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单项选择题

According to the author, conversation is by and large a grim effort to ______.

A．prevent men thinking they are failures
B．eradicate man's fear of silence
C．avoid silence
D．make a man feel he has value in other's eyes
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单项选择题It can be concluded from the passage that ______.

A．computers will be capable of thought in the near future
B．computers think in a different way from human brains
C．computers can never compete with humans in thinking
D．computers possessed the ability to think at the very beginning

单项选择题The second paragraph attempts to tell us that ______.

A．mental abilities are characteristic of humans only
B．we are still not certain about the difference between thought and thinking
C．all animal species are in fact capable of thought
D．we need to research further to get an appropriate definition of the term "thought"

单项选择题According to the first paragraph, human beings' attitude towards the early computers can best be described as ______.

A．indifferent
B．ambiguous
C．contemptuous
D．hostile

单项选择题In the author's opinion, even if the term high-speed idiot was appropriate for the early computers, ______.

A．they were worthy of our pride
B．they were not able to think even like a human idiot
C．they could never be compared to human brains
D．they were still not capable of any human thought

单项选择题The word scrutinize (Paragraph 2) can be best replaced by ______.

A．"improve"
B．"examine closely"
C．"experiment with"
D．"make use of"