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20 MAY 1970
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奇教僑華頁三第張七第日六十月四年戌庚醫:
熱日僑室
WARE KILI YAT. PO
三期星日十二月五年〇七九一屡公年九十五國民華中
“下遇一由载士示購員頒發
紀念創立五十年, 中華電力有限公司
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箱
LSNEH
| 行之一項悄式中痫發獎都金正中。 機工程,芝及海械工瘫科。...... ̇立法局
6
將於下帶類一在工總院
妊溝工!
嶺英中學
一明之前途。
」
REFEREN
EXONTESTUA
「惔校!對「滋
,共同努力,開拓更光」,情况彎就醫。 生堅定信念,但求合作 校窮,八時應視 .滤談談史,望雄開放至下午五時,六時 ,後由蘇松熊致開會詞,校史科恩各黨亦同時 | 校非E 年念大會,一,及開骼育活動,各類 EEKENDHE E VENER-STER. |宣布將林大禮堂舉行高格布。及床上午十時正 (十八)日上午九時正,没禇英啾麼也,然 恩平融英中學,昨 三勉勵。大會隨於「我 SENSE TESON GEHE
正:
170英文中學會考試題預習專欄
堅道英文書院主編
化學科
(廿九)
CHEMISTRY (29)
QUESTIONS.
L. Hard water may be softened by the Permutit Proces
which operates bys
removing all dissolved compounds in the water removing only calcium and magnesium compounde in the water
putting into the water an amount of sodium- Lone equal to the amount of calcium and magnesium ions removed.
/ turning the calcium and magnesium compounds
into an insoluble écum
rendering the calcium and magnesium ions "passive"
2. Carbon monoxide is poisonous because it
causes the blood in the lungs to 'clat forms a compound called carboxy-kaemoglobin in the blood
destroys the tissues of the lungs.
combines with the oxygen in the lungr prevents the respiratory system from working
+ Cl2 = C2H1Cl2
(接第七張第二章)
英中會考經濟及公共事務科答案 堅道英文書院撰答
(vi) dovt, has formed a committee to study the
air pollution situation...
(vii) Police are taking action against vehiolém
that emit excessive smoke,
(viii) Very recently two companies, Lepstit in
Italy and the International CIBA have
donated supplies of a new drug called
Rifampicin-worth about $1 million
for use in an anti-tuberculosis research project in the Colony.
中文中學
英文科
題預習專欄
'three
feet
(HMC)
王淑方・
of water. The water poured about pushing the car across. The three boys got out and pushed. I steered. The water was deep, and so they could not push the car. They got back in. I thought maybe the water would get deeper. It was very i
in. We talked'
LESSON TWENTY-NINE
SECTION FIVE
TEST PAPERS
ANSWERS TO TEST TWO (ENGLISH PAPER II
1) (E)
(5) (B).
(2). (6)(R)
(3)(A)
(4)-(8)
(7) (Q)
(8) (P)
(9) (T)
(10) (T)
(11) (E)
(12). (C)
(13): (p)
(14) (B)
(15) (A)
(16) (R)
(17) (T)
(18) (5)
(19) (s)
(21) (A)
(22) (C).
(23) (0)
(25) (C)
(26) (R)
(27) (1)
(20) (P) (24) (B) (28)(F):
(30)
The above equation is an example of a type of reaction known an i
oxidation
B. displacement:
addition
substitution
double decomposition
CH2Cl2 + C12 = CHC1
01
+ HCl
The above equation is an example of a type or Zanotion known as t
A
oxidation
displacement
11. (1) The man whose dog bit me works at a factory. (a)(ii) She told him that she had written three
letters that week,
(iii)My friend is just as clever as you are. (iv) The woman is old and so is her husband, (v) He walked away without waiting for an answer
(i) They made him do it.
exciting.. The water was swift. Finally a large truck came in behind us. He pushed us across. We still could not start the car, and so we had to leave f The water was still rising. We came back the next day. The car was still there and the water had not come to it again
(b) A series of improvements in manufacturing, distributing, and marketing turned the craft of potter making into a highly ramified modern industry. Salt provided the first improvement. Cast into the furnace when the earthenware glowed red hot, it fused to form a colorless glaze. A hundred years later,
Enoch Booth improved glazes with a method of double firing which permitted the use of colors.
SECTION FIVE
TEST PAPERS
FINAL TEST: (ENGLISH PAPER II,)
(a) Combine the sentences, following the instruc-
tions-given in the brackets.
EXAMPLES:
(1)
(11) He is not afraid of your stern appearance. (111)She went to Singapore few days age. (iv). He stopped-the hobby of collecting stampa. (v) I would like to have another one.
