单项选择题

A．To choose a topic for a term paper.
B．To type some research materials.
C．To find material not available anywhere else.
D．To learn to use the computers there.
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单项选择题
A．A very large stone.B．A cow.C．A big tree.D．A sack of rice.
A．A very large stone.
B．A cow.
C．A big tree.
D．A sack of rice.
单项选择题
A．Weights and measures.B．The government.C．The cost of living.D．Science classes.
A．Weights and measures.
B．The government.
C．The cost of living.
D．Science classes.
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