关于操作性条件反射，正确的是
A. 是由斯金纳提出的
B. 又叫工具性条件反射
C. 其核心内容是强化理论
D. 和经典条件反射的过程是一样的
班杜拉的理论认为人的行为是通过观察学习获得的，即观察他人的行为、模仿他人的榜样。
A. 对
B. 错
This passage seems to be taken from ________.
A. a history book
B. an article on the poor
C. a book review
D. an article on the workhouse
The author talks about the idea that if people do not work it is because they do not want to. According to the author, this is ________.
A. his own attitude
B. a characteristically modern attitude
C. a characteristically Victorian attitude
D. an attitude that has existed at least since the sixteenth century
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