单项选择题

By using the example of Galileo, the author intends to reveal that ______.

A．objectivity is essential to scientific research
B．hypothesis is based on careful observation
C．creativeness plays an important part in scientific research
D．observation is the only factor determining scientific research
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单项选择题
According to the context, the simple reading done by the computer mostly refers to ______.
A．reading in search of intended information only
B．looking for unexpected information only
C．reading to locate texts to be used in teaching
D．reading to set up superior master indexes
单项选择题
What does the writer mainly talk about in this passage
A．The deficiencies of the library in providing information.
B．The different applications of the computer and the library.
C．The advantages and disadvantages of the computer and library.
D．The advantages of the computer in search of information.
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