1973-04-19 — Page 23

1 APR 1975, TTY HAL四期星

14. 32 X=18", 21 Sin 2 = 5m1°

Sho2 = + Go2=== 1

報日僑

育教僑華 頁三第張六第日七十月三年丑癸曆夏

WAH KIU YAT PO

Sun / +

1978

9文滿會考試題預習專欄

2. Sus = as ==Shox

數學科

(十四)

張正邦

第四次預習題解答

1. Takak Sim 18°2 11:

19432 X-18 B] 2x=36° 3x=54°

58 3x + 2x = 54°+ 36° = 90°

Sm 2x = Co 3X

1 25 XCox=463X-3 Cox Cosx (4 Cos? X-25mx-3)=0 Cox=0 x=90° 8 12 32 18. KRATER 2 4 CoX-25x-3=0.

4(1-5m2x) - 25wX-3=0 45m2x +250

· Susx = = √E-1 √x 18°

2.

12

Op Sun 18" - √5-1

Ak k mn sk Cos:36 ZVE

2 x = 18" 2] Cop 2X = CUP 36°

Cos2x =

Cos 36° = √ +1

3.不用查表試求Sun9°之值

#4 B2 X=18" By Sm ==5m9°

1973英文中學會考試題預習專欄

WM*** DIE H

生物科(廿五)

Biology (25)

Multiple choice revision

of the following questions or

-- Each

statements is followed by five suggested answers. Select the

one answer which is best in each Case.

#1. The correct order of structures:

through which air passes

- nasal cavity

- bronchi

D. 1-3-

larynx

air sacs trachea

E. 1-3-5-2-4

The rate of breathing is con-

trolled by the

A lungs

B. blood circulation

C medulla oblongata

D. diaphragm

E. cerebrum

3. The part of the skin that removes liquids from the blood is the

A. epidermis.

B. network of blood capillari es

C. sweat pore

D. sweat gland

E. sebaceous gland

4. All of the following are funct- ions of the skin except

A sensation of extemal stimuli B. protection against entrance

of bacteria

C. synthesis of vitamin B

D. excretion of excess water

E. regulation of body temperat-

ure.

5. A disease that may be inherited.

is

A. haemophilia

B. malaria

C. trichinosis

D. pellagra

E. typhula

(1)+(2) (Sus ₤ + Co =] = It sux

Su+ho = ± √1+ Smx- El Sm 9° Ŕ Cos 9° 2*£Ï†

·Sins & as #7 7 6 3 1 19

Sin 1 + G2 = = √itsinx.

(1)-(2) Sus + - Cisz

25m cst = Six ——(2)

·(3)

日九十月四年三七九一曆公年二十六國民華中

4x = 5y-1

將(3)代入(1)得

(U+(2) (Sio & + Co ) = 1 + Smox

Smo & + Go = + √1+ Sux

"Susy A los 9° 2.

·13)

(4) £

(1)-(2) Si = -los = = -√1-Swx

(3)-(4)

200 == √1+ sunx + √1 - Sunx

(3) + (4) Sm === (√itsix-√i-smx).

Sony == (√i+=

== (/3 + √5

335

4. Sin 72-Suz 608 Cos2 18° - Sus2 60° 18 Sm2 60°

左端

16

5. Cos2 4 - Suz 12° = √E+!

一名端

3/5 £14 = Cus2 (30°+18) - Sm2(30-18°) =(6030°Cs 18 - Sus30 Suo 18") - (Sin30° * Co 18° - Cisso Sun 18°)?

= ( √ Cos 18" - = Sun 18°) = (= Golf - Sul ((√30018-Sim 18") == (Cs (R = JE S is 18:37 (305-18° -2√3as 18 Swild + suis 18°

- Cir 18 +2√3 Gold Sin 18-35m3 18") £(200?18° -2.5us 18°). =(000 18°

18°) == A036° = = X √E + 1 = √E + 1 = 16.

6.試求Co9"之值(不用表)

In expiration, air leaves Tre

because

A. the diaphragm flattens out.

B. the thoracic cavity becomes

smaller.

the thoracic cavity becomes larger.

D. the ribs are raised.

E. the lungs contract of their

own accord.

7. Hormones are distributed

through the body by

A. blood plasma

B. ducts

C. lacteals

D. sweat glands

E. endocrines.

8. All of the following are reflex actions except

A. blinking

sneezing

C. swallowing

.typewriting

E. coughing

9. A vague nerve sends nerve fibres to the.

4. lungs

B. eyes

C. ears

D. limbs

E muscles

10. A nervecell is differen other animal cells

A. in possessing a single

nucleus.

