be active

Từ điển WordNet v3.1 - WordNet Dictionary

verb

be in a state of action
- she is always moving
• Syn:
move
• Ant:
rest
• Derivationally related forms:
motion (for: move), move (for: move), mover (for: move)
• Hyponyms:
bestir, rouse
• Verb Frames:
- Somebody ----s