单项选择题

Questions 32 to 35 are based on the passage you have just heard.

A．To welcome the tourists.
B．To make money.
C．To keep the tourists away.
D．To attract the tourists.
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单项选择题
It can be inferred from the first paragraph that______.
A．the first robot of the world was designed in 1961 for General Motors
B．the expensive computing power didn’t hinder a robot’s efficiency
C．robots controlled by computers can do most tasks better than humans
D．human workers often went on a strike when they were not satisfied in the past
单项选择题
How many people with breast cancer are inherited from family tree
A．5 to 10 percent.
B．10 percent.
C．About 15 percent.
D．5 percent.
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