"Break the ice"
Start a discussion
Freeze something
Jump in water
"A piece of cake"
Very easy
"Let the cat out of the bag"
Reveal a secret
"Feeling under the weather"
Being sick
"Cool as a cucumber"
Very cold
Very calm
Very healthy
"In hot water"
Boiling some water
Taking a bath
Getting into trouble
"Butterflies in my stomach"
Feeling feverish
Feeling nervous
Feeling hungry
"To spill the beans"
Causing an accident
Sharing secrets
Not cooking something properly
"The early bird catches the worm"
Being early has its advantages
"Once in a blue moon"
Very rarely
Always happening
The moon is blue
"On cloud nine"
Seeing lots of clouds
Being very happy
Sitting on something soft
"Time flies"
Time goes by fast
"A fish out of water"
Going on a fishing trip
Feeling out of place
Playing in water
"Bite your tongue"
To accidentally hurt yourself
To bite down on your tongue
To not say something
"Hit the books"
To never read
To start studying
To read frequently
