Girls send you milk and send it to a circle of friends. The copy can be written as "Thank you for the milk sent by my sister, and today's breakfast is guaranteed again ~" or "I am spoiled by my sister again. A glass of milk every day is healthy and delicious! " Such a copy. The reason is that such a copy can express your gratitude to your little sister, and at the same time, it can also reflect your attention to health and your pursuit of quality of life. If you want to expand more, you can add some interesting pictures or expressions to the copy, which will make the copy more vivid and interesting and attract more people's likes and comments. At the same time, you can also add some nutritional knowledge about milk to the copy, so that more people can understand the healthy value of milk.