Through an analysis of the examples, it has been found that the positive appreciation, the subjective-objective orientations and the scale of the modality influence and realize the persuading function of the English advertising.

• 通过实例分析发现,赏评系统的积极肯定性,情态的主客观向度和情态的量值等,影响和体现了语篇的劝说功能。