单项选择题

Besides reducing human labor, robots can also ______.

A．make a few decisions for themselves
B．deal with some errors with human intervention
C．improve factory environments
D．cultivate human creativity
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单项选择题
According to the passage, what is beyond man's ability now is to design a robot that ______.
A．can fulfill delicate tasks like performing brain surgery
B．can interact with human beings verbally
C．can have a little common sense
D．can respond independently to a changing world
单项选择题
Human ingenuity was initially demonstrated in ______.
A．the use of machines to produce science fiction
B．the wide use of machines in manufacturing industry
C．the invention of tools for difficult and dangerous work
D．the elite' s cunning tackling of dangerous and boring work
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