computer

1
Chapter 4 computer technology
2
How many electric machines are there in your
home ?

• Questions

What kind of machines uses computers?
Do you have a computer at home ? Is it useful
?
What do you do with the computer?
3
OUTLINE
Listening
Reading
Language
Speaking
Writing
More practice
4

• Step1 Reading

Read Part A and B and circle the new words
,then try to find out the meanings of them.
5
CD-ROM DVD-ROM
monitor
flash disk
drives
speakers
main unit
mouse
keyboard
6
Vocabulary

• The _________shows words and pictures.
• 2. We use the__________ for typing in
  information.
• 3. The ____ _____ stores information.
• 4. The_________ helps us control the computer.

monitor
keyboard
flash disk
mouse
7
Vocabulary
5.We can hear the sound from the _________. 6.
We put the__________or_________into the _______ .
speakers
CD-ROM
DVD-ROM
drives
8
B Find the facts
Computers 1. may be inside some machines in our
homes. 2.can do important jobs like flying
planes. 3. are already cleverer than people.
not cleverer
9

• Reading

There are three short texts typical of
information leaflets or newspaper or magazine
articles in this part. Listen to the tape and try
to tell the main idea of each paragraph.
10
NEW WORDS AND EXPRESSIONS
1. tiny adj. small
2. hide v. hidden
3. be unaware of not knowing about e.g. The
student was unaware of his mistakes.
4. probably adv. maybe perhaps
5. calculator--n. small electronic device
11
NEW WORDS AND EXPRESSIONS
6. dependentadj. needing someone
or something. depend ----v.
???? (on) e.g. You should not be dependent on
your parents all the time. 7. realize--- v.
notice know about e.g. I did not realize you
were right.
8. rarely--adv. not often seldom
9. diagram-- n. a line drawing that shows
how sth. works.
12
NEW WORDS AND EXPRESSIONS
10.graphline or lines showing the variation.
11. importantly --- adv. (adj. important)
12. operate ---v. control, keep running
--- operation n. ??
13. otherwise ---conj. if not if conditions
were different
14. essential adj. necessary
most important
13
NEW WORDS AND EXPRESSIONS
15. for the time being--- (adv. Phr.)
16. create v. produce make
17. judgen. a senior law officer
18.raisev. mention sth. for people
19.in ones opinion ???????
20. hardly never ???,??
14

• Answer the following questions

1.What do we call computers sometimes?
Electronic brains
2. Do computers operate railways?
Yes, they can
15

• Answer the following questions

3. Is a computer cleverer than I am ?
The answer to this question is, for the time
being, No. create new ideas. than doctors,
judges and teachers. This raises
16

• ???????

monitor ??? speakers ???
drives ??? Flash disk ??
keyboard ?? DVD-ROM ????
mouse ?? CPU ?????
CD-ROM ???? 3D ??
Internet ??? PC ?????
17
Page 46

• Find the meanings

18
C1

• Hardly ever
• A. sometimes B. seldom
• C. often
• 2. tiny
• A. very important B. very big
• C. very small
• 3. realize
• A. allow B. understand
• C. decide

19
C1
4. operate A. make sth. work B. make sth.
Work C. make sth. work 5. for the time being
A. in the past B. at present C.
in the future 6. raise A. lift up
B. put down C. bring to our attention
20
C2

• A
  B
• Hidden a. A truck with rails
  
• on it.
• 2. Be unware of b. senior law officer
• 3. Railway c. write sth. With a
• computer
  ,typewriter .
• 4. type d. Difficult to see or
  find
• 5. judges e. do not know about

21
Page 47

• Read and think

22
D

• S1 There may be tiny computers in
• your home.
• S2 Where, for example?
• S1 Inside your _________, ________
• or _______ _________.

telephone
TV set
washing
machine
2. S1 Computers can do many things. S2 Can
you give me some examples? S1 Computers
can________,_______ __________and _________.

calculate
type
print
draw
23
D
3. S1 Computers can do some important
jobs. S2 For example? S1 They can ________
________,_______ _________and
_________.
Operate
railways
fly
planes
spaceships
4. S1 A human brain can do some things
better than a computer. S2 For example?
S1 It can ________ __________ _________.

