Задание
Match the idioms to their definitions
| to be in your element | to be happy |
| to let your hair down | to work at night |
| to show your true colours | to do something early |
| a blind man's holiday | to enjoy the event |
| to call it a day/night | to behave yourself naturally |
| to live it up | to stop doing something |
| at the crack of dawn | to enjoy yourself |