As tihs snetnce suggsets, we are pertty good at readnig poolry wirtten writing. You knew exactly what that said, right? But on Sentence Correction problems youll need to recognize problems like Subject Verb Agreement and Misplaced Modifiers. So as you pore through emails and text messages this summer, make quick notes of grammatical flaws that you see. Simply being aware of such mistakes will train your mental ear to reject poorly written material so that you have a heightened awareness of it when youre ready to dig into the GMAT this fall.