中文摘要：

根据标记理论,认为重音是＂焦点的口头标记形式＂,通常所说的＂焦点标记词＂应该属于＂焦点的书面标记形式＂;通过对70部现当代文学作品进行定量分析的方式,考察了＂被＋NP＋给＋VP＂与＂被＋NP＋所＋VP＂这两类格式中虚词＂给＂与＂所＂的隐现规律,得出复合被字句中＂给＂与＂所＂的语法功能;在＂焦点标记＂理论基础上,文章通过论证得出,＂是＂、＂给＂与＂所＂都是焦点的书面标记形式。

英文摘要：

According to Markedness Theory,stress is a verbal marker form of the focus.In general,focus markers belong to a written marker form.Through the quantitative analysis on the seventy works of modern and contemporary Chinese literature,this paper explores the looming principles of suo and gei in the structures of bei＋NP＋gei＋VP and bei＋NP＋suo＋VP and provides the grammatical functions of the compound bei construction.Based on the theory of markers,it confirms that shi,gei and suo are the written marker forms of the focus.