GMAT Insider: Don’t be an Idiom!

GMAT prep advice - "Many look at the Sentence Correction section and fear, then attempt to memorize, the myriad idiomatic elements of the English language. However, if you were to look at the “idiom lists” that circle around the Internet, you’d see that students hold themselves responsible for dozens if not hundreds of obscure idioms, and in doing so miss a crucial concept about the GMAT -...