Với đề thi học sinh giỏi năm 20011 của trường THPT Phan Ngọc Hiển sẽ giúp các bạn học sinh có thêm tư liệu chuẩn bị ôn luyện và bổ trợ kiến thức cho kỳ thi sắp tới cũng như bổ trợ kiến thức cho giáo viên ra đề thi. Mời các bạn học sinh và quý thầy cô giáo cùng tham khảo.
Sở Giáo dục & Đào tạo Cà Mau Trường THPT Chuyên Phan Ngọc Hiển KỲ THI HỌC SINH GIỎI ĐỒNG BẰNG SÔNG CỬU LONG Năm học 2010 – 2011 Câu : (2,5 điểm) Chứng minh phần thể tích bị chiếm đơn vị cấu trúc mạng tinh thể kim loại thuộc hệ: lập phương đơn giản, lập phương tâm khối, lập phương tâm diện tăng theo tỉ lệ 1: 1,31: 1,42 Câu 2: (3 điểm) 1) Tính pH dung dịch NaCN 0,01M Biết K a ( HCN ) 10 9,35 2) Tính số cân phản ứng khử Fe3 H S Cho E Fe3 0, 771 (V ) , E S Fe 2 0, 48 (V ) , S 2 H S có K a1 107,02 , K a2 1012,9 Câu : (2 điểm) Đốt nóng nước áp suất 1atm, giả thiết nước bị phân hủy thành hiđro oxi, khí lí tưởng Tính số cân Kp 15000K 20000K Biết phần mol hiđro lúc cân tương ứng 1,92.10-4 6,00.10-4, biến thiên entanpi H phản ứng không phụ thuộc vào nhiệt độ khoảng 15000K đến 20000K Tính H Câu : (2 điểm) So sánh nhiệt tạo thành tiêu chuẩn H COF2 (khí) COCl2 (khí) Biết lượng liên kết H (0F F ) 155,00 kJ / mol ; H (0Cl Cl ) 242,6 kJ / mol Câu 5: (2 điểm) Đun hỗn hợp SiO2 Mg nhiệt độ cao, khơng có khơng khí, thu hỗn hợp rắn X X tác dụng với dung dịch HCl thu dung dịch muối, phần khơng tan B khí A (bốc cháy khơng khí) B tan dễ dàng dung dịch NaOH thu khí C cháy Xác định chất X, viết phương trình phản ứng, biết phản ứng xảy hoàn toàn Câu 6: (2 điểm) So sánh tính axit, giải thích: a) axit o–metoxibenzoic m–metoxibenzoic b) axit p–NO2–C6H4–COOH m–NO2–C6H4–COOH c) axit trans cis – – tert – butylxiclohexan cacboxylic Câu : (2,5 điểm) Trình bày chế phản ứng: C2H5 1) H C2H5 OH- Br H HO CH3 CH3 O 2) - OH CH3 – C – CH2 – CH2 – C – CH O O 3) t0 CH3 – C – O – CH2 – CH2 – CH2 – CH O 4) OH OH CH3 – C – OH O H+ t0 + CH2 = CH – CH2 – CH O Câu 8: (2 điểm) a) Viết phương trình cân điện li axit aspartic b) Tính pHI đẳng điện axit aspartic (có pK1 = 1,99; pK2 = 3,90; pK3 = 10,00) c) Ở pH = 5,6 , axit aspartic điện li nào? Câu 9: (2 điểm) A = D – andopentozơ A bị oxi hóa cho điaxit quang hoạt B Thối phân A cho andotetrozơ C; C bị oxi hóa cho điaxit khơng quang hoạt D Xác định cấu trúc A, B, C, D Sở Giáo dục & Đào tạo Cà Mau Trường THPT Chuyên Phan Ngọc Hiển KỲ THI HỌC SINH GIỎI ĐỒNG BẰNG SÔNG CỬU LONG Năm học 2010 – 2011 GRAMMAR & VOCABULARY A> Multiple choice: 1- You are late again! Please, try to be …… in future A- accurate B- efficient C- punctual D- reliable 2- Students sometimes support themselves by ………… of evening jobs A- ways B- means C- efforts D- method 3- Driving in London is supposed to be confusing but I didn’t find it at …… difficult A.- all B- first C- once D- least 4- The noise got ………… as the car disappeared into the distance A- smaller B- fainter C- weaker D- slighter 5- I ‘d ……… you didn’t leave just at the moment A- rather B- like C- better D- asked 6- According to the ………… of the contract, tenants must give six months notice if they intent to leave A- laws B- rules C- terms D- details 7- It was not easy to understand her ……… to the situation A- feelings B- conduct C- outlook D- reaction 8- From the hotel there is good ……… of the mountains A- vision B- view C- sight D- picture 9- He lost the race because he ran out of petrol on the last …… A- lap B- trip C- tour D- journey 10- What he told me was a ……… of lies A- pack B- load C- mob D- flock B> Fill in each of the blanks with the correct preposition or verbal particle: Don’t sit _ for me I shall probably be back very late Put _ the cigarette, please I don’t like the smell of your tobacco _ the whole, I agree with you His bad behaviour was put _ to his upbringing John can’t go out He is up _ his ears with work They came _ with another good idea for raising money for the hungry Don’t trust him He always goes _ on his word Mrs Brown goes _ cooking special slimming food She put _ an application for a job as a nurse 10 She turned _ late as usual just as I was going home C> Supply the correct form of the word in parentheses The judge told him it was _ to drink and drive and banned him for a year (RESPONSIBLE) Most doctors are _ after they learn general medicine (SPECIAL) Peter’s gained so much weight because he can’t stop _ (EAT) The sun and the moon are often _ in poetry (PERSON) The work is still at very _ level (EXPERIMENT) She wants to be an actress but her parents _ of her intention (APPROVE) In the Middle Ages, salt was very valuable so that slaves were _ with it (COMPARE) The _ of the trains and the buses cause frustration and annoyance (FREQUENT) It is usually for bidden to destroy _ buildings (HISTORY) This matter is very _ Don’t discuss it outside the office (CONFIDENCE) D> Supply the correct form and tenses of the verbs in brackets: My friend Mike and Jane (just return) _ from their honeymoon in