1. Unit3 Computers
Unit revision by Jesse

2. What does it look like?
If it is an ancient Chinese computer, can you recognize each part?
monitor
main frame
mouse
keyboard
Other parts of a computer ?

3. Match each other hard disc floppy disc chips CPU
1. the part of a computer that controls what it does
2. a very small piece of silicon (硅片) marked with electronic connections that is used in computers and other machines
3. a small square plastic object that you use for copying information from a computer
4. the part inside a computer that stores the information it needs to work.
hard disc
floppy disc
chips
CPU
['silikən]

4. Replace the words in red
arise
Before chips turn up, firstly memory was stored in _______, then on ________. Because of technological revolution, chips become smaller and smaller with time going by.Now it is as small as a button(纽扣).
It can help solve many difficult problems.
tubes
transistors
As a result of
as time
goes by.
the size of
deal with
Translation
甲流在全球范围出现。
2. 她体温上升，因此她不被允许去上学。
3. 随着时间的推移，人们知道如何对付甲流。
H1N1 flu arises all over the world.
Her temperature rose and as a result she was not allowed to go to school.
As time goes by/With time going by, people know how to deal with H1N1 flu what to do with

5. raised rose arisen raises arise rises raised raised rose rises arose
She _______ her finger to her lips as a sign for silence.
The price of a gas tank (一罐煤气) ______ to 100 yuan last week.
An opportunity has _______.
His father ______ hundreds of sheep.
Accidents often _______ from carelessness.
The sun _____ in the east and sets in the west.
rose
arisen
raises
arise
rises
过去式 过去分词
raised
raised
raise
举起，饲养，抚养
rise
arise
rose
rises
上涨，上升，站起
arose
arisen
出现，发生

6. Appearance lovely beautiful pretty It’s beautiful.
It’s a b________ computer.
eautiful
P________ speaking，it’s beautifully designed.
ersonally
I will ______ understand if the owner of the computer is a lady. (total, totally)
If it is not a toy, it can think ________ as other computers do. (logical, logically)
totally
logically

7. I have a laptop called Helen who is pink and pretty
I have a laptop called Helen who is pink and pretty. With the development of t________, the computer is now becoming small but not s_____. So it is the same with Helen. She can not only s______ difficult sums but also a_____ data. She can “think” l______, so she has “_______ _________”. When Helen is connected by a n______, she can help me e_____ the internet and d_______ information. I am sure she will have more functions
later on.
echonlogy
imple
implify
nalyze
ogically
（数据）
artificial intelligence
etwork
xplore
ownload
What can Helen do?

8. Function (功能) Application
What can a computer do?
simplify sums
analyze data
think logically
explore the internet
download information
communication, finance and trade
be put into robots
be used to make mobile phones
help with medical operations
be put into space rockets and sent to
explore the outer space
Application
robots

9. Application has Many types of robots have been invented.
The robots that can play the violin have been invented.
The humanlike robot _____ been invented.
has

10. 1. When and where to go for the coming winter
holiday ______yet.
A. are not decided B. have not been decided
C. is not being decided D. has not been decided
2. ---________the sports meet might be put off.
---Yes, it all depends on the weather.
I’ve been told B. I’ve told
C. I’m told D. I told
3. Great changes _________in the city and
a lot of factories_______.
A. have taken place; have built
B. have been taken place ; have built.
C. have been taken place; have been built
D. have taken place; have been built

11. Design your robot doll Doraemon Transformer
What does it look like? (color, size, shape…)
What can it do?
basic functions of computers
special skills
doll
Doraemon
Transformer

12. Homework Be creative and imaginative
Write a composition about your robot.
What does it look like?
(color, size, shape…)
What functions does it have? …
Be creative and
imaginative

13. Use words to describe the computer
Noun
revolution
technology
network
finance
Web
reality
application
Adj. / Adv.
total totally
anyhow
artificial
intelligent
logical logically
Verb
calculate
simplify
analyze
explore
download
solve