书面表达开头结尾

Last Sunday, our school held a 5km cross-country running race, which attracted many enthusiastic participants, including both students and teachers.
How is everything going? In your last letter, you asked me about garbage classification in my community, so I’m writing to tell you some details about it.
I’m Li Hua, an exchange student from China during this summer vacation. I’m delighted to learn that volunteer students are wanted for a Chinese painting exhibition to be held in the local art gallery. Now I’m writing to apply for the position.
Learning that you’re leaving for the United States soon, I’m eagerly writing to express my heartfelt gratitude to you for your help.
I’m sorry to say that I can’t go to the bookshop with you on Sunday morning as we planned last week. I am writing to apologize for breaking my promise.
I am a student in China and I plan to go to Britain to attend a summer school during the vacation. I’ve seen your ad，and I’d like to know something more about your six-week English course.
I am writing to offer my sincere congratulations to you on your winning the first prize in the Chinese Chess Network Challenge. As your friend, I just want you to know how glad I am at your success.
In order to have a better understanding of our school, an outstanding English short movie about our school will be shown in the library from 2:30 to 4:00 in the afternoon on June 9th. It is organized by the Student Union. Here are some relevant details about it.
Good afternoon, everyone. May I have your attention, please? I’m the chairman of the Student Union. As the New Year is around the corner, we are going to hold a New Year party for you, which is intended to enable you to have a better understanding of Chinese culture.
Good morning everybody! It’s my honor to speak here,and I am very glad to share my topic with you. Then today I’d like to talk something about……
When it comes to the question whether students should arrive at school early in the morning or attend shcool at a later time, different people hold different opinions.