Ответ:
1) Yes, I go to school
2)I'm in (в каком ты классе) grade
3)my mom is (возраст твоей мамы) years old and my dad is (возраст твоего папы)
4) Yes, I'm the only child in the family/No, I'm not the only child in the family
5)yes, i have pets/no, i don't have a pets
6)yes my grandparents are still alive
7)yes, I do sports / no I do not play sports
8)yes i like reading