How to express actions in progress with 在 and 正在? [Beginners' Chinese Grammar]

[@cw4608]

You are the best teacher I have found on TH-cam. Thank you so much for taking the time to create these wonderful video lessons!

[@IHeartMandarin8]

Thanks for letting me know! It really means a lot and encourages me. If possible, I would appreciate if you share it with others. :)