as比较结构练习 带答案.docx

Comparative Construction (比较结构)1. Bihar is Indias poorest state, with an annual per capita income of $111, _ the most impoverished countries of the world.A. lower than inB. lower than that ofC. which is lower than inD. which is lower than it is in2. A recent national study of the public schools shows that _ four years ago.A. there is now one microcomputer for every thirty-two pupils, four times as many than there wereB. there is now one microcomputer for every thirty-two pupils, four times as many as there wereC. every thirty-two pupils now have one microcomputer, four times as many than there wereD. every thirty-two pupils now has one microcomputer, four times as many as3. A study commissioned by the Department of Agriculture showed that if calves exercise and associate with other calves, _ those raised in confinement.A. they will require less medication and gain weight quicker than doB. they require less medication and will gain weight quicker than doC. they have required less medication and will gain weight more quickly than D. they require less medication and gain weight more quickly than 4. According to a panel of health officials, there has been a great deal of confusion in the medical profession _ health.A. about whether obesity is a biological disorder posing serious health risks or a condition more related to appearance than toB. with respect to obesity being a biological disorder posing serious health risks or if it is related more to appearance thanC. over whether or not obesity is a biological disorder posing serious health risks or it is a condition more related to appearance than toD. concerning whether obesity is a biological disorder posing serious health risks or it is a condition related to appearance more than5. According to a recent study, _ to receive it from them.A. it is four times as likely that the elderly in the United States will give their children regular financial aid as they areB. it is four times more likely for the elderly in the United States to give regular financial aid to their children than they areC. the elderly in the United States are four times more likely to give regular financial aid to their children thanD. the elderly in the United States are four times as likely to give regular financial aid to their children as it is for them 6. According to a survey of graduating medical students conducted by the Association of American Medical Colleges, _ in socioeconomically deprived areas.A. minority graduates are nearly four times more likely than are other graduates in planning to practiceB. minority graduates are nearly four times more likely than other graduates who plan on practicingC. minority graduates are nearly four times as likely as other graduates to plan on practicingD. it is nearly four times more likely that minority graduates rather than other graduates will plan to practice7. Aging is a property of all animals that reach a fixed size at maturity, and the variations in life spans _ the same species: a fruit fly is ancient at 40 days, a mouse at 3 years, a horse at 30, a man at 100, and some tortoises at 150.A. between different species are greater by far than is that between individuals fromB. between different species are far more than that between individuals ofC. among different species are far greater than those among individuals ofD. among different species are far greater than that among individuals from8. Which of the following is grammatically the best?A. Although he is as gifted as, if not more gifted than, many of his colleagues, he is extremely modest and his poetry is unpublished.B. Although he is as gifted as, if not more gifted than, many of his colleagues, he is extremely modest and will not publish his poetry.C. Despite his being gifted, if not more gifted than his colleagues, he is extremely modest and will not publish his poetry.D. Being a gifted as, or more gifted than, many of his colleagues, he is extremely modest and his poetry is unpublished.9. Analysts blamed Mays sluggish retail sales on unexciting merchandise as well as the weather, _ sales of barbecue grills and lawn furniture.A. colder and wetter than was usual in some regions, which slowedB. which was colder and wetter than usual in some regions, slowingC. since it was colder and wetter than usual in some regions, which slowedD. having been colder and wetter than was usual in some regions and slowed10. Because natural gas is composed mostly of methane, a simple hydrocarbon, vehicles powered by natural gas emit less of certain pollutants than _.A. the burning of gasoline or diesel fuelB. gasoline or diesel fuelC. does burning gasoline or diesel fuelD. those burning gasoline or diesel fuel11. A large rise in the number of housing starts in the coming year should boost new construction dollars by several billion dollars, _ five years ago. A. making the construction industrys economic health much more robust thanB. and make the construction industrys economic health much more robust thanC. making the construction industrys economic health much more robust than it wasD. to make the construction industrys economic health much more robust than12. Which of the following is grammatically the best?A. Certain pesticides can become ineffective if used repeatedly in the same place; one reason is suggested by the finding that there are much larger populations of pesticide-degrading microbes in soils with a relatively long history of pesticide use than in soils that are free of such chemicals.B. If used repeatedly in the same place, one reason that certain pesticides can become ineffective is suggested by the finding that there are much larger populations of pesticide-degrading microbes in soils with a relatively long history of