试题题干
Fill in each of the following blanks with a word or an expression.
Mathesius considers 
as the core of utterance, as what the speaker says concerning the Theme, or as something said that is related to the Theme.
参考答案
试题解析
马修斯认为一个句子由三个部分组成：主位、述位、过渡。主位是话语的起点，述位是话语的核心，就像说话者所说的关于主题的东西，或者是与主题相关的东西。