Categorize the groupsVersión en línea Categorize the following ideas into formal and informal expressions por Steven Madrigal Rodríguez 1 Informal Expressions 2 Formal Expressions As soon as you can Sorry he can’t speak right now keep me posted/updated Don't forget ... Thanks a lot! Sorry for ... Please accept my apologies for ... I really appreciate your assistance I would like to remind you that ... Let me express my gratitude for... It is a pleasure to help you. It is my opinion that ...