Europe Before they (leave) _ _ New York, I (give) them my brother’s address in Moscow in the hope that they (visit) him and his family When I went to call on the newly-weds last Tuesday night, they told me how much they (enjoy) _ (travel) around Europe and that we (soon look) _ _ at the colour slides they (take) _ They also (give) _ greetings from my brother and assured me that it (be) a great pleasure for them to meet my relatives E> Find and correct the mistake in the following sentences The police is now investigating the robbery that took place in our neighbourhood last night There was a slight disagreement between committee members of the club, regarding their trip next month Most of us were feeling sleepily at the meeting because the speaker had a very monotonous voice She was not unaware of their presence in the room as she was absorbed in her reading When you talk to the old man, please remember to speak out as he is hard of hearing My pen has very few ink in it, so could you give me some? Neither William or his brother stole the rambutans from your orchard It is hoped that the develop countries will be less selfish in their economic policies and help the poorer nations The audience watching the rock concert obviously not satisfy with the way the band played 10 Those silly ghost stories Abu told made Rafik feared to go upstairs by himself WRITING A> Sentence transformation: For each of the sentences below, write a new sentences as similar as possible in meaning to the original sentence, but using the words given in bold letters The words MUST NOT BE ALTERED in any way Stop criticizing everybody! (DOWN) Terry has just insured her life (OUT) In the end it was discovered that Joe was the thief (OUT) I need a calculator to arrive at the total (OUT) I met your friend David the other day (INTO) I think you’ve been overcharged, old son! (OFF) I think we should increase the pressure on her to resign (UP) I won’t allow swearing in my classroom (FOR) The company was bought up by a large multinational (OVER) 10 Your story is different from the facts (WITH) B> The charts below show the amount of money spent per week on fast foods from 1970 to 1990 as well as the trends in consumption of fast foods in Britain Write a report describing the information as provided in the charts (about 150 words) Expenditure on fast foods by income groups 50 Hamburgers 40 Fish and Chips 30 Pizza 20 10 High Average Low Income Income Income C> Essay Writing: Some people say that with the considerable benefits computers and internet bring about, they can completely replace the traditional role of a teacher Do you agree or disagree with it? (About 200 words) D)READING Fill in each blank with ONE suitable word Modern advertisements contain hidden (1) _ Implicit in the advertisement showing the pretty girl in the new car, or the smiling children round the packet of washing powder is the message (2) _ if we buy the product, we also achieve success and happiness It is a subtle approach since it seeks to (3) _ our secret dreams, and it is inescapable since adver-ising is ubiquitous (4) _ street billboards and catchy jingles on television bombard us from all sides They brainwash us into believing that we can realize our ambitions quickly and easily On the other hand, (5) _ of advertising say that it is beneficial Advertising is informative Advertisements tell us about useful new products They (6) _ our lives with color and music They increase demand, (7) _ industry and so keep prices down Whether for or against (8) _ , most people would agree that some kind of supervision body, appointed by the government or by the advertising industry (9) _ , is necessary to maintain (10) _ of honesty and to discourage the more blatant types of misleading advertisements Fill in each numbered blank with one suitable word or phrase Researchers in communication show that more feelings and intentions are (1) _ and received nonverbally than verbally Mehrabian and Wienerfollowing have stated that only 7% (2) _ message is sent through words, with remaining 93% sent nonverbal (3) _ Humans use nonverbal communication because: Words have limitations: There are (4) _ areas where nonverbal communication is more (5) _ than verbal, especially when we explain the shape, directions, personalities which are expressed nonverbally Nonverbal signal are powerful: Nonverbal cues primarily express inner (6) _ while verbal messages deal basically with outside world Nonverbal message are likely (7) _ more genuine: because nonverbal behaviors cannot be controlled as easily as spoken words Nonverbal signals can express feelings inappropriate to state: Social etiquette limits (8) _ can be said, but nonverbal cues can communicate thoughts A separate communication channel is necessary to (9) _ send complex messages: A speaker can add enormously to the complexity of the verbal message through