英语四级写作方法与技巧作文定义法

　　定义法

　　定义法是用下定义的方式去揭示事物本质特征或概念内涵。它能使读者迅速抓住本质属性和基本特点。此法的句型：

　　① is a/the of which/that ② relate to/involve/refer to

　　Language is a system of arbitrary vocal symbols which is used for human communication. 语言是人类用来交际的任意性的语音符号体系。

　　Intermediate goals relate to outcomes during the next few years.

　　Short-term goals involve outcomes expected during the next 12 months.