单项选择题

Questions 11 to 18 are based on the conversation you have just heard.

A．A good presentation needs a lot of preparation.
B．The presentation was very good.
C．He can always turn to her for help.
D．He should get some sleep.
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单项选择题
A．Because the zoo keeper did not take good care of them.B．Because the animals were not fed well.C．Because the environment was anything but natural.D．Because the cages were too dirty.
A．Because the zoo keeper did not take good care of them.
B．Because the animals were not fed well.
C．Because the environment was anything but natural.
D．Because the cages were too dirty.
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.
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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