肯定句可以作为前景信息,也可以作为背景信息,否定句往往作为背景信息;肯定句可以是高及物性信息,也可以是低及物性信息,否定句往往是低及物性信息;否定句的信息量大小取决于分析的角度,不同语体否定特征并不相同。 Positive sentences can be used as foreground information, also can be used as background information, negative sentences are often used as background information; affirmative sentences can be high and physical information, low and physical information, negative sentences are often low and physical information; negative sentence information The amount depends on the analysis of the angle of the different denominator of the negative characteristics are not the same.