单项选择题

A．They were used to hold stuff.
B．They took the place of newspaper in history.
C．They helped the farmers to have better harvest.
D．They were used as textbooks.
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单项选择题
A．She had a wonderful performance that night.B．Few people attended the concert though it was great.C．The audience seemed to like the concert.D．The ticket was quite expensive.
A．She had a wonderful performance that night.
B．Few people attended the concert though it was great.
C．The audience seemed to like the concert.
D．The ticket was quite expensive.
单项选择题
A．They set their own exams.B．They select their own students.C．They award their own degrees.D．They organize their own laboratory work.
A．They set their own exams.
B．They select their own students.
C．They award their own degrees.
D．They organize their own laboratory work.
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