问答题
Part A You have received the invitation below, but you will not be able to attend the party. Write a letter to Mr.Lang, explaining the reason why you cannot go and how you plan to make up for it. Mr. and Mrs. Lang Request the presence of
Mr. Wang Lin
On the occasion of their
20th Wedding Anniversary
On November 20th, Sunday, at 7 p.m.
The Friendship Hotel, Zhongguancun Street, Beijing
You should write approximately 100 words. Do not sign your own name at the end of the letter. Use "Wang Lin" instead.