As follows:
1. Christmas is winter’s letter, and you are my surprise.
2. Christmas is winter’s letter. I am lucky to meet you.
3. Christmas is a letter from winter, with the cold wind and strong autumn feeling.
4. Christmas is winter’s letter, and Spring Festival is the beginning of spring.
5. Christmas is a letter from winter, but the sunset is particularly red.
6. Christmas is a letter from winter that turns into nothing as time goes by.