1. a piece of cake (식은 죽 먹기)
= something very easy to do
예문
A : Was the exam difficult?
B : No, it was a piece of cake.
2. blow a fuse (노발대발하다)
= get very angry
예문
A : Did your mother get angry when she saw your report card?
B : Yes, she blew a fuse.
3. mind one's own business! (남의 일에 참견마!)
= don't interfere in one's affairs
예문
A : May I ask what your salary is?
B : No! Mind your own business!
4. not on your life! (결단코 안해)
= never, ever!
예문
A : Will you marry me?
B : No, not on your life!
5. pick up the tab (식대를 지불하다)
= pay the bill
예문
A : Are you paying for lunch today?
B : No, it's your turn to pick up the tab.




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