中国结是中国的一种传统艺术形式。请你根据下面的提示写一篇短文来介绍中国结。
1. 中国结都是由一根绳或线(a single rope or thread)编成的；
2. 每一个中国结都根据其特定的(specific)外形和意义来命名；
3. 过去人们用中国结来记录事件，现在人们主要把它当作装饰物(decoration)；
4. 中国结是幸福和好运的象征。
要求：
1. 语句通顺，要点齐全；
2. 词数80~120，首句已给出，不计入总词数。
The Chinese knot is a traditional art form of China.

The Chinese knot is a traditional art form of China. All Chinese knots are made of a single rope or thread. Each Chinese knot is named according to its specific shape and meaning. In the past, people used Chinese knots to record events. However, nowadays, they are mainly used as decorations. People often hang Chinese knots in their homes or cars to add a touch of traditional charm. Moreover, the Chinese knot is a symbol of happiness and good luck. It is very popular not only among Chinese people but also among foreigners. They all love this beautiful and meaningful traditional art.

写作练兵
坚定文化自信，弘扬中华优秀传统文化，做中华文明的传播者是新时代中国青少年的责任与使命。假如你是李华，近期，一批外国朋友要到你所在的学校参观访问，你将作为学生代表向他们介绍中华优秀传统文化。请根据下面思维导图的要点提示，用英语写一篇发言稿。
要求：
1. 短文应包括提示中所有的写作要点，条理清楚，行文连贯，可适当发挥；
2. 短文中不能出现真实的人名和地名；
3. 词数80~120，短文开头和结尾已给出，不计入总词数。
Dear friends,
Welcome to our school. Today, I want to share something about traditional Chinese culture with you.
Thanks for your listening.

Dear friends,
Welcome to our school. Today, I want to share something about traditional Chinese culture with you.
There are many kinds of traditional Chinese culture. Some of them have a long history. They have influenced many people.
Beijing Opera comes first. As one of Chinese national treasures, Beijing Opera comes from "huiban" and it has three parts, including singing, dancing and speaking. It's full of famous stories, and it is loved by Chinese people of all ages.
Next, let's talk about tea. In China there are many different kinds of tea in different areas, such as green tea and black tea. It is good for our health.
The last one is about china. China is the hometown of china. Our china technology is the earliest in the world, and it's famous all over the world.
Thanks for your listening.