题目内容：

Dear Tom,

How is everything going?I feel1.(terrible) sorry for missing the chance of2.(answer) your letter in time. You know,I have been preparing for the final exams these days,so I forgot3.(write) back.In your letter,you asked me4.I would spend my summer vacation.Now,I am writing to tell you some details.

Totally,three things will make my summer vacation5.(mean).To start with,doing a part-time job is my dream and I intend to work as a salesman because not only can6.earn money by myself,but7.it will broaden my horizons（视野）.In addition,it is a good8.(choose) to visit some famous scenic spots9.I will have a good time. What is more,doing voluntary work,I think,will make a great contribution to the society,which is able to enrich my life.

I apologize again for my mistake.10.the way,what's your plan to spend your summer vacation?I am looking forward to your reply.

Yours sincerely,

Li Hua