—It's yellow.
Tim and Jim are my cousins(表兄弟们). They are twins(双胞胎). They are ten years old. Tim looks like his father. Jim looks like his mother. And they have different(不同的) hobbies. Tim likes drawing pictures. He can draw many beautiful pictures. Jim likes reading books. He likes reading science(科学)books. They both(两个都) like playing football. They can play football well. On Saturday and Sunday, they often play football in the park. They can play with their friends there.