Complete the gaps in the dialogues with a personal pronoun and

Complete the gaps in the dialogues with a personal pronoun and am/is/are
A:What school do you so to?
B:Hillside Secondary. What about you?
A:Clifton Primary School.
B:Oh! How old are you?
A:1)........... eleven.
B:My sister goes to Hillside Secondary.2)......... in class 4D
Помогите пожалуйста!Заранее Спасибо)