试题题干
Filling Blanks: You are to fill each blank with ONE appropriate word.
In the Natural Approach, among the two tools used for communication, vocabulary and grammar, 
is the more essential one.
参考答案
试题解析
自然法认为用于交流的两种工具，词汇和语法中，词汇是更重要的工具。
Filling Blanks: You are to fill each blank with ONE appropriate word.
In the Natural Approach, among the two tools used for communication, vocabulary and grammar, is the more essential one.
自然法认为用于交流的两种工具，词汇和语法中，词汇是更重要的工具。