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英语四级阅读练****及答案
Passage One:
As the horizons of science have expended, two main groups of scientists have emetist
D)     is not interested in practical problems
2. The example given in the third paragraph illustrates how            
A)     pure science operates independently of applied science
B)      the applied scientist discover the basic laws of nature
C)      applied science defines all the areas in which basic research is done
D)      applied science suggests problems for the basic scientist     
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3. Finer and finer subdivision in the field of science has resulted in    
A)     the loss of the need for specialists
B)     greater interdependence of each science
C)     greater dependence of each science
D)      the need for only one classification if scientists
4. Geophysics and biochemistry are     .
A)     examples of new specialties resulting from combing sciences
B)     totally dependent sciences
C)     among the oldest sciences known to man
D)     both B)and C)
5. “The horizons of science have expanded,”(para 1) means that     
A)     scientists can see further out into space
B)     science has developed  more field of human endeavor
C)     the horizon changes size from year to year
D)     scientists have made a machine for enlarging the horizon
 
Passage Two:
Friends play an important part in our lives, and although we may take the friendship for granted, we often don’t clearly understand how we make friends. While we get on well with only a number of people, we are usually friends with only a very few. For example, the average among students is about 6 per person. In all the cases of friendly relationship, two people like one another and enjoy being together, but beyond that, the degree of intimacy between them and the reasons for their shared interest vary enormously .As we get to know people we take into account things like ages ,race, economic condition, social position, and intelligence. Although these fa