单项选择题

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

A．She’s busy working on her speech.
B．She’s wondering how to prepare for it.
C．She has more than one thing to do.
D．She is busy writing an English paper.
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单项选择题
In the third paragraph, the author is ______.
A．discussing how we grow and have new experiences every day
B．talking about learning to modify emotions through operant conditioning
C．concentrating on learning by reading, watching television, interacting with people, and so on
D．using examples to further illustrate learning through classical conditioning
单项选择题
If your jokes often find a ready echo in a person, you will learn through ______ that telling jokes to this person is fun, and you will try with greater efforts to be humorous in his presence.
A．classical conditioning
B．operant conditioning
C．neither of them
D．some other sorts of conditioning
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