Creat
new
ideas
24
5. S1 In future, computers may change
our lives a lot. S2 For example? S1 We
may have ___________ __________
___________
nothing
to
do
25

• ?? such as ? for example??

Notes
for example??????,????????????????????,??????,???????????. Many people here, for example, John, would rather have coffee.??????,??????????? There are many kinds of pollution, for example, noise is a kind of pollution.????????,???????????
such as???????????????,?????????????????,?????????? Many of the English programmes are well received, such as Follow Me, Follow Me to Science . ?????????,?????????,?????? English is spoken in many countries, such as Australia, Canada and so on.???????,??????????
26

• Step2 listening

Listen to the recording, and complete the
details of Mabels order on Page 22. Useful words
in this part ballpoint pen ??? screen filter
??? office chair ???
27
TOP OFFICE SUPPLIES
Hi-Lo Company

• Company name______________________
• Customer name______________________
• Customer No.________________________

Mabel Wang
KY-73620
28
Reference No. Product Colour/Size Quantity Price (each) Total
J-1505 Ballpoint pens black 3 boxes 38 114
(1) A4 paper (2) (3) (4) (5)
(6) (7) medium (8) 190 (9)
(10) (11) (12) (13) (14) (15)
Grand total (16) Grand total (16) Grand total (16) Grand total (16) Grand total (16) Grand total (16)
10 boxes
30
300
P-1961
white
1
190
C-4091
keyboard
office chair
1800
C-4083
black
1
1800
2404
29
( P49)

• Step 3

• Language

The comparative superlative of adjectives
30
er
31

be
???/?? ??



A
as

as

B
??
gt
be
???/?? ???



A
B

than
??
32
gt
gt
??? ???


A



be
??
in/ of
the
33
??????????????????
???-er?-est??smallsmaller smallest
???????e,?-er?-est? ?widewider widest
????????,????????????, ???????,?-er?-est?
?bigbigger biggest ?????y???,?y?i,?-er?-e
st??easyeasier easiest, earlyearlier earliest
?????????????????????????? more
most??????????, ?politemore polite most polite,
politelymore politely most
politely
34

• ????????????

good/well better best
bad/ill/badly worse worst
far farther/further (??)/(??) farthest/furthest
many/much more most
late later/latter latest/last
old older/elder eldest/eldest
little less least
35
??????????? ??
1.?????????????????than??????,???????,??????????
She is taller than her elder sister. ??????? This
book is in simpler English than the other one.
????????????? Life was much harder than it is
today. ???????????? 2.?????????? The weather is
warmer today. ?????????? Are you feeling better
now? ??????????? Ill be more careful in future.
???????? 3.???????,??as...
as??(???as?????) He is as busy as before.
??????????
36
4.???????????????,??,????,????? Im a head taller
than you. ??????? This desk is two feet longer
than that one. ????????????? Our room is twice
as large yours. ????????????? 5.????????much,
even, still, far, a little, lot?,????? This is
better by far. ????? 6.???and???,???????????
the???, the???,???????,?????? Our country is
getting stronger and stronger.
????????????? The farther a thing is, the smaller
it looks. ??????,???????
37

• Practice

38
???????????????? 1.She is two year ____________
than me. Shes the ____________ girl in our
class. (young) 2. Bill is __________ than Tom.
Hes the __________ of the three children.
(old) 3.John is the ______________ boy in the
class. (clever) 4.Cairo is the ___________________
city in Egypt. (big) 5.Her bicycle is
_________________ than mine. (good) 6.My cold is
_______ today than it was yesterday.
(bad) 7.Tokyo is ______ from Beijing than from
Shanghai. (far) 8.This question is ________ than
the other one. (simple) 9.This street is ________
than Beijing Road. Its actually the
___________street in the whole city.
(narrow) 10.It is __________ in Hong Kong than in
Kunming. (hot)
younger
youngest
older
oldest
cleverest
biggest
better
worse
farther
simpler
narrower
narrowest
hotter
39

