1) I am writing to extend my sincere gratitude for..

　　2) I am writing to express my thanks for..

　　3) I am writing to show my sincere appreciation for..

　　4) I would like to convey in this letter my heartfelt thanks to you for..

　　5) I feel deeply indebted to you and i really don't know how to thank you for your help.

　　6) I must thank you again for your generous help.

　　7) My true gratitude is beyond the word's description.

　　8) Please accept my gratitude, now and always.

　　Directions:

　　After being involved in an accident, you were looked after by another person. Write a letter:

　　1) mentioning what happened in the accident,

　　2) telling the person about your recovery, and

　　3) expressing your thanks.