keep up an act
устраивать спектакль, претворяться
"Don't try to keep up an act; I know what you are capable of."
Другие идиомы:
- keep time
- keep one's eye on the ball
- keep one's finger's crossed
- keep (something) under one's hat
- keep (something) under wraps
- keep one's place
- keep one's eyes open
- keep (someone) on
- keep one's word
- keep up with the times
- keep one's nose to the grindstone
- keep an open mind about (something)
- keep a stiff upper lip
- keep (someone) out of one's hair
- keep one's hands off (someone or something)