实用的英文道歉信
我***
22-04-04
书信格式篇Dear XX，
I am writing to express my heartfelt gratitude to you for xxx.
If it had not been for your assistance in giving me aid and xxx, I fear that xxx. /Without your help, I would not have donexxx .During the xxx, you have given me generous help and continuous guidance byxxx .Thus, I really appreciatexxx , and I hope that I may repay your kindness by xxx.
Finally, I feel most obliged to thank you once more.
Yours sincerely,
Li Ming