TIT.(1)
on
(2) on
(3) with
for
(5)
of
(6) or
With
(9)
at
(10) in
reached
was making
Ans
(3) have been doing
(4) met
(5) got
(6) were not running
(7) would stay
(8) Did you hav
(1)
(10); went
(12) will enjoy
Make any alterations that are necessary,
The thief has been caught. He stole the jewels. (use 'who'}
The thief, who stole the jewels has been caught. (ii) lle wandered around the building. He did not know where to go. (Use 'not knowing' He wandered around the building not knowing where to go
The manager insists. Do the work at once, (Use that')
C. additión.
D.
subatitution
F. double decomposition
5. 2NaBr + Cl2 - 2NaCl + Br
d
The above equation is an example of a type of
reaction known ası
A. combustion
B.displacement
C. addition
D. substitution
double decomposition
The following statemento give some possibis
properties of sodium sulphite. Which of these statements is incorrect?
A. the crystalline solid dissolves in water to
form a olear colourless solution
. the solution reduces iodine to the iodide ion
the solution turns an acidified solution of potassium permanganate colourless
the addition of an acid to the solid yielde sulphur
the addition of an açid to the solid causes the evolution of sulphur dioxide
When anhydrous ferrous sulphate is heated to rea heat, the substance decomposes liberatingi
A., sulphur dioxide only
B. sulphur dioxide and oxygen
C. Bulphur trioxide only.
D.
sulphur trioxide and oxygen
Esulphur dioxide and sulphur trioxide
3. In the synthesis of ammonia by the Haber Process,
the following conditions are necessary in addition to using a catalyats
A low pressure and low temperatura
low pressure and high temperature
high pressure and low temperature
D. high pressure and high temperature
B. moderate pressure and moderate temperatura:
When concentrated nitrio acid reacts with sulphur, the products of the reaction are
A. nitric oxide, sulphur dioxide and water B. nitric oxide, sulphuric acid and water C. nitrogen dioxide, sulphur dioxide and water D. nitrogen dioxide, sulphuric acid and water
nitrous oxide, sulphur dioxide and water Galvanising iron consists in coating iron sbsets. with a layer of
aluminium
(9) had taken
(11) have finished.
(13) havin
(15) had not finished
(17) begins
(19) success
(b) (4) some
(14) have worked (16) think
(18) does not seem
will do
(c) (5) some (a) (7) The
(9) an
(2) x
(3) the
(10)
(a) "It's a lovely day, isn't it?"
"Yes, it is.'.
(b)
"You won't forget to put some wood on fire before you go out, will you?"
They liked it, didn't they?" "Yes, they did.""
"If he hadn't had an accident, Jonn magn have been a wonderful pianist, isn't he? "You want to ask my permission to go to the cinema, don't you?" "Yes, I do."
TEST TWO: (ENGLISH PAPER III continued)
SECTION B
Translate the following passages into unanese) (a) On the night of the flood four of us drove across the river away from home to see what damage had been done. We drove around on the other side for about an hour and a half. We finally decided to start home. We came back to the bridge. There was about three feet of water over the road. We had to get across for classes the next day, so we had to find some way to cross to the other side. After considerable debate we decided to drive across. We had gone about a fourth of the way and the ignition got wet. The car stalled in about two feet of water. The water started pouring in under the doors.. The heat of the engine dried the ignition, and the car started again. He went about balf way and stalled again. This time we were in
about
(ii) Dick is foolish. Dick is stubborn
(Use NOT only but also!).
(iii)Would you like to join in the game? I wonder
(Use if)
(iv) Joan was afraid of being late. Joan took a
taxi. (Use 'as')
(v) You can borrow my lecture notes. You must
return it in two days. (Use provided that
(b) Rewrite the sentences, following the instruct-
ions given in the brackets. Make any altera ions or additions that are necessary.
(1) Stella went to Canada some months ago.
(Use)
few for some")
(ii) My sister wants to have another pair of shoes.
(Use 'like' for 'want!)
(iii) John started to collect cpins as a hobby
(Use stopped' for 'started!)
(iv) Jack's conduct is worthy of the highe
(Use 'deserving' for 'worthy')
(v) If you don't mind, you will be hurt,
(Use 'careful for 'mind")
B
chromium
C. lead
tin
zine
SOLUTIONS
Permutit in an ion-exchange material. The sodium ions present in the Permutit are maid to be #exchanged" for calcium and magnesium ions in solution.
Oxygen is normally carried around the body b3 haemoglobin in the blood in the form of a compound known as oxy-bɛemoglobin. With carbon. monoxide carboxy-kaemoglobin is formed instead. Duath is therefore caused by blockage of oxygen to tissues where it is required.
Hodium sulphite is a soluble, crystalline compound, and its solution ezhibits reducing properties. The motion of an soid will cause the svolution of sulphur dioxide but no sulphur is formed,
Na250, + 2HC1
2NaC1
Ferrous sulphate decomposes on heating, liberating sulphur dioxide and sulphur triozias.
10.
27.80
Panoz + 9021 + 503 1
In the Haber Frocess, the mixture of nitrogen and hydrogen in the proportion of 113 in passed over a catalyst at a pressures of about 300 atuon theres and a temperature of 500°C.
Julphur is oxidised to sulphurie a010 by nitric acid with the evolution of nitrogen dioxide.
BSO 6NO
20
nising consists
Tas prosess known an
oleaming iron sheets and dipping them into molten Had. § On withdrawing th
of ging is Teft on the iron.
Prüfsetive layer