Proszę o sprawdzenie i ewentualne poprawienie błedow.
Dear mr Nowak
I writing to thank you for coming to give the talk about the 'dopalacze'. I hope that pupils take it to yourself and apply in life. I want to inform you that you have left your bag in teacher's room. We intend to return yor bag. I wanted to contact with you by the phone but your number was unobtainable. I also sent an email to your hotmail address but was returned to me. I writing to your home address to ask how a courier can deliver it you the pack. Please contact with me on my phone number as soon as you can.