• ?????????
• The town has more than 7,000 people.
• They spend more and more money on food.
• She looked no more than sixteen.
• I saw a tiny man, less than six inches high.
• I found myself less and less interested in
  chemistry.
• The smaller the house is, the less it will cost
  to heat.

????????7,000???
???????????????
????????7,000???
??????????,??????????
????????????????
????,??????????
40
1.The air in Beijing is getting much _______ now
than a few years ago. A. clean
B. cleaner C. cleanest
D. the cleanest
2.Amy makes fewer mistakes than Frank. She does
her homework _________. A. more carefully B.
more carelessly C. more careful D. more
careless
41
3.--Who gets up ________, your father or your
mother ? --My mother. A.early B. earlier
C. earliest

4.---Which do you like _________? ---I prefer
this one. A. well B. best C. good D. better
5.The busier he is, the _______ he feels.
A.
happily B. happy C. happier D. more
happy
42
6. The population in the world is larger and
larger. I dont think food will be _______. A.
less expensive B. much expensive C. more
expensiveD. a little bit expensive

7. Sorry, I took your MP3 by mistake. Ill be
______ careful next time. A. most B. more C.
much
8.Ivan would like to have _______ car. He hates
repairing his car so often. A. good B. better
C. a better D. best
43
9.---How are you today, Francis? ---Much _______,
but my doctor says Ill still have to rest for
another few days. A. well B. good C. better
D. best
10. Allen spent _______ time and made ______
sentences than Tony. A. fewer more B.
less more C. much many D. more many
11.Of all the ball games, I like baseball _____.
Its really my favourite. A. well B. good
C. better D. best
44

• More Practice

A1
David is going abroad for the first time and
needs to buy a suitcase. He is talking to a
salesman in a shop. Complete the conversation.
45
expensive light cheap heavy
big small
Salesman Can I help you, sir ? David
Yes, I need a suitcase. Can
you tell me about these two ? The
red one costs 2500. Why is it (1)
_______ than the black one ? Salesman
Because its made of leather, sir.
The black one is made of plastic.
So the black one is (2) _________
than the red one. Leather always
costs more. David I see.
more expensive
cheaper
46
expensive light cheap heavy
big small
Salesman But on a plane, you must think about
the weight. The red suitcase is (3) ______than
the black one. You try them, sir. David Oh,
youre right. The black one is much (4) _______
than the red one. But is it very
strong? Salesman Yes, its quite strong. It
will last for years. And look at the size too,
sir. The black one is (5) ______ than the red
one. David Yes. The red one is (6) ______ than
the black one. Thats true.
heavier
lighter
bigger
smaller
47
B1
b

• This is the smallest model._____
• 2.This is the4 most expensive model.__
• 3. This is the oldest model.____
• 4. This is the lightest model.____

a
c
c
B1
48
368 made in 2005 0.16 kg 1106742mm
B2
1580 made in 2007 0.23 kg 11462.543 mm
880 made in 2006 0.23 kg 11764.453.8 mm
1330 made in 2006 0.21 kg 1106041 mm
880 made in 2006 0.23 kg 1176347mm
most expensive model
3,580

1. The _______________costs _________.
2. The _____________was made in ______.
3. The _____________weighs ________.

oldest model
2006

0.16 kg
lightest model
49
Example (big) Earth, the moon or the sun
? S1 Which is the biggest, Earth, the moon
or the sun ? S2 The sun is the biggest.
B3
1.(small) a bee, a butterfly or a
mosquito? 2.(large)the Atlantic, the Pacific or
the Indian Ocean? 3.(valuable)iron,silver or
gold? 4.(hot)the North Pole, the South Pole or
the Gobi Desert? 5.(heavy)a bear, a whale or an
elephant? 6.(senior) a policeman, an inspector or
a chief inspector? 7.(fast)a rocket, a plane or a
train?
50
Record Class__________

