grammar → 了
TSUMUGU · TBCL 1 (est.) · 語法
了 grammar point · tier 3 · 了₁ completed action
· le
Completed action: marks the verb's action as realized.

字源 FORM what the parts do

了 clips to the back of the verb and stamps the action done.

故事 STORY a scene to remember it by

A stamp thuds onto the page: done.
自撰記憶法
框 · Frame
[verb] 了 [obj]
例 · Examples
1我吃了飯。
I ate.
族 · Family
了Verb-suffix le: marks the verb's action as carried through to completion.V了A verb or adjective plus sentence-final 了 reports that a new condition now holds that did not hold before.不再…了Marks a state or habit that used to hold and has now ended: 不 forbids the next repetition, 再 is that repetition, 了 closes the door behind into the new situation.了…就…Sequence: once the first action is finished, the next follows right after.了Change of state: a new situation now holds that did not before.就要…了Wraps a verb to mark it as about to happen at any moment, with 了 signalling the new state about to land.快要…了An event is on the verge of happening; it will arrive very soon.早就……了The action was done far earlier than the listener assumes, and it stays settled into the present.
關 · Related
了了₂ change of state — the sentence-final cousin