1979-01-01 — Page 22

頁二第張六第 日三初月二十年午戊暦夏

1979

2(k+1)x

WAH KIU YAT PO

(k+3)▼

The

中學會考試題預習專欄 新數學(十三)

明德出版社魯榮家提供資料 MODERN MATHEMATICS (13).

(ADS.)

Suggested selutions to

Test Five

SECTION

of the

tlie

equa

(ii) The equation

2x-3y+4 + (2x+y):

represents a family

straight line's passing through the intersection

the straight lines

13(3)

2x =

2x

(Ans.)

From (2)

(ii) There

the equation

6x

13x

3(2×) **

(3x

1)(2x

5).

- 2(1)

he other reet:

(Ans.)

41)(2 + 1)(2

- 6, 81-31-4

10+51

the" coordinate s

(1)

(2)

(1,2)

(sing

Cos

2sinöcose

+2síněcose

4sinüceso

песоко

Since

sine 4 coso.

(sine

2cosesinə

2ce80sin

2cos@sing m

sindcast

Therefore,

(sine

#1015

日橋

-期星

The

irat termis

3y.

The

ommen. dift

The sum of first 20 tera of the A. P. mentioned

20 (2 (23 + 3y ) + ( 20

-1023x

230x 130y

3(2x+35) + 3(3x+2y)

3(4x+y)

to 20 teras

3(230x – 130y)

30(23x

13y)(Ans.)

The value of the car

at the end of the first

year is

$10000(1

15

£10000(0.85)

The value of the car

at the end of the 2nd

yeur is

$10000(1-

$100

1000(0.85)2

The value of the car

the end the nth

$10000(0,85)"

If the value of the car

first falls below 86000

at the end of the

yeur, then

10000(0.85).

6000

(0,85)" 0,6

g0.85 10g0.6

■(1.9294) < 7783)

Jay

日一月一年九七九一曆公年八十六國民華中育教僑華

(s) The campaign was aimed at wiping out

crime.

the air of something is something aims

Our aim was to raise money for the school..

(Begin. We aimed).

We aimed at raising money for the school.

She had difficulty remembering what he said for she had difficulty in remembering what he said).

have trouble or difficulty (in) doing some thing find something troublesome or difficult to dok

She had difficulty (in) understanding

him

She found it difficult to understand him.

it was difficult for her to understand. Chìm

We had much difficulty: (in) finishing the work on time..

We found it very difficult to finish the work on time.

It was very difficult for us to finish the work on time.

PART (2)

(a) DA CB

The trouble with

objectionable in

Ji sietis abUCE,

It smells like it is rotten.

lí smells as itir is rotten?

This record sounds defective.

This record sounds like it is défective.

This record sounds as if it is defective.

This towel feels wet.

This towel feels like it is wet, This towel feels as if it is wet.

(1) DA·C B

Note that after nothing but, "little but, hardly anything but etc., we must use an infinitive without to fa bare infinitive).

ut "to" (a bare". Ele did nothing but complain all day. She said nothing but thank you".

AD CB

have one's heart set on very much want She has her heart, set on visiting Canada She very much wants to visit Canada,

PART (3)

(a) at

(b) on

(c) in to do something to show one's support to do something in support of

(d) for

What I find

What I find objectionable in that plan is that it will cost. too much to im- plement.

(Begin: The trouble)..

The trouble with that plan is that it will cost too much to implement.

(b) DCA B

few and far between = very rare,

Such fine books are few and far between

Such films are few and far between. Such fine stories are few and far between:

Such. fine stamps are few and far between.

ABD

Note that after 'first' followed by an action done by the person about whom we are talking, we use an infinitive.

She was one of the first to leave.

She was one of the first to come.

She was one of the first to ask a question

He wrote a letter to the newspaper to show his support of the new law. (in support)

He wrote a letter to the news in support of the new law.

The noun 'a demand' is followed by the preposition for whereas the verb 'demand'

is never used with a preposition.

He demanded money.

