1968-04-25 — Page 15

2 5 APR 1968

自三第張四鳄

育教健康

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日八廿月三年申魔翼

WARRIU\YAT PO

穀

四期

日五廿月四年八六九一层公年七十五國民蕞中

pir酒風云(港)

新讞,叙時老下一校温永不偉忠年,歡陆社配對

2 內曬 然藝 午九发校久忘 忘龇城

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€*%££»S%3#$%$##5%$#55$#$%$#$%$#3%$#$%$#$%$#$%$# Ta #$%$#$%&#

(1968

4

學友元物战 綱,冠 影,就校核

校有

顯額習書舖

溅

數學科

(廿六)

喬仲強•

1968

文中試題頂習専欄

第廿五次預習題解答

いぼ一索緊滉二輪、若此二輪之半各為10及30沖心距 $135. § zk..

生物科

(廿六)

·廖伯琴·

(解)謖女梅園

C.P為兩輪中心

Biology (26)

B

Q1 OP=50R

又謖AB為蒟

Fi

D

*$£11 ̧¶¶¤A=30R, D

LP4 PQ | BA, 410Q=3-1=208.

Ane.

answer to une exercise or last week:

sa a large scale maire a fully labelled drawing to #how the external features of a typical bony fish How is the fish adapted to its mode of life in respect of (a) locomotion, (b) respiration? ̧

The characteristic respiratory organs of a' fish are its gills which located in the gill- slits and attasbed to the visceral arches, The gills are flesky outgrowths on the walls of the pharynx, and are richly supplied with blood- sspillaries, Mater enters the mouth continually, flowing over the gills and out through gill-sliti which are covered by the gill-cover ioperozlum) «, As the blood in the gills is so near to the flowing water, gas-axchange takes place during | which carbon dioxide diffuses from blood to water and oxygen diffusés from water to bloom-

Questions for this week; }

FILS 28 8_03a gram_of_a ́single_cellfof{the_spraogy

✡s. A OPQ

430=0.4 j

查表得

0=66°25'

又

Lateral line

Caudal fin

Eye

66.4

360

-* 2×3.162=1,159 (0%)

Nostril

.Dorsal fin

Scale

360

PQ = OP sin 05x0,91654.58 3 OR *

ABCD=4.583 K

BE =

3600

66°25′

At 1800-66045x277 × 3 = 412-6× 2 × 3,142x 3=5,947

360°

(4.583+159+5·947) × 2—33.38

答些常長 23.380

【2】有两同心园,老外园周上某奌典内因周上最近之奌距離 為6吋,皆已知內园周長500呎,間两园周之善為若干吋?

又署外园周長500呎,則两园周之差着干?

解読蔵国之中心為0,A為外国周

上某奌,則内园周上興之距離最

近日要必在OA上

親や内図周上之任意男一

劓 OP+PA OB+BA

.. PAYBA

#ABEL SE.

#08=rot, $1 OA=2+6.

# 2Tλ==500x12 of

#@# +14 2π(4+6)~2#2

z

=27x6=3.77 mst

@#@#< 1 1⁄2 2TA-27A, ** 2T (A‚¬Â«), 4K £23416 興某一間長之數據,可無需应用。

答:两园园美

[3] #££*££: AT 3 OHMH.

味!

#09 4134at, AT=let TPm3g

B✯ LAOP WS TRIK.

「又此角典一弧度相簿若干?

(2) HF OT, BO TALOA

But DOATI, tanom 4m0.2500

查表得6m 140

AGPT

Led

NO

Mouth

Anal fin cloaca

Operculum,

`pelvic fin

1

pectoral fin

A diagram illustrating the external features of a Typical bony fish-

(a): The chars et e

(1) Its

10 in

(2) It is

-36

HOTSKO

4 = 43*19

LAOP=6++= 57° ar

=== 57° 18' ( 4 & 419)

LOG

17 1.2304

12 10.6152

= 0.477/

0.61526

| Cars 43R19" | 7. 8619 –

弧度 答: <ADP= 57°21' *A #13

(4)証等式:

restures - and structures in.