simple nonverbal (10) _ a sent b posted c mailed d thrown a through a thought a sum a effect a feelings a be a what a get 10 a signs b in c of d for b expressions c gestures d postures b great deal c amount d numerous b effective c effectively d effectiveness b words c shows d sorrows b being c to be d been b that c why d when b have c make d help b signals c sight d signatures Fill in each numbered blank with one suitable word or phrase In the western customs (1) _ hands is the customary form of greeting, but in China a nod of the head or (2) _ bow is sufficient Hugging and kissing when greeting are uncommon Business cards are often (2) _ and yours should be printed in your own language and in Chinese Also, it is more respectful to present your card or a gift or -any other article using (4) _ hands The Chinese are (5) _ applauders You may be greeted with group clapping, even by small children When a person is applauded in this practice it is the custom for that person to return the applause or a "thank you." When walking in public places, direct eye (6) _ and staring is uncommon in the larger cities, especially in those areas accustomed to foreign visitors (7) _, in smaller communities, visitors may be the subject of much curiosity and therefore you may notice some stares (8) _ speaking, the Chinese are not a touch-oriented society, especially true for visitors So, avoid (9) _ or any prolonged form of body contact Public displays of affection are very rare On the other hand, you may note people of the same sex walking hand-in-hand, which is simply a gesture of friendship Do not worry about a bit of pushing and shoving in stores or when groups board public buses or trains In this case, (10) _ are neither offered or expected The Chinese will stand much closer than Westerners a taking b shaking c grasping d hugging a small b bit c slight d light a exchanged b changed c transferred d converted a pair b couple c double d both a enthusiast b enthusiastic c enthusiasm d enthusiastically a contact b look c stare d watch a Moreover b Furthermore c However d Whatever a Generally b Successfully c Fortunately d Expectedly a touch b to touch c touched d touching 10 a Contacts b Apologies c Gestures d Saying goodbye Read the passage carefully and choose the correct answer University Entrance Examination is very important in Vietnamese students High school graduates have to take it and get high results to be admitted to universities The pressure on the candidates remains very high despite the measures that have been taken to reduce the heat around these exams, since securing a place in a state university is considered a major step towards a successful career for young people, especially those from rural areas or disadvantaged families In the year 2004, it was estimated that nearly million Vietnamese students took the University Entrance Examination, but on average only out of candidates succeeded Normally, candidates take exam subjects, and each lasts 180 minutes for the fixed group of subjects they choose There are fixed groups of subjects: Group A: Mathematics, Physics, and Chemistry; Group B: Mathematics, Biology, and Chemistry; Group C: Literature, History, and Geography; Group D: Literature, Foreign Language, and Mathematics In addition to universities, there are community colleges, art and technology institutes; professional secondary schools, and vocational schools which offer degrees or certificates from a-few-month to 2-year courses According to Vietnam's Ministry of Education and Training, there are currently 23 nonpublic universities, accounting for 11% of the total number of universities These non-public universities are currently training 119,464 students, or 11.7% of the total number of students The government is planning to increase the number of non-public universities to 30% by 2007 University Entrance Examination in Vietnamese is very _ a interesting b stressful c free d easy The word those refers to _ a exam subjects b young people c universities d examinations In 2004, the proportion of the students who got success in University Entrance Examination was about _ percent a b 10 c 20 d 50 Which sentence refers to the University Entrance Examination in Vietnam? a Students find it easy to get success in the University Entrance Examination b Math is compulsory in the University Entrance Examination c Students are not allowed to choose their exam subjects d There are four fixed groups of exam subjects for students to choose According to the passage, _ a the Vietnamese government will close all non-public universities by next year b the Vietnamese government does not appreciate non-public universities c the Vietnamese government encourages the establishing of non-public universities d Vietnamese students have no alternative to continue their higher study besides universities LISTENNING : NO SUGGESTION GRAMMAR & VOCABULARY D> Multiple choice: 5- You are late again! Please, try to be …… in future A- accurate B- efficient C- punctual D- reliable 6- Students sometimes support themselves by ………… of evening jobs A- ways B- means C- efforts D- method 7- Driving in London is supposed to be confusing but I didn’t find it at …… difficult A.