祝賀信 Dear_______, I have just learntthat___________.I hasten to tender you a word of congratulations on thissplendid success of________. It is indeed aremarkable thing for _________.The success of your________proves notonly____________,but also___________. Again,please acceptmy warm congratulations and please give my best wishes to__________. Sincerely yours, ___________ 道歉信Dear___________, I am terribly sorryto tell you that_________,and I am writing this letter to show my deepregret.Please accept my sincere apology with gratitude.I hope you willunderstand my situation and excuse me for___________. The reasonwhy__________is that__________.Under thatcircumstance,____________.Therefore,it was not my power to___________. If possible,I wouldlike to suggest that___________.I shall be obliged if you will kindly write andtell me___________.I am looking forward to seeing you again. Yours, ________ 申請信Dear_______, My name is________,and I_________.I am writing to____________.I will be very grateful ifmy application can be considered and accepted. There are severalfactors contributing to my application. First ofall,_________.Besides,__________.furthermore,___________.Therefore,_________.