Directions: Suppose that Jack,a friend of yours,has invited you to his birthday party,but you cannot go for some reasons.Write a letter to make an apology to him. 1)Give your suggestions,and explain the reasons, 2)Other recommendation. You should write about 100 words on the ANSWER SHEET.Do not sign your own name at the end of the letter.Use“Zhang Wei”instead.Do not write your address.(10 points)