[外语类试卷]国家公共英语五级（阅读理解）练习试卷10及答案与解析.doc

1、国家公共英语五级（阅读理解）练习试卷 10及答案与解析 Part A Directions: Read the following texts and answer the questions which accompany them by choosing A, B, C or D. Mark your answers on ANSWER SHEET 1. 0 All that fault-finding about lowering cholesterol and eating less fat must finally be paying off. According to a stud

2、y published in the New England Journal of Medicine, more Americans are eating a healthy diet now than 30 years ago. In tact, according to researchers from the University of North Carolina, just about the only people who ate right in the mid-1960s were poor black people, who simply couldnt afford the

3、 steaks and high-protein meals that were then considered the most nutritious. According to survey data collected by the US Department of Agriculture, more than 16% of poor black people in 1965 ate a healthy diet, compared with less than 5% of high-income whites. And what constitutes a healthy diet?

4、Less than 30% of calories from tat. Five or more servings a day of fruits and vegetables. Six or more helpings of legumes (peas and beans) and cereals. Exactly the diet that rich health-conscious people started adopting in the US in the 1980s. Theres still a long way to go, however. Although both hi

5、gh-income and low-income Americans have cut about 5% of the fat from their diet, they havent replaced it with fruits, vegetables, grains and legumes. By 1991 only 20% to 22% of the general population was eating a healthy diet. Indeed, among poor blacks, the average number of seI,Tings of grains and

6、legumes declined from six to five servings a day, and now equals the number consumed by whites. “The message about lowering fat has been heard,“ says Barry Popkin, a professor of nutrition at the University of North Carolina who led the study, which was funded in part by the Kellogg Corp. “But we ha

7、vent been as loud and clear on fiber, sodium, fruits and vegetables, grains and legumes.“ 1 _ people were the only people who ate right in the mid-1960s. （ A） White （ B） Poor white （ C） Black （ D） Poor black 2 What kind of food were considered the most nutritious around 30 years ago? （ A） Cereals. （

8、 B） Legumes. （ C） Steaks. （ D） Vegetables. 3 How many percent of the general population was eating a healthy diet by 1991? （ A） 5%. （ B） 16%. （ C） 22%. （ D） 30%. 4 When did the rich health-conscious people in the US started adopting the healthy diet? In the _. （ A） 1960s （ B） 1970s （ C） 1980s （ D） 1

9、990s 5 What is the implication of the last sentence of this passage? （ A） Many people havent realized the importance of many other healthy diets. （ B） It is not clear whether we should eat more fiber, sodium, fruits, etc （ C） Fiber, sodium, fruits and vegetables, grams and legumes are healthy diets.

10、 （ D） We didnt make it loud to people that they should have more other diets. 5 Youd think that if the San Andreas Fault went to the trouble of having a perfectly good earthquake, the folks on the US West Coast might at least notice. A new study reveals, however, that in 1992, what should have been

11、a China-smashing 4.8 Richter-scale quake hit central California, and yet nobody felt a thing. The explanation for the odd shadow-quake was published last week in the journal Nature and may help improve sciences understanding of earthquakes in general. According to Alan T. Linda, a geophysicist at th

12、e Carnegie Institution of Washington and the studys leader, what makes seismic events so destructive is not just that the earth moves but the speed with which it does so. In many quakes the earths surface movement that leads to shaking takes only seconds to unfold, sending energy exploding in all di

13、rections. But recent analysis of data from strain gauges along the San Andreas Fault reveals that four years ago, a skip occurred that took a week to play out. Such slow sliding almost eliminates an earthquakes quaking. Exactly what determines the speed with which the earths plates move is unclear,

14、but scientists have some ideas. “The fault material may play a role,“ Linda says, “Rock with holes containing water can move more smoothly than other rock. The pressure the plates are under can make a difference too: the bigher the stress, the likelier the fault will fail suddenly.“ Lindas work may

15、never help seismologists determine which type of temblor is likely to strike which region, but he still believes the research has value. There may be no better way of understanding destructive quakes, he feels, than to learn what makes them less destructive. 6 _ has noticed the 4.8 Richter-scale qua