- all B- first C- once D- least 8- The noise got ………… as the car disappeared into the distance A- smaller B- fainter C- weaker D- slighter 5- I ‘d ……… you didn’t leave just at the moment A- rather B- like C- better D- asked 6- According to the ………… of the contract, tenants must give six months notice if they intent to leave A- laws B- rules C- terms D- details 7- It was not easy to understand her ……… to the situation A- feelings B- conduct C- outlook D- reaction 8- From the hotel there is good ……… of the mountains A- vision B- view C- sight D- picture 9- He lost the race because he ran out of petrol on the last …… A- lap B- trip C- tour D- journey 10- What he told me was a ……… of lies A- pack B- load C- mob D- flock E> Fill in each of the blanks with the correct preposition or verbal particle: 11 Don’t sit _up for me I shall probably be back very late 12 Put _out the cigarette, please I don’t like the smell of your tobacco 13 _on the whole, I agree with you 14 His bad behaviour was put _down to his upbringing 15 John can’t go out He is up to _ his ears with work 16 They came _out with another good idea for raising money for the hungry 17 Don’t trust him He always goes back _ on his word 18 Mrs Brown goes _for cooking special slimming food 19 She put _in an application for a job as a nurse 20 She turned _in late as usual just as I was going home C> Supply the correct form of the word in parentheses 10 The judge told him it was _ to drink and drive and banned him for a year (RESPONSIBLE) IRRESPONSIBLE 11 Most doctors are _ after they learn general medicine (SPECIAL) SPECIALISTS 12 Peter’s gained so much weight because he can’t stop _ (EAT) OVEREATING 13 The sun and the moon are often _ in poetry (PERSON) PERSONIFIED 14 The work is still at very _ level (EXPERIMENT) EXPERIMENTAL 15 She wants to be an actress but her parents _ of her intention (APPROVE) DISAPPROVE 16 In the Middle Ages, salt was very valuable so that slaves were _ with it (COMPARE) INCOMPARABLE 17 The _ of the trains and the buses cause frustration and annoyance (FREQUENT) INFREQUENCY 18 It is usually for bidden to destroy _ buildings (HISTORY) HISTORIC 19 This matter is very _ Don’t discuss it outside the office (CONFIDENCE) CONFIDENTIAL D> Supply the correct form and tenses of the verbs in brackets: My friend Mike and Jane (just return) have just returned _ from their honeymoon in Europe Before they (leave) _ left _ New York, I (give) had given them my brother’s address in Moscow in the hope that they (visit) would visit him and his family When I went to call on the newly-weds last Tuesday night, they told me how much they (enjoy) _ had enjoyed (travel) travelling around Europe and that we (soon look) _ would soon look _ at the colour slides they (take) _ had taken They also (give) gave _ greetings from my brother and assured me that it (be) had been a great pleasure for them to meet my relatives E> Find and correct the mistake in the following sentences 11 The police is now investigating the robbery that took place in our neighbourhood last night 12 There was a slight disagreement between committee members of the club, regarding their trip next month 13 Most of us were feeling sleepily at the meeting because the speaker had a very monotonous voice 14 She was not unaware of their presence in the room as she was absorbed in her reading 15 When you talk to the old man, please remember to speak out as he is hard of hearing 16 My pen has very few ink in it, so could you give me some? 17 Neither William or his brother stole the rambutans from your orchard 18 It is hoped that the develop countries will be less selfish in their economic policies and help the poorer nations 19 The audience watching the rock concert obviously not satisfy with the way the band played 20 Those silly ghost stories Abu told made Rafik feared to to go upstairs by himself WRITING A> Sentence transformation: For each of the sentences below, write a new sentences as similar as possible in meaning to the original sentence, but using the words given in bold letters The words MUST NOT BE ALTERED in any way 10 Stop criticizing everybody! (DOWN) Stop running everybody DOWN 11 Terry has just insured her life (OUT) Terry has just taken OUT insurance on her life 12 In the end it was discovered that Joe was the thief (OUT) it turned OUT that Joe was the thief 13 I need a calculator to arrive at the total (OUT) I need a calculator to work OUT the total 14 I met your friend David the other day (INTO) I ran INTO your friend David the other day 15 I think you’ve