单项选择题

The author implies that the results of scientific research ______.

A．may not be as profitable as they are expected
B．can be measured in dollars and cents
C．rely on conformity to a standard pattern
D．are mostly underestimated by management

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单项选择题The autor wants to prove with the example of Isaac Newton that ______.

A．inquiring minds are more important than scientific experiments
B．science advances when fruitful researches are conducted
C．scientists seldom forget the essential nature of research
D．unpredictability weighs less than prediction in scientific research

单项选择题Bower believed Dennis would be the ideal subject for his experiment because ______.

A．Dennis was blind at birth
B．Dennis was younger than anyone else he could find
C．Dennis’s parents were quite worried about his future
D．Dennis always produced sharp clicking sounds with his tongue