I'll believe that he'll clean his room when pigs fly
Not likely to happen
We've been working on this project for hours. Let's call it a day and continue tomorrow.
Ending
Don't worry about the test, it's going to be a piece of cake
Easy
I love that designer handbag, but it costs an arm and a leg, so I can't afford it.
Expensive
Her constant tardiness was the last straw for her boss, and she was finally fired
Acceptable limit
Felipe was feeling nervous before her big dance recital, but her instructor reassured her, saying, 'Break a leg, Felipe!
Good luck
Hey, don't spill the beans about the surprise party.
Don't be a frog
arah and John had different opinions on the matter and couldn't see eye to eye
Disagree
I can't go out tonight, I'm feeling a bit under the weather
Sick
I'm exhausted, I think I'm going to hit the sack early tonight.
Going to sleep