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 text, what is beyond man's ability now is to design a robot that can ______.
A．fulfill delicate tasks like performing brain surgery
B．interact with human beings verbally
C．have a little common sense
D．respond independently to a changing world
单项选择题
The best title for the text may be ______.
A．Use Humor Effectively
B．Various Kinds of Humor
C．Add Humor to Speech
D．Different Humor Strategies
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