D. 道歉信

　　1. I just wanted to write you a quick note to apologize for not being able to keep our appointment tomorrow.

　　2. In deference to your valuable time, I would like to get straight to the point and admit that I was wrong.

　　3. Please accept my apologies for…

　　4. Although I make every attempt to insure that…, this unfortunate incident can occasionally occur.

　　E. 建議信 / 提供信息信

　　1.  If I can be of any assistance in any way, please do not hesitate to call on me.

　　2. I am happy to supply any further information you may require and I look forward to hearing from you shortly.

　　3. Please contact me if I can be of any assistance.

　　F. 感謝信

　　1. I just wanted to send a note to say how much I appreciate the help you have given me.

　　2. I am writing to thank you for permitting us to use your resources.

　　3. I appreciate the support you have provided and your assistance has been invaluable to me.

　　G. 邀請信

　　1. Perhaps you could give us a call or write to us to let us know what time you expect to arrive.

　　2. I would like to invite you to join us and attend the meeting.

　　3. I am glad to invite you to participate in my graduation ceremony.

　　H. 求職信

　　1. Further to your advertisement in yesterday's Washington Herald for a senior PA, I would be very much like to be considered for this vacancy.

　　2. I am writing with regard to your vacancy for a language teacher.

　　3. I do hope that I may be considered for the job and that you may invite me for interview in the near future.