16、ke in Central California in 1992. （ A） West Coast folks （ B） Nobody （ C） Geophysicists （ D） People in California 7 According to Linda, what makes seismic events so destructive is _. （ A） the earth movement （ B） the energy explosion （ C） the speed of the earth movements （ D） the earthquake 8 In Linda

17、s view, which of the following does NOT determine the speed with which the earths plates move? （ A） Fault material. （ B） Rock with holes. （ C） Pressure. （ D） Energy. 9 Which of the following statements is NOT true? （ A） Slow sliding of the San Andreas eliminates an earthquakes quaking. （ B） Rock wit

18、h holes can move more smoothly than other rock. （ C） What determines the speed with which the earths plates move is unclear. （ D） Lindas study helps seismologists determine the type of temblor. 10 The word “temblor“ (Par. 4, sentence 1) can best be replaced by _. （ A） movement （ B） earth （ C） quake

19、（ D） rock 国家公共英语五级（阅读理解）练习试卷 10答案与解析 Part A Directions: Read the following texts and answer the questions which accompany them by choosing A, B, C or D. Mark your answers on ANSWER SHEET 1. 【知识模块】 阅读理解 1 【正确答案】 D 【试题解析】 第一段 “just about the only people who ate right in the mid -1960s were poor black

20、people” 说明只有 poor black people的饮食是正确的。 【知识模块】 阅读理解 2 【正确答案】 C 【试题解析】 第一段 “the steaks and high -protein meals that were then considered the most nutritious” 说明牛排和高蛋白食品被认为是营养丰富的。而其他几项都是健康食品 (healthy diet)。 【知识模块】 阅读理解 3 【正确答案】 C 【试题解析】 最后一段 “By 1991 only 20% to 22%of the general population was eating

21、a healthy diet ”说明只有 20% 22%的人们在食用健康食品。 【知识 模块】 阅读理解 4 【正确答案】 C 【试题解析】 第二段在介绍完健康食品构成之后，最后一句 “Exactly the diet that rich healthconscious people started adopting in the US in the 1980s ”说明人们到了 20世纪 80年 代才开始食用健康食品。 【知识模块】 阅读理解 5 【正确答案】 A 【试题解析】 整篇文章在告诉人们过去多吃脂肪的饮食习惯是不对的。人们现在已经注意 到了这一点。然而对于其他 食品如水果蔬菜等，人们

22、还没有注意到它们的重要性。 【知识模块】 阅读理解 【知识模块】 阅读理解 6 【正确答案】 B 【试题解析】 在第一段有一句话 “yet nobody felt a thing” 说明答案是nobody。 【知识模块】 阅读理解 7 【正确答案】 C 【试题解析】 第二段 “According to Alan T Linda， a geophysicist at the Carnegie Institution of Washington and the studys leader ， what makes seismic events so destructive is not just

23、that the earth moves but the speed with which it does so ”说明 Linda认为地震具有破坏性是因为速度。 【知识模块】 阅读理解 8 【正确答案】 D 【试题解析】 第三段列举了几个影响地壳运动的因素： the fault material， rocks with holes， the pressure the plates are under。但没有提及 energy。 【知识模块】 阅读理解 9 【正确答案】 D 【试题解析】 第二段 “Such slow sliding almost eliminates an earthquak

24、es quaking ”证明 A 是正确论述。第三段 “Rock with holes containing water can move more smoothly than other rock ”说明 B是正确论述。 “Exactly what determines the speed with which the earths plates move is unclear, but scientists have some ideas ”说明 C是正确论述。最后一段 “Lindas work may never help seismologists determine which type of temblor is likely to strike which region ” 说明 D是错误论述。 【知识模块】 阅读理解 10 【正确答案】 C 【试题解析】 整篇文章讲的是 earthquake。从 temblor的后面句子来看， “There may be no better way of understanding destructive quakes”能和该词照应的是quakes。所以答案选 C。 【知识模块】 阅读理解