B. in possessing the grey

coloured cytoplasm

from

c. in po sing the short

cytoplasie? processes calle dendrites

D. because it does not carry out

respiration

E. because it possesses an axon.

11. Which one of the following is not true for the neurilemma of a neuron?

A. nutritive layer

B. whitish tissue.

C. insulating sheath

D. acting in the axon

regeneration.

E possessing numerous nuclei.

12. Working out a mathematical 7- problem is an example of

A. involuntary action

B. unconsciousness response

C. reflex action

D. conditioned reflex

E voluntary action

as = = = (√itsmx + ) 1-smx).

Bp Coq = = ( √i+suolo + √i-Sin18°)

=(1+麼+11日) == ( √3+ √ + √5-JE)

+(√3+√5

7. 335 Süs 78° 32′ los 11°28′+ Sin 11 "28",

× Cp 78" 32" = 1

63 Ely=Sm (78°32′+ 11°28'? 右端 Sus 90° =1

8. 34 ? los 68°20′ CS8°20 + CD8140′

* los 21°40

= 618°20′ Ap8:20.

Sun 8° 20' 5m 68:20 Ws (68°201

= C 60 === $60.

135

51-7

(59 +63) (Y

5y2+387

315

54+63=0

(75)

5×5-7

X=

=4=

答:A購煤每噸45元.B購聯每噸5元

第廿五次預習題.

1.某人道60000元分给子孫七人其子共 得全部之言:每子所得較務每人多 2000 89354 32 16827. 2ABC三人合力工作一小時二十分 告成若已單獨作之則需所須時 P2=363 $21.02.195/ 獨作各需幾小時?

3.二直線貨於口點在其上一點A.B 2014 Fentes, ATASE OSK 28 +4. BBB qu# 22743 A.B FABE 1304. < 370 FB BE 5+1. 19 A WR B * * * 7 ?

4. ABC三人同時起行苦路程每

8 $5 C 2 203 118 TEC 34-

15|- AX 135B $13

又購4噸較85噸少付7元:

求各人每噸購價若干?

A以135元購煤較B多得3噸時行更求此路程之距離

15 A. 8 = 13th P. Q 10 10 6 14

$40.80 84112 10836 A

1 32 x 1 =12-04-18 BAKEQ393.43 Lot 16 BE

135-135+3

13. Of the following, the term

that includes all the others is

A nerve fibres

B. nerve

C. axons

D. myelin sheath

Econnective coat

14. Which one of the following

forms the new cells of the epider mas of a mammalian skin?

the dermis

B. the granular layer C. the Malpighian layer D. the horny layer

the cambium.

15. Which part of the skin serves for the prevention of the entry of germs into the body?

A. the granular layer B. the sweat gland

the hair

the sebaceous gland

E. the horny layer

For questions 16-20, refer to the diagram given below.

16. The function of label Tis

label

A. to send off a nerve impulse B. to carry impulse from dendrit

-es to a nerve cell.

C. to receive an impulse and

send off an impulse.

D. to receive the stimuli from the outside environment.

E. to make a response to the

stimulus.

Btk BR $875 13|PP.Q.. 間距離!

E

A simple reflex arc is made

up of

2

6, 4 and 5 respectively. 1, 2, 7, 4 and 5 respectively 2 and 1 respectively 2, 3, 4 and 5 respectively. some other combinations.

4,

3

18. The Labels 2, 6 and 4 corres- pond respectively to

afferent neuron, grey matter and efferent neuron. dorsal root, white matter and efferent neuron. efferent neuron, association neuron and afferent neuron receptor organ, central canal and effector organ. E. sensory neuron, central

canal and efferent neuron. 19. The function of label 3 is

A to receive a stimulus

B. to conduct the impulse from

the receptor to the C.N.S.

C to convey the impulse from

the nerve centre to an effector organ.

D. to receive an impulse and

send out an impulse.

and out an ?

to make a response when receiving the impulse from the motor organ,

2 part of label 3?

Which of the following is not

2:

white matter

choroid

C. central canal

D. grey matter E. blood vessel..

Questions for this week

By means of a labelled diagram, show the structure of the mammalian heart and indicate the course followed by the blood in the heart.

2. State the functions of the

mammalian blood.

What happens to the blood as it passes through

(a the lungs

(b) the tissues of limbs

ན་་་ ༈, ཏ

4. Starting from the right

ventricle, state the path which a drop of blood would pass through before coming back to the

point.

5. Describe bry

how oxygen is distributed to the living tissues of the body for oxidat- ion of food.