Phonological presupposition trigger is mainly the contrastivestress, belonging to dynamic sentence.
音系类预设触发语属于动态句子，主要是对比重音。
2
The restrictiveness of headed relatives is determined by contrastivestress, and the definiteness of 'bare de' constructions is decided by the tense.
一般关系从句的限制性主要由对比重音决定，光杆“的”关系结构的确定性则主要由时态决定。
3
Based on the features of stress-timed language and syllable-timed language, the author has a contrastive analysis on English-Chinese syllable, stress and rhythm.