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I'm Peter. I have a big family. There are seven people in my family. They are my grandparents, my parents, my brother, my sister and me. My grandpa's birthday is on May 20th. My grandma's birthday is on China's National Day. My father's birthday is on May Day. My mother's birthday is on Children's Day. My brother's birthday is on Christmas Day. My sister's birthday is on November 30th. I'm 11 years old. My birthday is on Children's Day, too.