-

日四月二年〇八九一厩公年九十六國民華中

華僑馬經

老吉 編

本羊

賽後即停火十天年初四再戰

羊年最後兩戰

本週日以繼夜舉行

第三區,一五弋五

多作超过快感動及水

在上述未出過寶亦將會

分隔阻,大褒彩由非一時止藏,而分塲則在下

快活谷太三尾,大來將會引起排(十三日)公巿,一號有積極操烈·顧然

年初八起賽事全移沙田舉行 [ H大亦徽到尾,限於

四一年黍接一次夜戰,一

{六日} 幽夜兼,此爲注高潮。

在垂縢新年年初賽偉印遊業會忑,是日一 | 沙地逄事 - 快活谷馬塲|釕俗精彩,主要錦標八一 後一次在快活谷舉行的,五,六班黠祖任,戲公佈,是日爲費年世之星灵属回有效櫙操練 | 成爲本賽馬史上,要是二十四日步態況尚住,會

一用約九個月,至今年年有氧菌有雅鼎林

-期星

WAH KIU YAT PO

谷活快

報日僑箠

*認馬育教

頁三第張六第日八十月二十年未已曆夏

快活谷沙地的嗎,饱必

青城借一,而年年費一代HION 分一二〇〇公足,升班一点可以再爭

我在草地進行,故城路作出準備,除年初四公尺,第二斑图二四式一起,必飛、获颇

○公尺,爭逐畫行盃,「禾勇,快快捷推力仍 |五十四公第

四在口公尺,長長的,需工夫帶到良-路

迦(九日)举行,舉行。 一次日開賽為,則在本】初八超全品賽寧林在沙|

|,半年賽馬「十九大賽現,定二向五公尺特爾西的康 我110O公尺-維大熊局之中火石近况

集比赛下午七癖四十五 〔下星期二)上午十二 將於今嘉標定公佈,六名,後前在二月十二日,新馬路一涼OO公尺

阿西米末華行,因后进分第一四D0公尺,

週三夜馬各駒操練情況

奇利寶勤中夠水準

維京一號勇况仍

非常-出鱗馬四

快话爷昨料保

☆誤,將週三夜馬快活 | 外驗,淦泛的哦,整出一

馬匹將會翮桴今共始作

◎翮近期換熱榜入正数 太卟,此寶要拋防菪

有力爭。破腾近期

尺綱一組,以琥珀 域之下,狀態粒在起

褘 - 冼沙地

第一五七五

三一五七公

帶:但養號團敗,與然一步復據遊般不多,亦· 执饷薪风月勇况仍免持|直在此班已嫌過高。

的吉老

出色,路合瞽出挑防

「鳥灣正常操練,它集 方兆

一樓力仍然允中潭,百戰 時,背夠隨時可勝。

| 前失,名將近期始

[戰前正常,黃瓦海亦 良好,今天常智力收復

一二年,墊中上大出入 三甲 - 接獲藥以來捃

第五羝 - 千四公鋡

忽然大雨塲地爛

凱旋門竟派巨彩

出跲門在阮不飛,可是隱塲的「旋門」,明 鹃在我貼士之中,「我的「忠並預測」是「有

,在快活谷銷大家都知道排水不及沙田快了。 如粜在沙田-因排水做好,水較快,但 加上了天尚忽然大冷,馬匹當然有變化, 直不停,於是乎運大馬搖草皮,疑成大媽地, 上通 寶馬,在選五下午,忽然下雨,

我弄不排了。

☆身重,金不换異五段一點、結果包尾第二醤來,無怪此馬在賽後,

一不多都倒灶。 灺」成功,其餘大鸡欷有「藍星石」和「有分敬」跟排第二,其出

』-灰-快馬 非但抵不出,飄來一無是 大熱鬥醌得最慘的是徐貴良與「喜寶&

,大冷馬派彩最多就應對「前際無限」 爛地不擅 - 於是乎第二湖第三封走進了「英思之友」與「無 來,他從试峩多张七十三元九八十二元六,蘋果傷鼻翼位榖一样算 新馬對嘴站 詣,大家都資與旎,第二場「蝕」、「貳號」對「

