单项选择题

What does the author think about trying to find weaknesses in other people's research

A．It should only be attempted by experienced researchers.
B．It may cause researchers to avoid publishing good work.
C．It is currently being done to excess.
D．It can be useful in planning future research.
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单项选择题
According to the passage, what is one major criticism students often make of published research
A．The research has been done in unimportant fields.
B．The researchers did not adequately establish the relationships involved.
C．The researchers failed to provide an appropriate summary.
D．The research has not been written in an interesting way.
单项选择题
A serious outcome brought out by the shortage of resources is that ______.
A．many public institutions have to cut down enrollments of students
B．teachers are not qualified enough for satisfactory performance in classes
C．some institutions have to reduce the expenses on research
D．there is keen competition for resources and attention of faculty between public and private institutions
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