综合教程第四册2.4.5.6.doc

Unit 21. Studies show that if a working environment is pleasant ,productivity increases.2. Private space travel is a relatively new phenomenon .Its difficult at the moment to assess its effects.3. All of us need to build up relationships with others unless we choose to live in complete isolation from the outside world.4. Since sending her child to the kindergarten ,she has been delighted to see a(n) gradual change in the boys character ;he seems less self-centered now.5. As an active environmentalist ,Davis has earned a reputation as an outspoken opponent of any kind of nuclear waste dumping at sea.6. Quills were the chief writing tool from the 6th century until the advent of steel pens in the middle 19th century.7. Do you think it will ever be possible to alter human genetic code in order to product the “perfect ”Human being?8. In the end her sheer competence and professionalism won universal respect within and out of the government.9. His political views are rather extreme ;I hate to discuss anything with him.10. The cheap perfume you see on special offer in petrol stations often smells nasty after a couple of hours.11. The consumer boom of the 1980s led to an explosion of shopping center development in big cities around the county.12. You shouldnt use “yours faithfully ”- its too formal for his kind of personal letter.13. According to a(n) survey among 1000 residents ,garbage collection service in the city is far from satisfactory.14. The cost of food and clothing has come down in recent years.Similarly ,fuel prices have fallen quite considerably.15. The technicians are working hard to modify the design of the new car to make it more competitive in the overseas market.16. In my childhood memories ,we were living a(n) rough but happy life ,with no luxuries to speak of.1. The two runners reached the finish line almost at the same time ;who came in first was indistinguishable to the naked eye.2. As a result of the recent financial collapse ,many people are stuck with worthless investments.3. The survey suggests that many college students dont know for certain what kind of job is suitable for them.4. You can ask him again if you like ,but it would make no difference - he will still say no to you .5. The doctor explained that on average people who dont smoke are healthier than those who do. 6. Im familiar with the operating system installed on the computer ,but when it comes to repairing the machine I dont know a thing.7. Although peasants in some areas are better off now ,those in many other areas still live in poverty.8. The new staff insisted that opportunities for promotion should be built into the work contract.9. As they are discussing influential modern artists ,three names immediately come to mind.10. I dont know the exact number ,but there are close to three million unemployed at present.11. Considering the recent storms and landslides ,I am certainly not in favor of an outing in this weather.Unit 4 1. Nearly 6million people in the mid-western area were affected by the flood ,and there is a real danger of mass starvation.2. Its incredible that when he gambled ,he always won ,whether he was playing a card game or betting on horse racing.3. The council is trying to get more people to do voluntary work and render social services in the less developed regions.4. Elephants are dying out because they are being hunted for the tusks.5. Wines can be classified as dry ,medium or sweet according to their sugar content.6. Slavery was abolished in Canada in 1833 ,and the Canadian authorities then encouraged slaves from America to settle down on their land.7. Some of the developing countries seem to be stuck with a tough situation - the division between the rich and the poor has never been so clear and sharp.8. The mass media commented that the young mans suicide was nothing but a senseless waste of his life.9. The younger generation should not just seek for the latest fashions ;they should have long-term commitment and try to live a worthy life.10. Theres absolutely no coordination between the different work teams - we dont know what others are doing.11. As witnesses to the accident ,we were asked to make written declarations of what we had seen.12. The police still dont know who committed the burglary ,but it is reported one of the suspects is a loafer by the name of Bill Jones.13. Now that my parents-in-law have decided to live with us ,we are now faced with the necessity to purchase a larger apartment close to the campus.14. It seems as if every American boy between the ages of 8 and 15 likes to play video games but such games are only moderately popular among girls of the same age group.15. He was a really considerate friend - always available to help at the slightest hint of trouble.16. A survey shows that a considerable number of people object to the governments immigration policy.17. This is a new pain-killing drug which came into use only six months ago ,so its too early evaluate its effectiveness now.18. She derived great satisfaction from playing the violin in her adulthood ,even though she used to get bored with it when she was in her late teens.1. In view of her outstanding academic achievements and other qualities ,she stands a great chance of being admitted to one of the worlds best universities.2. His recent mismanagement of the company has ruled out the possibility of getting promoted to the top management.3. The expedition consist /consists of five Europeans ,two Australians and ten Chinese.4. Its good to see Tom looking so happy now after all the