Day1

Ace it : get a A
bomb the test : fail
brown nose = suck up : try hard to please
to suck : you are bad at something
to suck up : 아부하다
pull an all nighter : you stay up all night for study and you have to finish
flunk : fail an exam
killer course : difficult subject
data brain : very smart person
hard nose : strict/ a difficult teacher
easy grader : a teacher who give good grade (oppasite : hard nose)
cram : study a lot at the last minute
pop quiz : teacher doesn't tell you.
hit the book : focus. let's do it. really do something for study
draw a brank : usually forget
ditch a class : not go to a class(땡땡이)
cold calling : 원치않는 스팸전화

He's as sharp as a tact : inteligent
He has a good head on his shoulders