1.
1) Is Rex an angry dog? - Yes, it is.
2) Am I a pupil? - Yes, you are.
3) Are we in the forest? - No, we are not.
4) Is she Ann? - Yes, she is.
5) Are Katy and Rick lazy? - No, they are not.
2.
1)Is Bob a good pupil? - Yes, he is.
2)Am I at school? - Yes, you are.
3) Is Liz lazy? - No, she is not.