“问题是”的话语标记化

A Discourse Marker: Wentishi(问题是)

"问题是"在现代汉语平面已经呈现词汇化倾向,"是"虚化成为词内成分,还出现了脱落现象。"问题是"开始单独形成一个韵律结构,功能向话语标记转变。"问题是"在语篇结构中表现出四种不同功能:(1)"深究"的递进性篇章连接功能;(2)"预设否定"的转折性篇章连接功能;(3)"负面"的评价性标记语功能;(4)"主题变化"的话题标记功能。

In modern Mandarin, Wentishi（ 问题是） has was a trans-layered structure combined with the noun appeared the lexicalization tendency, but originally it wenti（ 问题） and the verb shi（ 是）. Furthermore, shi（是） reduced to a word-internal element and sometimes it could be deleted. Wentishi（问题是） began to change into a separate prosodic structure and discourse marker.Based on the analysis of the corpus, this paper describes the four functions of wentishi（ 问题是） in textual structure： （1） ＂going deeper into＂ progressive discourse coherence; （2） ＂presupposition negation＂ transitional discourse coherence; （3） ＂negative＂ self-assessment marker; （4）＂topic change＂ topic marker.