Wondering when to use lie vs. lay? Should we say someone is "laying down" or "lying down"? And what about lied, laid, and lain? It can be so confusing, especially for students learning English! Today we'll learn the difference between lay and lie, as well as all of their forms, with plenty of examples. My goal is to make it clear for you. That's also why I wrote an e-book called 600+ Confusing English Words Explained! It's full of clear explanations and examples helping you understand the difference between words that lots of English learners mix up – like specially and especially, advice and advise, and many, many more.