试题题干
Matching Directions: This section consists of two groups of pairs listed in two columns, Theoretical Book and the Writer. Choose the correct items （from A to E）correspond to its objectives.
Guide to Patterns and Usage in English 
The Principles of Language
The Natural Approach: Language Acquisition in the Classroom
National Syllabus
Topics in the Theory of Generative Grammar
参考答案
正确答案：![]()