【正确答案】
July 20, 2006
Dear Mr．Chapman
On behalf Of the Board Of Dalian Daxin Chemicals Corporation，I am extending to you our formal invitation to visit our corporation on its tenth anniversary to be celebrated from August l to 3．
At the same time we Plan to arrange a meeting between you and the general manager of DDCC，for talk about our cooperation in the coming year．
We hope you will accept our invitation and look forward to seeing you in China．
Yours sincerely，
(Signature)

【答案解析】写作指导
邀请信是书信的一种，写作时要注意丰L貌用语，同时还要用上一些发出邀请的短语或句型：
Could／Can you come to．．．?
We would be greatly happy if you could come．
We hope you will accept our invitation．
注意书信的格式，一定要写清称呼、结束语和签名，还有正文右上角的时间。