been overcharged, old son! (OFF) I think you’ve been ripped OFF, old son 16 I think we should increase the pressure on her to resign (UP) I think we should step UP the pressure on her to resign 17 I won’t allow swearing in my classroom (FOR) I won’t stand FOR swearing in my classroom 18 The company was bought up by a large multinational (OVER) the company was taken OVER by a large multinational 10 Your story is different from the facts (WITH) your story does not tie in WITH the facts B> The charts below show the amount of money spent per week on fast foods from 1970 to 1990 as well as the trends in consumption of fast foods in Britain Write a report describing the information as provided in the charts (about 150 words) Expenditure on fast foods by income groups 50 Hamburgers 40 Fish and Chips 30 Pizza 20 10 High Average Low Income Income Income The chart shows that high income earners consumed considerably more fast foods than the other income groups, spending more than twice as much on hamburgers (45 pence per person per week) than on fish and chips or pizza (both under 20 pence) Average income earners also favoured hamburgers, spending 33 pence per person per week, followed by fish and chips at 25 pence, then pizza at 12 pence Low income earners appear to spend less than the other income groups on fast foods, though fish and chips remains their most popular fast food, followed by hamburgers and then pizza From the graph we can see that in 1970, fish and chips was twice as popular as hamburgers, pizza being at that time the least popular fast food The consumption of hamburgers and pizza has risen steadily over the 20-year period to 1990 while that of fish and chips has been in decline over that same period with a slight increase in popularity since 1985 C> Essay Writing: Some people say that with the considerable benefits computers and internet bring about, they can completely replace the traditional role of a teacher Do you agree or disagree with it? (About 200 words) READING Fill in each blank with ONE suitable word Modern advertisements contain hidden (1) _ message Implicit in the advertisement showing the pretty girl in the new car, or the smiling children round the packet of washing powder is the message (2) _ that if we buy the product, we also achieve success and happiness It is a subtle approach since it seeks to (3) _ exploit our secret dreams, and it is inescapable since adver-ising is ubiquitous (4) _ huge street billboards and catchy jingles on television bombard us from all sides They brainwash us into believing that we can realize our ambitions quickly and easily On the other hand, (5) _ defenders of advertising say that it is beneficial Advertising is informative Advertisements tell us about useful new products They (6) _ brighten our lives with color and music They increase demand , (7) _ stimulate industry and so keep prices down Whether for or against (8) _ advertising , most people would agree that some kind of supervision body, appointed by the government or by the advertising industry (9) _ itself , is necessary to maintain (10) _ standard of honesty and to discourage the more blatant types of misleading advertisements Fill in each numbered blank with one suitable word or phrase Researchers in communication show that more feelings and intentions are (1) _ and received nonverbally than verbally Mehrabian and Wienerfollowing have stated that only 7% (2) _ message is sent through words, with remaining 93% sent nonverbal (3) _ Humans use nonverbal communication because: Words have limitations: There are (4) _ areas where nonverbal communication is more (5) _ than verbal, especially when we explain the shape, directions, personalities which are expressed nonverbally Nonverbal signal are powerful: Nonverbal cues primarily express inner (6) _ while verbal messages deal basically with outside world Nonverbal message are likely (7) _ more genuine: because nonverbal behaviors cannot be controlled as easily as spoken words Nonverbal signals can express feelings inappropriate to state: Social etiquette limits (8) _ can be said, but nonverbal cues can communicate thoughts 10 A separate communication channel is necessary to (9) _ send complex messages: A speaker can add enormously to the complexity of the verbal message through simple nonverbal (10) _ a sent b posted c mailed d thrown a through b in c of d for a thought b expressions c gestures d postures a sum b great deal c amount d numerous a effect b effective c effectively d effectiveness a feelings b words c shows d sorrows a be b being c to be d been a what b that c why d when a get b have c make d help 10 a signs b signals c sight d signatures Fill in each numbered blank with one suitable word or phrase In the western customs (1) _ hands is the customary form of greeting, but in China a nod of the head or (2) _ bow is sufficient Hugging and