pesticide use than in soils that are free of such chemicals.C. The finding that there are much larger populations of pesticide-degrading microbes in soils with a relatively long history of pesticide use than in soils that are free of such chemicals is suggestive of one reason, if used repeatedly in the same place, certain pesticides can become ineffective.D. The finding of much larger populations of pesticide-degrading microbes in soils with a relatively long history of pesticide use than in those that are free of such chemicals suggests one reason certain pesticides can become ineffective if used repeatedly in the same place.13. Florida will gain another quarter-million jobs this year alone, many of them in _ ten years ago.A. high-paying fields like electronics and banking, making the states economy far more diversified thanB. high-paying fields like electronics and banking, and making the states economy far more diversified than its economyC. high-paying fields such as electronics and banking, to make the states economy far more diversified thanD. such high-paying fields as electronics and banking, making the states economy far more diversified than it was14. Freedmans survey showed that people living in small towns and rural areas consider themselves _ in big cities.A. no happier than do people livingB. not any happier than do people livingC. no happier than are people who are livingD. not as happy as are people who live15. In 1990s, there are more babies born by women over thirty years old _.A. than under itB. than were they under itC. than had been under itD. than those were under it16. In addition to having more protein than wheat does, _wheat, with more of the amino acids essential to the human diet.A. rice has protein of higher quality than that inB. the protein in rice is higher in quality than it is inC. rice protein is higher in quality than it is inD. rice has a protein higher in quality than17. Which of the following is grammatically the best?A. In assessing the problems faced by rural migrant workers, the question of whether they are better off materially than the urban working poor is irrelevant.B. The question of whether the rural migrant worker is better off materially than the urban working poor is irrelevant in assessing the problems that they face.C. A question that is irrelevant in assessing the problems that rural migrant workers face is whether they are better off materially than the urban working poor.D. In an assessment of the problems faced by rural migrant workers, the question of whether they are better off materially than the urban working poor is irrelevant.18. In his eagerness to find a city worthy of Priam, the German archaeologist Schliemann cut through Troy and uncovered a civilization a thousand years _.A. more ancient of a city than Homers heroes knewB. more ancient than the city known to Homers heroesC. older than was the city known to Homers heroesD. older of a city than was the one known to Homers heroes19. In Japan elderly people are treated with far greater respect than _.A. most Western countriesB. most Western countries doC. they do in most Western countriesD. they are in most Western countries20.The mistakes children make in learning to speak tell linguists more about _ the correct forms they use.A. how they learn language thanB. how one learns language thanC. how children learn language than doD. their language learning than do21. The new sports car is heavier than _ for a performance automobile, but it is exceptional because of its high-powered engine.A. usualB. it is usualC. is usualD. has been usual22. In one of the bloodiest battles of the Civil War, fought at Sharpsburg, Maryland, on September 17, 1862, four times as many _ would later be killed on the beaches of Normandy during D-Day.A. Americans were killed asB. Americans were killed than those whoC. more Americans were killed as thereD. more Americans were killed as those who23. In the 1980s the rate of increase of the minority population of the United States was nearly _the 1970s.A. twice as fast asB. twice as fast as it was inC. twice what it was inD. two times greater than24.Local residents claim that San Antonio, Texas, has more good Mexican American restaurants than _ in the United States.A. any city doesB. does any other cityC. other cities doD. any city25. According to a recent poll, owning and living in a freestanding house on its own land is still a goal of a majority of young adults, _.A. like that of earlier generationsB. as that for earlier generationsC. just as earlier generations didD. as it was of earlier generations26. _ many self-taught artists, Perle Hessing did not begin to paint until she was well into middle age.A. LikeB. Just as withC. Just likeD. As did27. _ Walter Cronkite has reported that half of all Americans never read a book.A. No less an authority thanB. Nonetheless an authorityC. Not less an authority thanD. An authority not less than28. Because young children do not organize their attention or perceptions systematically, _ , they may notice and remember details that their elders ignore.A. like adultsB. unlike an adultC. as adultsD. as adults do29. Although fruit can no longer grow once it is picked, it continues for some time to respire, taking in oxygen and giving off carbon dioxide, _.A. similar to the way human beings breatheB. just as human beings do when they breatheC. just like the breathing of human beingsD. as human beings when breathing30.Sales of United States manufactured goods to nonindustrialized countries rose to $167 billion in 1992, _ and largely offsets weak demand from Europe and Japan.A. which is 14 percent more than the previous yearB. which is 14 percent higher than it was the previous yearC. 