He made a demand for money.

ín

pay rise - a rise in pay

a price rise a rise in price

(f) for

The price of rice has risen. (a rise

There has been a rise in the price of

rice.

pay someone for doing something

in

He paid them $30 for their day's work.

in excess of more than

sinécese

-0.0706) (0,0706)1⁄2

2218)

(0.2218)

She was one of the first to finish the

test.

(h) of

(i) for

0.2218

(d) CBD A

0,0706

3.1416

He worked for more than 10 hours.

He worked in excess of 10 hours.

You must pay extra for baggage weigh- ing more than 60 pounds. (excess)

You must pay extra for baggage weigh- ing in excess of 60 pounds.

awn in the figure

ZEAB.

ext. £ of cyclic qued.)

ZEBA

ZEAB

4ABE

180.

21

the value of the car

first falls he law £6000

go in for a certain activity = enjoy a certain activity.

He goes in for stamp-collecting

to speak for to be a spokesman for

()to

accede to give in to

The students acceded to the principal's demand that they get their hair cut.“

(k) to

come to a halt stop come to a stop

me to a halt

He goes in for modern dancing.

(sine

He goes in for football.

at the end of

theth year.

(e) C_A_D_B

(Ans.)

英文科

(+3)

do something easily do something with

ease.

She easily finished the work on time. (case)

She finished the work on time with

ease.

ät

180

---

Since

† (180°- (• • 1)}

[180-(40.36°)]

|_

36°

вст

-}

FG - AB

4 BCF

The slope of the stra

line

EG - CH

The slope of the required

EF

straight line is

Consider the equation

2x-3y+4 + k(2x-y)

多采多

2x+3y

EG FG

ACH-

CH (ADS.)

3x+2y, 4x+y

form an arithmatic pregr

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香港偉文出版社歐磬惠提供資料

ENGLISH

E.F. O'Neill

(o). Parking in front of that gate is prohibited.

is prohibited is not allowed is for bidden

Eating during class is not allowed. Eating during class is prohibited.

Eating during class is forbidden.

If John does not study hard his father will scold him.:

(q) Peter was scolded for lying to his teacher. Verbs having the idea of praising or reward- ing and their opposites take the preposition "for" with words explaining why one is praised, punished, etc.

They praised him for his diligence), They scolded him for his laziness.

His father rewarded him for being. honest.

His father punished him for being dis honest:

I read an interesting book in which the only character was a seagull.

Note that the which' takes the place of the it in the second sentence of the original: two and so when we combine the two with

which we cannot use the 'it

That is the book. I bought it yesterday. (Combine using "that")

That is the book that I bought yester

DBA

on or along with live in harmony with Peter and Henry get on (along) quite well.

(g) BD CA

have little in common have few common interests share few interests

Henry and Mary have much in com mon but John and Helen have almost nothing in common

(h) D A B C

After verbs used to describe things, we often use as if or "like":

Note, however, that as if is always follow- ed by a clause (a group of words containing a subject and verb), whereas like is some times followed by a clause but may also be followed directly by a noun.

He looks like a beggar. (a noun) He looks like he is a beggar.

He looks as if he is a beggar.

It looks like rain. (a noun)

It looks like it is going to rain.

it looks as if it is going to rain.

Note that verbs like sounds, smells. "looks', 'tastes", "feels and 'seems, are not used with like when they are followed directly by an adjective.

All bus service came to a halt during the typhoon,

The taxi came to a stop at the traffic, lights.

We say at noon", "at midnight or ʻat particular time' such as at three o'clock etc.

PART (4) (a) graduation

(b) anxiety

(c) suitable

(d) applications

(e) success

·(1) openings (g) replies

(h) - disappointing

caused disappointment pointing

(i) vacancies (j) employees

(k) boredom

(1) feelings

were disap.

(m) inferiority (n) acquaintances

(0) embarrassing

cause embarrassment - be embarrassing (p) success.

(q) employment

(r) qualifications

(s) impressive

(t) appointment

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