I am writing to express my sincere thanks for your timely help.I can never thank you enough,

last Friday ,I went to school by bike as usual.Suddenly I fell off my bike and hurt my legs .Just then,you happened to witness the accident when driving to work.Quickly,you sent me to the nearest hospital where I received timely treatment.All the doctors and nurses thought highly of you performance.

I am gald to tell you that I am coming out of hospital tomorrow.Thank you so much for all you did for me.Please allow my partents and me to go to your house and offer thanks.

Best wishes!