casts, 106omotion habit të2 -Line in shape to minimigo the Caused by water when the fish

internal skeleton in mintaining the shape o the body and pretesting it from injury. (3) A lateral Line contains minute sensory organ that enable the fish to detect low frequency vibrationa, sants, and perhaps pressure ¿ changes in Ch

eyelidawww wyw as spoerzoël,

moving basicmarda and forwards) oyas are' large to permit more ring its eyes, This enables the fish sa and to find the movement of

(4) The Loma of the

(5)

བུ

$7°4 = 57°c)'um 5£}

(8) It

(1+xec'd tan☺) ( 1+tañß,sun8)=( 1+pec2ßtañ8}{1+ħand suni☺) 陪託)因右方之一角函數為,故將左方依平方和闔

(b) For respárá

Lungs and can

(a) label the parts from à to 0.)

B

State briefly, the nutrition of the spirogyra)

fe drawing below is a winter_tag_of_4_desiduous!

OBRARIES

with balanes rather than

in the agTSKA POTEZON ralled with gian, It

sh san stay at various

of effort.

ind a powerful uwak. Thase

swin rapidly and to esaspw.

iter, most fish have no trus bres the dissolved oxygen la

!

A

(a) Name the parze inazoated by guide Limé,

(b) Explain the meaning of each of the following)

taran:

(1) A termLERA OUG

(11) ás axillary bw (111) a lateral bud

(iv) A loaf soar

(v) A node and internode i

3. Compare in a table form, the differences we TAGON

Aton and a root.

| ==== C^( tan-A-Tan B) ·

son ( be Tomac minit) (ve arts tail)u«**

[12 09) (0) # fá #21

(c) (4−c)utA+(c¬a) cotB+ (a2¬f') cot C=

cos A=bai, coB=-

又由正弦定律 me

sim B

sinů

tam A

Cat A

3 ainė 2454-3 art8 semif

R.E.D.)

我入

cat B

Stan B

(8)(a)证得结果传合分比

(C)

LinA - The B

b)+(c2+b=a") 3)-(c^rb-a)

Q. E. D.

Q. E.D.)

*2(a-8)

in A씀

i. cot Am SOLA = b+c2a,

ALLA

— < (b−c)» £+ £=Q = y_{ (b=c)(b+c=d}

44

=zo € (bzcabTMs c^a)

= 1/4 { <f2¿c2 { αb+£c^a}

42 @ <t=b+c+α= {d,

Lab=zca

(b−c) cot A+ (c=α) cot B+(a−b2) cot C =

Q. E. D.

第廿一次複習是

(1)以任意三角形ABC的两边 AB AC為通向形外作正方形

ABDE ACFG BE+¢&*= EG*+ BC*

(2) OA 08 10 @✪★1‡13, CD $★ AB F1 6 IK, 8

2 OA OBERF *** CE+DF.CDX EF = AB* (3)着(H鳶AABC的密心 d篤△ABC的外接园直待】

AH*+BC: ?=== BHˆ+ CA* = CH*+ AB*= d.

(4) A ABC + <A+ 29152 < 8 279# # E ME BCTS

D# § AE÷ED—(AB+AC): B&

(5)A第0回一定薬作OA上取真が使由真菜が図

00 - $ PA

(6)一切奌至一定园切线∗ 等於其典一定與距

此軌跡

Page 15Page 16

真四第四第

日八廿月三年申戊媵夏

今日開鏡 流流,定分(背五日

▲下午七時,在永華 片嫩葉重開,該片由青年導滈羅幟担任 【執導,製風製片,演投除張英才主演外

·並邀得考炁紅星健楣,業書,江,石

以聚英才在質影多年經驗,今執任「中 「會力」一片一組工作,當鞬感粵語片国统 「一異彩。一

才,自鬃洲菀來汙,去

自資拍片 除縢速食各公司拍片

之外,並冇意致力。

片工作,發近,力

「豚命訂」現已鮮甜

WAH KIU YAT PO

8