kissing when greeting are uncommon Business cards are often (3) _ and yours should be printed in your own language and in Chinese Also, it is more respectful to present your card or a gift or -any other article using (4) _ hands The Chinese are (5) _ applauders You may be greeted with group clapping, even by small children When a person is applauded in this practice it is the custom for that person to return the applause or a "thank you." When walking in public places, direct eye (6) _ and staring is uncommon in the larger cities, especially in those areas accustomed to foreign visitors (7) _, in smaller communities, visitors may be the subject of much curiosity and therefore you may notice some stares (8) _ speaking, the Chinese are not a touch-oriented society, especially true for visitors So, avoid (9) _ or any prolonged form of body contact Public displays of affection are very rare On the other hand, you may note people of the same sex walking hand-in-hand, which is simply a gesture of friendship Do not worry about a bit of pushing and shoving in stores or when groups board public buses or trains In this case, (10) _ are neither offered or expected The Chinese will stand much closer than Westerners 10 a taking b shaking c grasping d hugging 11 a small b bit c slight d light 12 a exchanged b changed c transferred d converted 13 a pair b couple c double d both 14 a enthusiast b enthusiastic c enthusiasm d enthusiastically 15 a contact b look c stare d watch 16 a Moreover b Furthermore c However d Whatever 17 a Generally b Successfully c Fortunately d Expectedly 18 a touch 10 a Contacts b to touch b Apologies c touched c Gestures d touching d Saying goodbye Read the passage carefully and choose the correct answer University Entrance Examination is very important in Vietnamese students High school graduates have to take it and get high results to be admitted to universities The pressure on the candidates remains very high despite the measures that have been taken to reduce the heat around these exams, since securing a place in a state university is considered a major step towards a successful career for young people, especially those from rural areas or disadvantaged families In the year 2004, it was estimated that nearly million Vietnamese students took the University Entrance Examination, but on average only out of candidates succeeded Normally, candidates take exam subjects, and each lasts 180 minutes for the fixed group of subjects they choose There are fixed groups of subjects: Group A: Mathematics, Physics, and Chemistry; Group B: Mathematics, Biology, and Chemistry; Group C: Literature, History, and Geography; Group D: Literature, Foreign Language, and Mathematics In addition to universities, there are community colleges, art and technology institutes; professional secondary schools, and vocational schools which offer degrees or certificates from a-few-month to 2-year courses According to Vietnam's Ministry of Education and Training, there are currently 23 nonpublic universities, accounting for 11% of the total number of universities These non-public universities are currently training 119,464 students, or 11.7% of the total number of students The government is planning to increase the number of non-public universities to 30% by 2007 University Entrance Examination in Vietnamese is very _ a interesting b stressful c free d easy The word those refers to _ a exam subjects b young people c universities d examinations In 2004, the proportion of the students who got success in University Entrance Examination was about _ percent a b 10 c 20 d 50 Which sentence refers to the University Entrance Examination in Vietnam? a Students find it easy to get success in the University Entrance Examination b Math is compulsory in the University Entrance Examination c Students are not allowed to choose their exam subjects d There are four fixed groups of exam subjects for students to choose 10 According to the passage, _ a the Vietnamese government will close all non-public universities by next year b the Vietnamese government does not appreciate non-public universities c the Vietnamese government encourages the establishing of non-public universities d Vietnamese students have no alternative to continue their higher study besides universities ... cấu trúc A, B, C, D Sở Giáo dục & Đào tạo Cà Mau Trường THPT Chuyên Phan Ngọc Hiển KỲ THI HỌC SINH GIỎI ĐỒNG BẰNG SÔNG CỬU LONG Năm học 2010 – 2011 GRAMMAR & VOCABULARY A> Multiple choice:... the other day 15 I think you’ve been overcharged, old son! (OFF) I think you’ve been ripped OFF, old son 16 I think we should increase the pressure on her to resign (UP) I think we should step... that Joe was the thief (OUT) I need a calculator to arrive at the total (OUT) I met your friend David the other day (INTO) I think you’ve been overcharged, old son! (OFF) I think we should increase