根据短文内容，补全下列句子。

Mary, Nancy, Ron and Kate are good friends. Mary's favourite number is 3 and her favourite country is France. 16 is Nancy's favourite number, and America is her favourite country. Ron likes Japan very much. 30 is his favourite number. Whose favourite number is 60? Oh. it is Kate's

Father's. Kate's father works at a restaurant. He likes Chinese food very much. And all the children like Chinese people. Kate's lucky number is 6. All of them hope that one day they can travel the world together.