[外语类试卷]同济大学考博英语模拟试卷8及答案与解析.doc
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1、同济大学考博英语模拟试卷 8及答案与解析 一、 Reading Comprehension 0 There is perhaps no other event in the natural world that is as characteristic of a season as a full chorus of spring peepers. It is not only that the voices of living things are calling once more after the long silence of winter,there is something abo
2、ut the atmosphere in which the chorus takes place that epitomizes the season. There is a certain moist smell in the air on rainy spring nights,slow mists rise from rafts of ice floating in dark marshes,everywhere on roads through wet areas the small white forms of migrating spring peepers,wood frogs
3、,green frogs,and pickerel frogs appear,and all around you the air will be filled with a high bell-like ringing,a little like a distant horse-drawn sleigh. That distant chorus is the voice of the spring peeper,a small tree frog no larger than the end of a little finger. Throughout history naturally h
4、ave referred to it as the voice of spring. In actuality you may be a long way from the pond or marsh that the peepers are calling from. The voice of spring peepers can carry as much as a mile on still spring nights,and once you learn to recognize the song,there will be nights when it is difficult to
5、 escape their incessant calling. The sound will accompany you through spring,a sort of background music to the events that will be taking place around you during the season. 1 What is the best title for this passage? ( A) Spring Comes to the Country ( B) The Voice of spring ( C) Migration of Frogs (
6、 D) A Rainy Spring Night 2 What kind of animal is a spring peeper? ( A) A wood frog ( B) A pickerel frog ( C) A tree frog ( D) A green frog 3 Which of the following is NOT mentioned by the author as a characteristic of the spring season? ( A) Animal sounds ( B) New odors ( C) Rising mists ( D) Tree
7、blossoms 4 Which of the following best describes the spring climate of the area of the country the author is describing? ( A) Cold and dry ( B) Warm and humid ( C) Cool and wet ( D) Dry and warm 5 Which of the following generalizations is supported by the passage? ( A) Each time of year has its own
8、special features. ( B) As seasons change,so do people. ( C) Tiny sounds can be of great importance. ( D) Spring is the most beloved season of all. 5 Petroleum products,such as gasoline,kerosine,home heating oil,residual fuel oil,and lubricating oils, come from one source-crude oil found below the ea
9、rths surface,as well as under large bodies of water, from a few hundred feet below the surface to as deep as 25,000 feet into the earths interior. Sometimes crude oil is secured by drilling a bole through the earth,but more dry boles are drilled than those producing oil. Pressure at the source or pu
10、mping forces crude oil to the surface. Crude oil wells flow at varying rates,from ten to thousands of barrels per hour. Petroleum products are always measured in 42-gallon barrels. Petroleum products vary greatly in physical appearance:thin,thick,transparent or opaque,but regardless, their chemical
11、composition is made up of only two elements:carbon and hydrogen,which form com-pounds called hydrocarbons. Other chemical elements found in union with the hydrocarbons are few and are classified as impurities. Trace elements are also found,but these are of such minute quantities that they are disreg
12、arded. The combination of carbon and hydrogen forms many thousands of compounds which are possible because of the various positions and joinings of these two atoms in the hydrocarbon molecule. The various petroleum products are refined from the crude oil by heating and condensing the vapors. These p
13、roducts are the so-called light oils,such as gasoline,kerosene,and distillate oil. The residue remaining after the light oils are distilled is known as heavy or residual fuel oil and is used mostly for bunting under boilers. Additional complicated refining processes rearrange the chemical structure
14、or the hydrocarbons to produce other products,some of which are used to upgrade and increase the octane (辛烷 ) rating of various types of gasoline. 6 According to the passage,all the following is true EXCEPT_. ( A) crude oil is found below land and water ( B) crude oil is always found a few hundred f
15、eet below the surface ( C) pumping and pressure force crude oil to the surface ( D) a variety of petroleum products is obtained from crude oil 7 Many thousands of hydrocarbon compounds are possible because_. ( A) the petroleum products vary greatly in physical appearance ( B) complicated refining pr
16、ocesses rearrange the chemical structure ( C) the two atoms in the molecule assume many positions ( D) the pressure needed to force it to the surface causes molecular transformation 8 Which of the following is TRUE? ( A) The various petroleum products are produced by filtration. ( B) Heating and con
17、densation produce the various products. ( C) Chemical separation is used to produce the various products. ( D) Mechanical means such as the centrifuge (离心机 ) are used to product the various products. 9 Crude oil is brought to the surface by means of_. ( A) expansion of the hydrocarbons ( B) pressure
18、 and pumping ( C) vacuum created in the drilling pipe ( D) expansion and contraction of the earths surface 10 Which of the following is NOT listed as a light oil? ( A) Distillate oil ( B) Gasoline ( C) Lubricating oil ( D) Kerosine 10 Automation refers to the introduction of electronic control and a
19、utomatic operation of productive machinery. It reduces the human factors,mental and physical,in production,and is designed to make possible the manufacture of more goods with fewer workers. The development of automation in American industry has been called the “Second Industrial Revolution“. Labors
20、concern over automation arises from uncertainty about its effects on employment,and fears of major changes in jobs. In the main,labor has taken the view that resistance to technological change is futile. In the long run,the result of automation may well be an increase in employment,since it is expec
21、ted that vast industries will grow up around manufacturing,maintaining,and repairing automation equipment. Unquestionably,however,there will be major shifts in jobs within plants and displacement of labor from one industry to another. The interest of labor lies in bringing about this transition with
22、 a minimum of inconvenience and distress to the workers involved. Also,union spokesmen emphasize that the benefit of the increased production and lower costs made possible by automation should be shared by workers in the form of higher wages,more leisure,and improved living standards. To protect the
23、 interests of their members in the era of automation,unions have adopted a number of new policies. One of these is the promotion of supplemental,unemployment benefits plans. It is emphasized that since the employer involved in SUB plan has a direct financial stake in preventing unemployment,he will
24、have a strong incentive for planning new installations so as to cause the least possible disruption in jobs and job assignments. Some unions are working for dismissal pay agreements,requiring that permanently laid off workers be paid a sum of money based on length of service. Another approach is the
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