sufferings he has gone through in the last few years.5. When he competed at Stockholm Olympics ,Jim Thorpe was not an amateur player in the strict sense because he had been paid a few dollars to play semiprofessionals before.6. At a guess ,Id say that there were at least 1400 people on board when the ship sank in the Red Sea.7. The traditional practice that the father earns a living for the family and the mother stays at home is out of date as more and more women have joined the workforce.8. Even if her suggestion does not coincide with what you have in mind ,I would advise you to accept it.9. The tennis player had gone in for all the major tennis events before she defeated her opponents and won the championship.10. They appreciate each other because they are both the sort of people who just cant let go once they have got their teeth to something.Unit 51. I dont think it necessary to furnish our apartment a second time since we sell it soon.2. He made a firm resolve to give up smoking and drinking as soon as he discovered that he had a heart trouble.3. To reduce the risks of railway accidents ,we spend over ten million yuan on maintaining the railway lines every year.4. My parents lived a frugal lifestyle all their lives.For one thing ,they never discarded anything that was still of use ;for another ,they never purchased things on impulse.5. The government has refused to sanction a further cut in the rate of corporate tax.6. As Linda is a career woman and her husband works abroad ,they cannot raise their newborn son all by themselves and have to employ a babysitter on a fixed term of five years.7. My apartment was badly furnished because the workers did not strip the original paint off the walls before they started painting.8. When we learned that the local college had only the bare essentials in terms of equipment ,we decided to donate a million yuan so that they could improve their teaching facilities.9. The Jones purchased a second-hand car for 1200;it was a real bargain ,but I wonder how long it will last.10. It is always good to read some English novels in your spare time.If you cannot understand the original ,you may read the simplified versions which are also available in the local bookstore.11. Sam said to the girl ,“I will trade you some of my chocolate for some of your ice cream.”12. Since youve decided to simplify your life and have moved into a smaller house ,you are going to have to make an effort to downsize your furniture and belongings.13. Representatives from the two nations had worked together on numerous occasions before the peace treaty was signed to end the border conflicts.14. When the factory closed ,the machinery was sold off for only a fraction of its true value.15. I think it plain wrong to play loud music in the dorm when others are already asleep.16. The question set by the teacher was so difficult that the pupils did not know how to tackle it.17. The children are busy rolling ,folding ,and cutting paper in a handcrafting competition.1. My sister is very economical and saving money seems to come naturally to her ;she always keep track of all the money she spends.2. My parents failed to show up at the commencement ;it turns out that their flight was delayed for 8 hours.3. Eric was a very shy boy ,so much so that he even refused to strip down to his underwear for his medical examination.4. John began to take an interest in politics when he was at secondary school ;no wonder he became a Congressman at the age of 35.5. They are going to let us use their laboratory ,and in return we must let them share the results of the research.6. His action is all of a piece with what he has been saying he will do for the past few months ;he is a man of his word.7. The winner was asked to write out numerous forms before he could get the award.8. The young couple often eat out ,for neither of them is interested in home cooking.9. After so many twists and turns in his life ,he learned never to look back with regret.10. The doctor advised that he cut out smoking or give it up completely for the sake of his health.Unit 61. It used to be rare to see people sleeping on the streets of london ,but these days its becoming increasingly commonplace.2. Those psychologists believe that ones childhood experiences will have a(n) enduring influence on his or her future work and personality.3. As the music started ,the lights in the theater began to dim.4. As a fresh graduate ,jim seems to have the ambition to command everything in the world.5. Her colleagues were afraid to work with her ;because she wont tolerate any imperfection in her won or anyone elses work.6. The girl remains in serious but stable condition in the intensive care unit in the hospital.7. At the last ring of the bell ,all the people at the party joined in with abandon ,shouting joyfully and merrily ,to welcome the arrival of the new year.8. We should devote our finite life to the infinite cause of serving the people.9. Hes been voted as head of the department since hes young and dynamic and will be a great leader.10. It seems to me that novelist delights in weaving elaborate and complicated plots in his work.11. Our car broke down ,so we had to rent a car ,which was a(n) additional financial burden on my family.12. Jim had high aspiration to open a law firm even before he graduated from the law school.13. She felt a deep sense of gratitude to the teacher who had financed her through college education.14. Keen to preserve his integrity as an actor ,he refused several well-paid commercial advertisement offers.15. He has rem