BÀI TẬP BỔ TRỢ VÀ NÂNG CAO - UNIT 4

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BÀI TẬP BỔ TRỢ VÀ NÂNG CAO - UNIT 4 I. Fill in the blank one missing word Conserving the World’s Natural Resources In the decade of the 1970s, the United Nations organized several important meetings (1)… the human environment to study a very serious problem. We, humans are destroying the (2)… around us. We are using up all of our natural resources. We must learn to conserve (3)… , or life will very bad for our children and our grandchildren. There are several major parts to this problem 1. Population Most problems of the environment come from population (4)… . In 1990 there were 1.6 billion, in 1950, 2,5 billion, 4,4 billion. In the year 2000 there will be 6.3 billion. More people need more water, more (5)…, more wood, and more petroleum 2. Distribution Scientists say there is enough water in the world for everyone, (6)… some countries have a lot of water and some have only a little. Some areas get all their rain during one season. The rest of the year is (7)… There are huge forests in the Amazon area of Brazil. In other parts of the world there is only (8)… 3. Petroleum We are using up the world’s petroleum. We use (9)… in our cars and to heat our building in winter. Farmers use petrochemicals to make the soil rich. They use them to (10)… insects that eat plants. These chemicals go into rivers and lakes and kill the fish there. Thousands of people also go into the air and pollute it. Winds carry this (11)… air to other countries and other continents. 4. Poverty Poor farmers use the same land over and (12)… . The land needs a rest so it will be better next. However, the farmers must have food this year. Poor people cut down (13)… for firewood. In some areas, when the trees are gone, the land (14)… desert. However, people need wood to cook their food now. Poor people can’t save the environment for the (15)…
This is not a problem for one country or one area of the world. It is a problem for all humans. The people and the nations of the world must work together to (16)… the world’s resources. II. Choose the word or phrase which best completes each sentence 1. Firemen rescued several people from the … floor of the blazing building A. high B. top C. basement D. low 2. When the electricity failed, he … a match to find the candles A. rubbed B. scratched C. struck D. started 3. He filled in the necessary forms and … for the job A. appealed B. asked C. requested D. applied 4. She is traveling to work by train today because her car is being … A. stopped B. broken C. serviced D. rented 5. The film lasted three hours with … of 15 minutes between part one and part two A. an interval B. a pause C. a stop D. an interruption 6. I’m very busy at the moment so it may take a … time to answer your letters A. little B. few C. small D. some 7. He was wearing a heavy overcoat to … himself against the cold A. conceal B. protect C. cover D. wrap 8. It took Michael a long time to find a pair of shoes that … him A. liked B. fitted C. agreed D. matched 9. … the traffic was bad, I arrived on time A. Although B. In spite of C. Despite D. Even 10. He was unwilling to explain the reason … his absence A. for B. why C. of D. that III. Put the verbs between brackets into their correct form. Notice any alternatives that might give a different meaning 1. (make) the same mistake twice is unforgivable 2. (write) short stories requires great talent 3. There are many ways of (solve) this problem 4. We should eat (live), not live (eat) 5. She left the room without anyone (see)
6. His (take) ill was quite unexpected 7. Mary is sure (pass) her examinations 8. It’s a pleasure (be) with you 9. I don’t want you (mention) my (arrive) late 10. The police suspect him of (try sell) stolen goods 11. I remember (hear) him (say) the grass needed (cut) 12. Can you manage (finish pack) these parcels alone? 13. “I’ve always loved (act)”, “I’d love (see) you (wear) a Roman toga and (recite) Shakespeare” 14. After (get like) English through (hear) it on the radio, he finished by (study) it 15. We considered (give) her a book for her birthday, but couldn’t help (buy) her some flowers, too 16. Our teacher has promised (help) us (prepare) for the examinations which he has put off (hold) till next week IV. Complete new sentences without changing the meaning of the two original sentences given 1. He was foolish. He left such a good firm He was................................................................................................ 2. You want to ask for more money. You would be stupid if you don’t You would be..................................................................................... 3. Ring me letter. Would you be so good? Would you.......................................................................................... 4. Open the window. Would you be good enough? Would you.......................................................................................... 5. He worked out answer. It was clever of him It was.................................................................................................. 6. They don’t take any part in local life. It’s silly of them It’s...................................................................................................... 7. We can’t refuse their invitation. It would look rude It would.............................................................................................. 8. He’s eager. He wants to help us in any way he can.
