Дополнить вопросы и ответы. 1 in yer 7? 2 11 years old? 3 a ruler? and mary in the same class? mark?

1 Are they in Yer 7? Yes, they are.
2 Are you 11 years old? No, I am not
3 Is it a ruler? Yes, it is.
4 Are you and Mary in the same class? No, we aren't
5 Is he Mark? No, he isn't.