其癍媽肚,大門呀有「水」和「将代

頌輝則在上週末出

,今次難戰居多。第一一套由默拉加以檢照了。

波斯神童態况勇

未曾稍輕節透出,越來蜜酱油。

老古

"好雅由中加利主試,一分六种五 -

驪德快試頗順暢 洪世大秒五,恢復術對,但仍欠毅和之感覺,來

投行前之勇湛。

台南日來沙田共區,公 加馬四納多-精彩哦亦

及安遊書,試用駛動,簡 - 參加時四較多,廉加利 其盪,少休後逛據團勇,根當聽得。

不少,尤以前早赛期之,轉斛後進步頗多,奇蓪標內腐急定,稚就反演

- 段廿五秒三,萬作快故,大亦已有 有İ 大亨助手,奇道揉眼加利, 快拭半塑五十种

拍渤欺呼出試,老醫平,毛色特质,火氣旺 昨 阿馬較少,但總該馬知長參加,導

— 號斯里夔牛出,

·章如利主眺快說,三段3 可再傳獍報•

麻醬柏

盡 勇態仍保持,三夜實,如繼續出賽,艾

操,警方可同聲,就來光覺不如, 站長搶先,走养牌動,為肌又基警升,富瑞近期 没听洒在构之假眼酶-滇及供述一段 - 康十周 一处即祟-表現出,勇難度起,

內建類人、甘五七,全飛快阳·走動訓滑自然·

由于主-快三段一分货物七

九八,東廿五秒八,四步脚狂, 有幾助手,圩章意安樂骨,同齡至說一分

・沙田友:

有明

n(1) − n (II U E)

n(1)

1980

中學會考試題預習專欄

新數學(十八)

明德出版社魯榮家提供資料

Modern Mathematics (18)

W7 K. Lo

(Mill & Dale Press Ltd)

Suggested solutions to

Teat Six (cont.)

9(a) Let the total number

of students in the

college be n.

Number of boys a

=

Ans.

D

10(a) AB+ AD

=

2AF

60

100

(b)

(1-2)

n

Number of girls =

Number of boys studying history

3

10 100

Number of girls studying history

2

25 100

B

10

The probability required

+

50

-

n

10

Ans.

(b) Let the number of students

m in the college be 县,

í

A

the set of students

in the college

II. the set of students

having brown hair

the set of students having blue eyes

E-

CB CD 2CF

AB + AN

ˊ

+ CB + CD

2CF

25

k> Ans.

(b) If f(x) is always

negative, then

(3)2-4(-1)(20) < 0

<<

13/ (0,4), (2,-6) and (5,9)

are on the graph.

(a) 4

-

2(AF CF)

+

=

-2(FA + FC)

~2(2FE)

-4FE

4EF

Ans.

(b)

Since

D

E

BD LE UE = EF #FG = GO therefore

BE: EC = 2 : 3

Apply the formula

..AB- JAR

3D + 2ōT

kahi

p 世

+

+

2AC

SAG

•*. -(3AB + ZAC)

3(BA + 2CA)

--5A

5(惑) Ans。

11.

£

6cm

(a) AG -

+ BG

/AB2 /162 102

356

= 18.87 cm

+ BC

AC =

/162

12

= 20cm

10 em

in(I)

40

n(H)

-

21

22

100

All

AB + BC

+ CH

rn(E)

25

100

10-

̇n(HNE)

>

-

20

n(HUE)

-

n (Enf)

2 1

3

1

G

t

+

= 27.5 cm

is BC.

10

0.8333

ANA.

n(B) + n(H)

(1) The required probability

(11) The required probability

0(E) ~ 1 (INE)

(b) The angle between

planes HAB and ABCD

tan/HHC = 12

Luve 39° 48'

(c) The angle between the

line CF and the plane

BCG is /FCG.

n(ETE)

w(11)

1

n(E)

Ane.

-fitt) The required probability

iu[FCG

FG

16

FC 07.5

= 0.5818

=

[FCG 350 35' Answ

12(a) If f(x) is always

positive, then

(-5)2-4(1)(k) <.0

P(0)2

+ 0(0) + R

Ans.

R 4

the curve is

y

-

-6 Q+2P+5

=

P(2)2+q(2)+4

.(1)

P(5)2+Q(5)+4 9

Q+5P-1

(2)-(1),

0

3P-6 = 0

P = 2

4 = -9

(e) The curve ia

ya

2x2-9x+4

When y()

2x2-9x+4

0

0

(2x-1)(x-4)

*** or

...the points are

(3,0), (4,0)

As shown in the figure,

is /VMC

planes VAB and ABCD

tan/VH0

VO

MC

5/2

LVMO

2

= 1.4142

540 44 Ana.

(lii) VO° = VO + 001

5/2 + 10

- 17.071

EO' = AŬ = 5/2

7.071

VE -

17.0712

+7.071

- 18,44 cm

(2) 16(a) For equation

ADS.

14/ let the sides of the right

angled triangle be

a, b and c,

ab

☐ 60

2ab = 240

=

40

40-c

..(1)

(a+b)2 = (40-c)2..(2)

(2)-(1), 想

15.

2

x+kx+24

sum of roots = -k product of roots

p+

From (2),

2

(p-2)

= 24

- -k

p(p-2) = 24

p-2p-24 (p=6)(3+4)

0

0

p · 6

Substitute for 10 into (1)

(b)(i) For equation

ex2+bx+c

-

0

Dr

Ans.

let, n be its roots

n

1

b

......

(1)

(2)

- ADA.

(1)

- (2) Since their difference is 2

(mm) - y2 - 4

4mn

(−n)2 w (+1)2.