C
Name Art marks Science marks Distance of long jump (m)
Alice 84 55 3
Belinda 72 60 4
Daisy 83 81 4
Eric 79 54 5
Martin 80 68 3
51
c. The comparative and Superlative of good ,bad
and far
Has the best marks

• S1 Who______________________ in art? (good)
• S2____________.
• 2. S1 Who __________________in art, Belinda or
  
• 
  Daisy? ( good)
• S2 _____________.
• S1 Who_____________________ in art?(bad)
• S2 ___________________.
• 4. S1 Who_____________________ in science, Daisy
• 
  or Eric? (bad)
• S2________________.
• S1 Who________________ in science, Eric or
• 
  Alice?(good)
• S2________________.

Alice
Has better marks
Daisy
Has the worst marks
Belinda
Has better marks
Daisy
Has worst marks
Eric
52
c. The comparative and Superlative of good ,bad
and far
Has worst marks
6. S1 Who____________________incscience?(bad)
S2__________________. 7. S1 Whose long jump
record is _______________ Belindas or
Martins (far) S2_________________. 8. S1
Whose long jump record is __________?( far)
S2_________________.
Erics
farther
Delindas
the farthest
Erics
53
( P52)

• Step 4

• Speaking

Giving opinions, agreeing and disagreeing
54
Additional expressions
of agreement
Yes, indeed. Yes, (thats) exactly what I
think. I agree totally /100/completely. Thats
just what I was going to say. I think so
too. Yes, thats right. How true !
55
( P53-54)

• Writing

• The answers for A B
• 1. longer 2. lower 3. heavier
• 4. more 5. better 6.faster
• B. The flat there is bigger than the flat in
  Seaside Court, But it has fewer rooms. It is also
  more modern, and its price is higher, It is
  nearer to the school, but it is further from the
  market.

56
???????

• ??????? 248 Park Street (?????) Taipei, Taiwan
  105 September 8, 2002 (????) Dear Susan, (??)
  I enjoyed reading your letter very much.
  Your
  friend, (??) Joe (??) 1???????????,?September
  8,?????Sep. 8??????,??????????????????,?????????
  ???????? 2??????????????????,???Dear??,??????(???
  ?first name ),?Dear Susan (?????)????????????????
  ?? 3???????,???????????????? 4??????,??????,?S
  ee you (??)?( With) Best wishes(????)?Yours
  always (???????)?Yours ever (?????)?Your friend
  (????)?Truly yours (??)?Sincerely yours?Yours
  sincerely?Sincerely (??????)?Love
  (??,????????????)??

57

• More Practice

( P55-56)

• The answers for A
• 1. F 2. T 3. F 4. F 5. T
• 6. T 7. T

58
( P30-31)

• More Practice

AD ??? Hour(s) ??
BC ??? And so on ??
C ??? United Nations ???
e.g. ?? Weight ??
etc. ?? Square centimeters ????
Hr(s) ?? Number ???????,??
i.e. ??? Before Christs birth???
Kg ?? For example ??
M ? After Christs birth ???
No. ?? Kilogram ??
sq cm ???? Celsius ???
UN ??? That is , in other words ???
wt. ?? Metre (s) ?
59

• The answers to "Using English"

( P30-31)

• The answers for A B
• 1. i 2. g 3. k 4. h 5. b 6. a 7. l
  
• 8. j 9. m 10. n 11. f 12. e 13. c 14. d
• 1. 40 BC 2. 200 AD 3. C
• 4. 588 sq cm 5. kg 6. NB
• 7. e.g. 8. etc. 9. No. 10.UN

60

• So Much for this Class !