education
Idioms (6)
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trial and error
CEFR B1trying different methods until you find one that works
Neutral -
take home message
CEFR B2the main point or lesson you should remember from something
Neutral -
go down that route
CEFR B2to choose a particular method or course of action
Neutral -
go down the road of
CEFR B2to start following a particular course of action
Neutral -
hit the books
CEFR B1to study hard, especially before an exam
Informal -
scratch the surface
CEFR B2To examine or deal with only a small, superficial part of a larger subject.
Neutral