У вас во втором упражнении все ответы на вопросы,только исправить чуть.
1 задание-
1)His name is Tony Mitchell.
2)He's in class 8 c.
3)He's at Merton secondary school.
4)He does music and art.
2 задание-
Tony Mitchell is 12.He's at Merton secondary school.He's in class 8 c.He does music and art.