-(-5)2-4(9)

a

But,

(a+b)"-2ab =

2 2 a+b

(40-0)2-2 1360-80c+c2

-240

2

2

b-4ac

a+b

2

2

A

= 1360-80c+c′′ BÚc - 1300

4ac

C - 17 cm

Ans.

V

but,

2

-

*

(i) As shown in the figure,

is the intersection

uf AC and HD.

AC = 102

AD=

10/2

102

4AC - 5/2

VW = JVA

ĮVA2 - 402 « /10a - (5/2)2

5/2

Volume of the right pyramid VABCD

*

X

X

x (5/2) × (10x10) 235.7 cm3

Volume of the cube ADCDEFGH

3 1000 cm

103

Volume of the solid

= 1000 + 235.7

E

1235.7 cm-

Ans.

(ii). In the figure, M is the

wid-point of AB.

MO

= 5cm The angle betwean

2

- 4ac 4a (proved)

英文科(十八)

立基出版社李比路提供資料

ENGLISH [18]

T.C Rebeiro {Foundation Press}

Practice in Precis and Comprehension for HKCEE English Language Paper III.

PART I:

You are advised to spend one hour on this part of the paper. Read the passage given below and then answer questions (a) and (b).

(A) Trees. How would we manage without them? They are the natural habitat of birds, animals and insects. They are the source of material for everything from our houses to our books. They protect the soil and smaller plants from the wind and rain. Trees give us food and shelter and make the earth a mure beautiful place to live in. But how do we look after the trees in return? If we and generations to come are to go on enjoying trees, the planting of new trees and the proper maintenance and preserva- tion of mature ones must be a continuous process. Trees naturally cover a large part of the earth. Why should a tree need our help and protection?

ships,

paper, the construction of buildings.and for furniture and fuel. The trees we've used

ftrees have not been replaced.

(C) Pointless destruction of trees is another threat. How many times have, you noticed a young tree in a public park lying broken on the ground? This kind of validalism is com- mitted by people who have not been taught to respect trees and their value to our environ- ment.

A jour

(D) Trees are also harmed by maturai hazards: heavy rain, wind and snow. Parasitical plants and insects sometimes destroy the bark of trees or eat away the tree from inside. Farm animals allowed to graze in woodland are often culprifs

too.

(E) What can be done to help trees survive? In the case of Britain, since 1919 we have had Forestry Commission which has a prograining" of tree planting. Every tree we cut down jngst, be replaced. It takes a few minutes to cut down. a tree but it will be another fifteen to twenty years before the cycle of replacement is conf- plete. Using land to the best advantage is a very important part of re-afforestation. A tfes can often grow very well in places where the soil is not good for growing food crops. Trees protect what soil there is in rocky eraded areas Their roots stop the soll from being washed away and the foliago provides a natural um- brella.

(F) Trees are being planted along our roads to help blend with their surroundings. The plan is to plant woodland trees that are typical of the: countryside through which the roads pass. A tree. can do wonders for an ugly place. Siag: heaps and disused industrial sites can be cleared and planted with trees, converting eye-sores- into beauty spots.

(G) The protection of woodland includes the; control of animals who may harm the trees and the prevention of forest fires. Finding the; causes and cures of tree diseases is a vital park of the programme. Vandalism in parks has been countered with some success by planting bigger trees – about 15 feet high - rather than smaller trees which can easily be squashed by a show. off.

(a) List 9 ways (each on a separate line) by:

which trees can be of value to man. Each answer should not contain more than SIX words and need not be a complete: sentence. Any answer containing more than SIX words will receive NO MARKS.

(b) Explain in not more than 5) wards how

trees can be protected.

PART II

You are advised to spend 20 minutes on this part of the paper.

Answer the following questions on the given passage. Answer questions marked with" ari asterisk (*) very briefly, using single words of phrases as required. In answering all other, questions use complete sentences.

*(a) Find words or phrases in puragraphs. (A); (B) und (D) which are simlar in meaning to the following:

(i) cover (A)

(ii) keeping in good condition {A)

(li) cut down (B)

(lv) dangers (D)

*{b} Name any three expressions from para-

graph (E) which indicate time.

(c) Having read paragraph (C). we can say that

trees are being...

---by people.

(d) What effect do parasitical plant'sTM and

insects have on trees?

(c) In paragraph (D), why does the writer

mention the word culprits?¦ *(0) Choose from paragraph (F) two things which are considered by the writer-to-be very ugly things to look at.

(g) What is the disadvantage of planting small

trees in the parks?

(h) if you were a tree-lover, how would you! react to this passage? In ONE sentence) state your reaction and give a reason for it!

The answers to last week's exercise" are as follows:

(B) Man is almost entirely to blame for the destruction of trees. By the beginning of the 20th century most of the forests and wood- lands in Britain had disappeared. They were cut down to clear land for agriculture, industry. living space and for the networks of runds connecting cities and factories. Woodland was also dug up for mining. Millions of trees have been felled every year to provide materials for 5.

1. C

b.

2.

D

7.

3.

B

8.

4.

(

A

10.

DBADC

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