单项选择题


第一节
听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。
How long does it take the man to go to work in the morning

A．A．30 minutes．
B．B．20 to 30 minutes．
C．C．15 minutes．
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单项选择题
In what way can we make a machine intelligent
A．By making it work in such environments as deserts, oceans or space.
B．By working hard for 10 or 20 years.
C．By either properly programming it or changing its structure.
D．By reproducing it.
单项选择题
Tom ______ after he looked at the bike carefully.
A．returned the bike to the shop owner
B．didn’t find a lamp on the bicycle
C．showed the bike to the shop owner
D．bought the bicycle at once
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