单项选择题

Questions 22 to 25 are based on the conversation you have just heard.

A．When they’re unable to control the person’s behavior.
B．When the causes of the behavior are obvious.
C．When the consequences of the behavior are unpleasant.
D．When the behavior is expected.
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单项选择题
A．Ask Joan to recommend a good restaurant.B．Eat dinner at Joan’s house.C．Ask their friends about the restaurant.D．Go to the restaurant.
A．Ask Joan to recommend a good restaurant.
B．Eat dinner at Joan’s house.
C．Ask their friends about the restaurant.
D．Go to the restaurant.
单项选择题
A．The way to ensure the survival of the human race on Venus.B．The way to breed organisms on Venus.C．The way to reduce the population of the Earth.D．The way to conquer the universe.
A．The way to ensure the survival of the human race on Venus.
B．The way to breed organisms on Venus.
C．The way to reduce the population of the Earth.
D．The way to conquer the universe.
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