单项选择题

通过观察人类语言的发展，乔姆斯基(Chomsky)发现( )。

A．behaviorism can＇t explain language
B．grammatical rules allow the speaker to generate sentences and the listener to understand them
C．grammatical rules are largely implicit to the speaker
D．a11 of the above

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单项选择题

通过小艾伯特(Little Albert)实验，华生(Watson)得出了什么结论( )

A．babies were born scared of fury animals
B．babies were born disliking loud noise
C．babies learned to fear
D．at birth．fear in different modalities(sight versus hearing)is independent to each other(i．e. does not transfer)

单项选择题

社会懈怠(social loafing)更有可能发生于以下哪种情况( )

A．group leader is directive and the members are cohesive
B．task is unfamiliar and the members are concerned about the groups image
C．group members feel that the responsibility for getting the job done is diffused among the members of the group
D．size of the group exceeds ten members