keep a close watch on (someone or something)
наблюдать за кем-либо \ чем-либо, караулить кого-либо \ что-либо
A gamekeeper keeps a close watch on the wild ducks; it's his job.
Другие идиомы:
- keep pace (with someone or something)
- keep (someone) company
- keep one's hands off (someone or something)
- keep a secret
- keep time
- keep from (doing something)
- keep in touch (with someone)
- keep company (with someone)
- keep one's eye on the ball
- keep one's cool
- keep a straight face
- keep (someone or something) in check
- keep (something) under one's hat
- keep on an even keel
- keep one's mouth shut