He’s.................................................................................................... V. Choose one of these infinitive phrase to complete the passage to recognize to have to help to see to give disturbed as to help me to send to run away to please to move The brave old lady and the hopeless crook Mrs. John, a 75-year-old widow, woke up with a start. Peering into the darkness, she was astonished (1)… a man in her room. It was easy (2)… he was a burglar. At first, she was too afraid (3)… . Then she plucked up her courage and said, “We must talk about this over a cup of tea. Would you be so kind (4)… downstairs?”. To her surprise, the man meekly obeyed. He was eager (5)… and anxious (6)… the old lady. He prepared the tea and said he was sorry (7)… her. He was too frightened (8)… . After a cup of tea, he said he would be glad (9)… Mrs. John his name and address and left empty-handed. Of course, Mrs. John said informed the police, who commended her for her bravery. Later, during the trial, the judge said it was his duty (10) … the man to prison, describing him as the most incompetent burglar he had ever met! VI. Complete each blank space with the correct word from the list given. Use each word only once. abundant (adj) investigate (v) support (v) theory (n) perform (v) assumption (n) similar (adj) intriguing (adj) survive (v) arise (v) 1. A human being can … without food or water for several days but will die within moments without air 2. The police always … murders and robberies to try to find out who committed the crimes so that they can arrest the criminals 3. Water is … in many places, but it is rare in deserts 4. In 1916, an astronomer named Percival Lowell had a … that there were a ninth planet, but Pluto was not discovered until 1930 5. When Pat opened a letter from the college she had applied to, she began to cry. Susan was watching her and made the … that the news was bad. Her guess was correct: Pat was not accepted to the college
6. Many students do not … well on examinations because they become very nervous and tense 7. Mary suggested a two-month camping trip to the Himalayas next summer. Her husband Tom thought the idea was … . They had never done anything so exciting before! 8. Venus and Earth are … in size. However, the surface temperature of Venus is 600 degrees Fahrenheit! 9. It is probably impossible for life to ever … on Venus because of its intense surface heat. 10. When Maria attends college next semester, her parents agreed to … her, so she will not have to work. VII. Supply the best words in the blanks of these sentences 1. Our hen’s just (lay/ laid)… an egg. 2. Let’s (lie/ laid) on the grass 3. How long have you been (lying/ laying)… there? 4. I’d like to (live/ life)… in the country. 5. Don’t (loose/ lose)… your tickets! 6. What time did you (live/ leave)… home 7. Did you hear that (aloud/ loud) … sound? 8. Don’t talk so (loud/ aloud) … ! 9. (maybe/ may be) … they’re out 10. Take (of/ off) your coat. VIII. In each of the following sentences, four words or phrases have been underlined. You should choose the one word or phrase that would not be appropriate in standard written English. Circle your choice 1. The average age (A) at which people (B) begin to need eyeglasses (C) vary (D) considerably 2. (A) Generally regarded (B) as distinct continents. Europe and Asia are (C) simply vast (D) geography divisions of a larger land mass. 3. The (A) specific gravity of the water in the great Salt Lake is (B) too great that one cannot sink or (C) completely (D) submerge in it
4. One of the most distinctive features of humans (A) is (B) surely the ability (C) to do and use (D) sophisticated tools 5. (A) It has been known for (B) the last two centuries that lightening (C) was (D) a form of electricity 6. The intention of environmentalists (A) is (B) to protect the (C) disappearing spotted owl with the least (D) disruptive to the lumber industry 7. The common notion (A) that fish is an excellent food (B) improving brain is not (C) supported by any (D) scientific information 8. Intense (A) clearing of the forest (B) over decades has destroyed the owl’s habitat and (C) threatened (D) their survival. IX. Give the correct form of the world in brackets 1. John Jameson is a famous (crime) … who stole five million pounds from a bank 2. (Manage) … your own business can cause a lot of financial worries 3. The surgeons tried their best to save his life, but unfortunately the operation was (success)… 4. I understand (perfect)… what you are saying 5. Jane’s (appoint)… as director came as no surprise 6. A holiday in America can be …. cheap (surprise) 7. My colleagues are very pleasant, but the manager was a little (friend)… 8. I (sleep)… this morning, and was late for school X. Read this funny passage The best swimmer An American and an Englishman were telling each other about wonderful things which each of them had seen with own eyes. The number of stories they had told each other, many of which were, of course, not true, was becoming greater and greater when at last the American said: “When I crossed from France to England, a man jumped into the water as a boat was leaving. He swam in front of the boat all the way and had arr ived at Dover before we did! I am sure you never saw such a splendid swimmer!” The Englishman looked at the American and said calmly, “Is that so? Well, I was the man”.
ANSWER FOR UNIT 4 I. 1. on 2. world 3. them 4. growth 5. food 6. but 7. fry 8. desert 9. it 10. kill 11. polluted 12. over 13. trees 14. becomes 15. future 16. conserve/ save II. 1B 2C 3D 4C 5A 6A 7B 8B 9A 10A III. 1. to have made 2. writing 3. solving 4. to live, to eat 5. seeing 6. being taken7. to pass 8. to be 9. to mention, arriving10. trying to sell 11. hearing, say, cutting 12. to finish packing13. acting, to see, wearing, reciting 14. getting to like, hearing, studying 15. giving, buying 16. to help, prepare, holding IV.1. He was foolish to leave such a good film 2. You would be stupid if you don’t ask for more money 3. Would you be good to ring me later? 4. Would you be good to open the door? 5. It was clever of him to have worked out the answer 6. It’s silly of them not to take part in local life 7. It would look rude if we didn’t accept the invitation 8. He’s eager to help us in any way he can V. 1. to see 2. to recognize 3. to move 4. as to help me 5. to help 6. to please 7. to have disturbed 8. to run away 9. to give 10. to send VI. 1. survive 2. investigate 3. abundant 4. theory 5. assumption 6. perform 7. intriguing 8. similar 9. arise 10. support VII. 1B 2A 3A 4A 5B 6B 7B 8A 9A 10B VIII. 1C 2D 3B 4C 5C 6D 7B 8D IX. 1. criminal 2. managing 3. unsuccessful 4. perfect 5. appointment 6. surprisingly 7. unfriendly 8. overslept