keep on one's toes
быть бдительным, внимательным
Пример использования идиомы keep on one's toes:
Mark tried to keep on his toes during a grammar test.
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Другие идиомы:
- keep cool
- on one's toes
- keep one's eye on the ball
- make one's toes curl
- keep an open mind about (something)
- keep an eye out for (someone or something)
- keep an ear out for (something)
- keep body and soul together
- keep an eye on (someone or something)
- keep up appearances
- keep in touch (with someone)
- keep up with the times
- keep one's nose to the grindstone
- keep (something) to oneself
- keep one's nose out of (something)