keep a straight face
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It is difficult to keep a straight face when you see something funny.
Другие идиомы:
- come face to face with (someone or something)
- face the music
- keep one's head
- fall flat on one's face
- slap in the face
- keep track of (something)
- keep (someone) up
- keep one's opinions to oneself
- keep still
- keep one's chin up
- keep one's place
- keep one's head down
- keep in touch (with someone)
- keep quiet
- keep one's finger's crossed