列的任务活动可培养学生的想象力,创造力和合作精神.
IT
computer
TV
book
radio
Development
Working principle
Applications
Network
Functions
Components
二.教学重难点
To know about the development of computers and its wide applications.
To master the expressions of making decisions and reasoning.
To describe events in the order of time.
To master the grammar: the present perfect passive voice.
三.教学设计安排
Period1-2 Warming up & Reading
Period 3 Grammar
Period 4 Listening & Speaking
Period 5-6 Reading, Speaking &Writing(共11张PPT)
What is IT
Information Technology
Pre-listening
Which is IT, in your opinion
Before listening, talk about:
Advantages
VS.
Disadvantages
of the computers.
Debate
I think that---
In my opinion---
I believe that---
What’s your reason
Why do you think so
I agree because---
I disagree because---
I’ve decided that---
The expressions of giving opinions:
Advantages
1.We can communicate with friends
2.--- listen to the music.
3.---see films & watch news.
4.---play games.
5.--- do shopping.
6.---save a lot of time.
7.--- do a lot of useful things.
Disadvantages
1.Some people use the computer wrongly.
2.Some people especially the teenagers abandon themselves to the computer games and chatting on the Internet. As a result, they have little time to study .
Listen to the tape:
1. Listen to the whole text and write down the main idea in one sentence
2. Listen to part A and fill in the chart
Part A Part B
What does IT include Which form of IT describes the skills of a sport best
What is the most popular form of IT Which form of IT has the most functions
Computers,books,radio and TV
TV
books
computers
Competition
Type of IT advantages disadvantages
TV (Group 1)
Web (Group 2)
Radio (Group 3)
Book (Group 4)
The expressions of making a decision and reasoning:
I think that…
In my opinion…
I believe that…
Let’s make our decision.
I’ve decide that…
The advantages /disadvantage is…
What’s your reason
Why do you think so
I don’t like this one because…
I think this one is better because…
making a decision
making a reasoning
Type of IT advantages disadvantages
TV
Web
Radio
Book
You can both listen and watch.
You cannot write to friends.
get information; watch a film;
write to friends
expensive;
too big to carry;
not correct information
You can listen to sports and English.
cannot watch; so fast; difficult to understand
get information; cheap;
easy to carry
Sometimes it is out of date.(共32张PPT)
1. It is true that people of old times have built many of the world’s greatest cities on the banks of a river.
It is true that many of the world’s greatest cities
have been built on the banks of a river.
2. People have put back parts of statues together.
Parts of statues have been put back together.
3. People have replaced the missing pieces.
The missing pieces have been replaced.
mend
Someone
has mended
the TV set.
Someone
The TV set
has been mended
by someone.
catch, the mouse
The mouse has been caught.
Buy, wedding ring
The wedding ring has been bought.
The antiseptic masks have been worn during the winter.
Buy, a new hat
A new hat has been bought.
save,
The baby in danger has been saved
the baby in danger
has been saved
Nemo
Find,
Nemo has been found.
The Present Perfect Passive Voice
have / has + been + V(p.p.)
1. They have discussed the problem for weeks.
The problem has been discussed for weeks.
2. He has invited the famous scientist to give a speech.
The famous scientist has been invited to give a speech.
3. They have spent all the money.
The money has all been spent by them.
The Passive Voice - when to use it
1. 动作执行者不易指出或不需明说.
My watch has been stolen.
2.动作执行者不言自明.
I was asked several questions in the oral exam.
3. 强调动作承受者.
The house was burnt down (by the enemy).
The worker paints the door.
The worker painted the door.
The worker will paint the door.
the worker / paint / the door
The Passive Voice – how to use it
The worker has painted the door.
The worker is painting the door.
The worker was painting the door.
The door is painted by the worker.
The door was painted by the worker.
The door will be painted.
The door has been painted.
The door is being painted.
The door was being painted.
Describe the pictures, using passive voice.
The picture has been drawn by the little girl.
The picture is being painted by the little girl.
paint
picture
build
castle
18th century
The castle was built in the 18th century.
build
new flyovers
every year
New flyovers are built every year.
Exercises:
1. We plant trees in spring every year.
_________________ by us in spring every year.
2. She posted the letter yesterday.
____________________ by her yesterday.
3. Mr Turner gave me a birthday present.
_______________a birthday present by Mr Turner.
4. He is drawing a picture.
_______________________ by him.
5. You may hand in your homework tomorrow.
______________________________ by you tomorrow.
6. She is going to write a letter.
__________________________ by her.
Trees are planted
The letter was posted
I was given
A picture is being drawn
Your homework may be handed in
A letter is going to be written
7. I have given you the new book.
__________________________ to you.
8. Her bag cannot be found by her.
_________________ her bag.
9. Do you often hear her sing Russian songs
_________________________Russian songs by you
10. She doesn’t let her son swim in the river.
_______________________ in the river by her.
11. The bridge was being built by them at this time
last year.
