Modal Particle le 了Indicating The Emergence Of A New Situation
I. What is the change-of-state le了?
II. Change-of-state le了used in sentences with different predicates
A. le了 at the end of a sentence with a noun predicate.
B. le了 at the end of a sentence with a stative verb predicate.
C. le了 at the end of a sentence with a verb predicate.
D. le了 at the end of a sentence with a verb predicate in which an optative or modal verb occur before the main verb.
E. le了 at the end of a shì 是sentence.
F. le了 at the end of a yǒu 有sentence.
III. The change-of-state le了in negative sentences
IV. Question forms