14 percent higher than the previous years figureD. an amount that is 14 percent higher than the previous years figure31._the wages of other salaried workers.A. The percentage of senior executives pay increase in 1990 was larger than forB. The 1990 increase in pay for senior executives was larger in terms of percentage thanC. In 1990 senior executives had a larger pay increase in terms of percentage than didD. The pay of senior executives increased in 1990 by a larger percentage than did32.Several studies have found that the coronary patients who exercise most actively _.A. are at least fifty percent less likely than those who are sedentary to die of a heart attackB. have half the chance, or less, of dying of a heart attack than those who are sedentary doC. have half the chance that they will die of a heart attack, or less, than those who are sedentary doD. are at least fifty percent less likely to die of a heart attack as those who are sedentary33.That the new managing editor rose from the publications “soft” news sections to a leadership position is more of a landmark in the industry than _.A. her being a womanB. being a woman isC. her womanhoodD. that she is a woman34.The guiding principles of the tax plan released by the Treasury Department could have _ the particulars of the plan.A. even a greater significance for the economy thanB. a significance that is even greater for the economy thanC. even greater significance for the economy than haveD. even greater significance for the economy than do35.The gyrfalcon, an Arctic bird of prey, has survived a close brush with _ when the use of DDT was sharply restricted in the early 1970s.A. extinction; its numbers are now five times greater thanB. extinction; its numbers are now five times more thanC. extinction, now with fivefold the numbers they hadD. extinction, now with numbers five times greater than36.The human growth hormone, made by the pituitary gland, is secreted _.A. during sleep in higher concentrations than when awakeB. when sleeping in higher concentrations than waking hoursC. in higher concentrations during sleep than during waking hoursD. in higher concentrations when asleep than when awake37.The man was always aware, sometimes proudly and sometimes resentfully, that he was a small-town Midwesterner _.A. who was thrust into a world that was dominated by wealthier, better-educated, and more polished people than himB. who had been thrust into a world that was dominated by more wealthy, educated, and polished people than heC. thrust into a world dominated by more wealthy, educated, and polished people than himD. thrust into a world dominated by wealthier, better-educated, and more polished people than he38.The report on the gross national productthe nations total production of goods and servicesshowed that second-quarter inflation was somewhat lower than _.A. a previous estimation and the savings rate slightly higherB. previously estimated and that the savings rate was slightly higherC. a previous estimate and that the savings rate is slightly higherD. previously estimated and a slightly higher savings rate39.The spraying of pesticides can be carefully planned, but accidents, _ anticipated.A. weather conditions that could not be foreseen, and pilot errors often cause much larger deposits of spray than they hadB. weather conditions that cannot be foreseen, and pilot errors often cause much larger deposits of spray thanC. unforeseeable weather conditions, and pilot errors are the cause of much larger deposits of spray than they hadD. weather conditions that are not foreseeable, and pilot errors often cause much larger deposits of spray than40.The United States government employs _ government.A. a much larger proportion of women in trade negotiations than anyB. a much larger proportion of women in trade negotiations than does any otherC. much larger proportions of women in trade negotiations than has anyD. proportions of women in trade negotiations that are much larger than any41.The unskilled workers at the Allenby plant realized that their hourly rate of $4.11 to $4.75 was better than _.A. many wages in nearby factoriesB. what are offered by many nearby factoriesC. it is in many nearby factoriesD. that offered by many nearby factories42.The use of chemical pesticides in this country is _.A. equally extensive or more so than ten years agoB. equal to or more extensive than ten years agoC. as extensive as ten years ago or moreD. as extensive as it was ten years ago, if not more so43.Tiny quantities of more than thirty rare gases, most of them industrial by-products, threaten _.A. to warm the Earths atmosphere even more rapidly than carbon dioxide during the next fifty yearsB. to warm the Earths atmosphere even more rapidly over the next fifty years than carbon dioxide willC. during the next fifty years to warm the Earths atmosphere even more rapidly than carbon dioxideD. a warming of the Earths atmosphere during the next fifty years even more rapid than carbon dioxides44.Todays technology allows manufacturers to make _production history.A. small cars that are more fuel-efficient than they were at any time in theirB. small cars that are more fuel-efficient than those at any other time inC. more fuel-efficient small cars than those at any other time in theirD. more fuel-efficient small cars now than at any time in45.Two new studies indicate that many people become obese more _.A. due to the fact that their bodies burn calories too slowly than overeatingB. because their bodies burn calories too slowly than that they are overeatersC. because their bodies burn calories too slowly than because they eat too muchD. because of their bodies burning calories too slowly than because of their eating too much46._ has been the use of the