Ответ:

1.Is it 12 o clock? c) No, It isn't

2.Is your brother happy? d) Yes, he is

3.Are you American? a) Yes, I am

4.Is Katy 12 years old? e) Yes, she is.

5.Are your parents at home? b) No, they aren't

6.Are you and your friend tennis players? h) No, we aren't

7.Is your birthday in March? g)Yes, it is.

8.Am I a good friend? f) Yes, you are.