单项选择题

Questions 23 to 25 are based on the conversation you have just heard.

A．To choose a topic for a term paper.
B．To type some research materials.
C．To find material not available at the main library.
D．To learn to use the computers there.
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填空题
The author loved Flight Simulator Program as soon as it had been put on to the market.
单项选择题
A．Putting a roof on a barn.B．Harvesting water reeds.C．Using stone as a building material.D．Daily farm operations.
A．Putting a roof on a barn.
B．Harvesting water reeds.
C．Using stone as a building material.
D．Daily farm operations.
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