题目内容
（请给出正确答案）
Scientists at Carnegie Mellon University tried to find out
A．why office doors were often left open.
B．when it was a good time to turn off the computer.
C．what questions office workers were bothered with.
D．which behaviors could tell whether a person was busy.
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更多“Scientists at Carnegie Mellon …”相关的问题
A．To describe a difficult time in Carnegie's life.
B．To explain a motivation for Carnegie's philanthropy.
C．To illustrate the problems of poor children.
D．To tell the history of philanthropy before Carnegie.
The scientists began to accumulate data.
A．collect
B．handle
C．analyze
D．investigate
There will be more women scientists than men scientists in the future.
A．Right
B．Wrong
C．Not mentioned
Chinese scientists will win the Nobel Prize soon.
A．Y
B．N
C．NG
A．New restriction will be placed on the use of animals.
B．The scientists will be forbidden to kill animals.
C．The government will publish a law to protect animals.
D．The scientists will advance their treatment of diseases.
It is implied in the passage that ______.
A．many scientists had known dinoflagellate before 1988
B．there had been no such organisms before 1988
C．many scientists were in doubt about the nature of the organism in 1988
D．no scientists knew anything about the organism in 1988
Scientists have known the reason that people grow old.
A．Right
B．Wrong
C．Not mentioned
To illustrate how SPES works, scientists performed an experiment on an animal.
A．Right
B．Wrong
C．Not mentioned
On the basis of their observations, scientists ______.
A．make more observations
B．develop hypotheses and theories,
C．reveal their observations to the public
D．challenge their colleagues