__________________ the bridge at this time last year.
12. Does she often sing the song
_____________________ by her
The new book has been given
She cannot find
Is she often heard to sing
Her son isn’t let to swim
They were building
Is the song often sung
1. If city noises ____ from increasing，people ____ shout
to be heard even at dinner． A． are not kept；will have to B． are not kept；have C． do not keep；will have to D． do not keep；have to 2. The fifth generation computers, ____and
perfected now. A. developed B. have developed C. are being developed D. will have been developed 3. --- ____ the sports meet might be put off． --- Yes，it all depends on the weather． A． I've been told B． I've told C． I'm told D． I told
A
C
A
4. I need one more stamp before my collection ___. A. has completed B. completes C. has been completed D. is completed 5. Rainforests ___ and burned at such a speed
that they will disappear from the earth in the near future. A. cut B. are cut C. are being cut D. had been cut 6. The new bridge ___ by the end of last month. A. has been designed B. had been designed C. was designed D. would be designed 7. When part of a pencil is in a glass of water,
it looks as if it ____. A. breaks B. has broken C. was broken D. had been broken
D
C
B
C
8. Great changes ___ in the city, and a lot of factories ___. A. have been taken place; have been set up B. have taken place; have been set up C. have taken place; have set up D. were taken place; were set up 9. That suit __ over 60 dollars. A. had costed B. costed C. is costed D. cost 10. --- Look! Everything here is under construction. --- What’s the pretty small house that __ for A. is being built B. has been built C. is built D. is building 11.--- Do you like the cloth --- Yes, it ___ very soft. A. is feeling B. felt C. feels D. is felt
B
D
A
C
12. It is difficult for a foreigner ____ Chinese． A． write B． to write C． to be written D． written 13. I have no more letters ____ ，thank you． A． to type B． typing C． to be typed D． typed 14. Take care! Don’t drop the ink on your shirt,
for it __ easily. A. won’t wash out B. won’t be washed out C. isn’t washed out D. isn’t washing out 15. Nobody noticed the thief slip into the house because
the lights happened to ___. A. be put up B. give in C. be turned on D. go out
B
C
A
D
16. The computers on the table ___ Professor Smith. A. belongs B. are belonged to C. belongs to D. belong to 17. --- What do you think of the book ---Oh, excellent. It’s worth ___ a second time. A. to read B. to be read C. reading D. being read 18. The squirrel was lucky that it just missed ___. A. catching B. to be caught C. being caught D. to catch 19. This page needed ___ again. A. being checked B. checked C. to check D. to be checked 20. ___ many times, the boy still didn’t know how to do it.
A. Having taught B. Having been taught C. taught D. Teaching
D
C
C
D
B(共38张PPT)
A toy
A handbag
Riddles(谜语):
I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now.
Do you know who I am
abacus
Riddles(谜语):
I am very small.
I can be used for calculating.
In China, a lot of students use me when solving mathematical problems.
Do you know who I am
calculator
Riddles(谜语):
I can be used for calculating. Besides,
I can also be used for watching DVD, sending e-mail and communicating through the Internet. However, I am not a PC, because I’m small enough for you to take me with you.
Notebook / laptop
Do you know who I am
Riddles(谜语):
A huge computer
A PC
PDA / Palmtop
(What do they have in common )
I think that…
In my opinion…
I believe that…
What’ s your reason
Why do you think so
1.They can be used for calculating.
2.They can deal with
maths problems.
3.They are our friends.
4.They are useful and helpful.
Discussion
How much do you know
about a computer
Match the words with their meanings.
1 A monitor is
2 The screen is
3 A keyboard is
4 A mouse is
5 A CD-ROM is
6 A hard disk is
(a) the part of a computer that stores information.
(b) the part of the computer that you type on.
(c) the part of the computer that looks like a television
(d) something you use to click on things (files, etc.).
(e) the part of the monitor that you look at.
(f) a separate disk that contains lots of information.
Discussion
In what ways computers are used today
Work out a list and compare it with your partner.
1. use a computer for school work
2. play games on the computer
3. send emails to friends
4. download music and films
5. surf the web for fun
6. take part in chat groups
7. use the Internet to search for information
8. go shopping on line
9. look at photographs on the computer
10. read news both at home and abroad, read books and magazines
Reading
Who am I
Skimming: Listen to the tape and answer the following questions.
It is a computer.
● I was able to share my knowledge with others through the World Wide Web.
●”My real father was Alan Turing ....”
● I was built as an Analytical Machine by Charles Babbage.”
1. who the speaker is. Write down three sentences to support your idea.
2. What’s the main idea of this passage
A. The development of computers
B. The development and use of computers
C. A machine which is simple-minded
D. Computers may replace human being
3. In which order is the text organized
Time
1642
The Analytical Machine was made by Charles Babbage.
1936
1960s
The first family of computers was connected by a network.
1970s
now
The computer began as a calculating machine．
1822
Alan Turing wrote a book to describe how computers could be made to work and built a “universal machine”．
Computers had new transistors and became
Small and thin.
1960s
Computers were brought into people's homes．
Computers connect people all over the world
together.
Scanning:
Alan Turing
Charles Babbage
How did computer change in
its size, intelligence, speed, function
And how about people’s opinion
Size:
Intelligence:
Speed:
Function:
People’s opinion:
smaller
quicker
cleverer
dealing with …, communicating with…
clever
& useful
calculating
simple-minded
True or False
Alan Turing built an Analytical Machine to solve any mathematical problems.
People began to realize that the computer got cleverer and quicker with time passing.
The computer began to serve the human race since it was brought into people’s homes.
Since the 1970s, the computer was used by people around the world through the Internet.
5. The larger the computer is, the more memory
it has.
F
T
F
T
F
1642 began … calculating …France
1822 The Analytical Machine … Charles Babbage
1936 Alan Turing … wrote … built …
1940s As large as
connected … share … talk …
1970s Become very important in …
now deal with … communicate …
1960s
Consolidation: Retelling
palmtop
smaller desktop
convenient laptop
virtual keyboards
虚拟键盘
Nose-top
keyboard-vest
What can the future computer be like
What can we do by computer in the future
Discussion
You are given a chance to design a computer for yourself.
Draw a picture about it and describe(描述) what functions it has.
You will be asked to introduce(介绍) your computer. (appearance &functions)
