systemic-- functional grammar的用法和樣例：
例句
- Theme is an important component of textual metafunction in Systemic Functional Grammar.
摘要主位理論是系統功能語法中語篇功能的重要組成部分。 - This dissertation aims to carry out a study on the Theme of English interrogatives from the textual metafunction of SFG, with the Cardiff Grammar as the theoretical framework.
本論文目的在於運用加的夫語法為理論框架，從系統功能語法的語篇功能角度對英語疑問句主位進行研究。
