试题题干
Filling Blanks: You are to fill each blank with ONE appropriate word.
The basic principle of the Natural Approach is the distinction Krashen has drawn between language acquisition and language 
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参考答案
试题解析
自然法的基本原则是克拉申关于语言习得和学习进行区分，所以我们有必要把习得和学习进行区分。