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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热门试题

单项选择题

The writer says that a blind baby is doubly handicapped in comparison to a sighted child because ______.

A．his world is completely dark
B．he can never make eye contact with other people
C．he has no visual stimulation from his surroundings
D．he can not perceive the world with his eyes

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