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填空題

According to Skinner, language behavior can only be studied through observation of the（）factors.

答案： external

你可能感興趣的試題

（）,is the study of how words combine to form sentences and the rules which govern the formation of sentences.

答案： Syntax

According to the functionalists, language has three functions:（）,expressive, and social.

答案： descriptive

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