Learn the English Phrases "to rack your brain" and "to pick someone's brain"

Read along to practice your English and to learn the English phrases TO RACK YOUR BRAIN and TO PICK SOMEONE'S BRAINIn this English lesson I wanted to help you learn the English phrase “to rack your brain”. When you rack your brain, it means you're trying to remember something. Sometimes, when summer ends and school starts again, I run into students on the first day or during the first week of school, and I have to rack my brain a bit to remember their name. Sometimes this happens at market as...