请以鲍勃的口吻,将下面的对话改写成一篇英语短文

My name is Bob.There 're my father ,my mother ,my sister and me in my family.My sister's name is Gina.She and I are in the same school.And she is in Class 3,Grade 2.We go to school together everyday.My sister's favorite sport is playing volleyball.And she plays really well.We often play volleyball together with my classmates.