题目内容

Which of the following statements is TRUE?

Active smokers in general performed better than deprived smokers.
B. Active smokers responded more quickly than the other subjects.
C. Non-smokers were not better than other subjects in performing simple tasks.
Deprived smokers gave the slowest responses to the various tasks.

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To be the competent citizens of tomorrow, people should_____.

A. try to lay a solid foundation in computer science
B. be aware of how the things that they use do what they do
C. learn to use a computer by acquiring a certain set of skills
D. understand that programming a computer is more essential than repairing a car

According to the author's opinion, which is correct?

A. Happiness is different from the fun.
B. Fun always leads to happiness.
C. Happiness is always originated from fun.
D. Pain is another kind of happiness.

【C15】

A. know
B. knew
C. had known
D. have known

In the last sentence of third paragraph, the word "suspected" can be best replaced by____.

A. doubtful
B. supposed
C. suspicious
D. said

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