2.
2. Sam isn't in the class room.
3. We aren't eighteen years old.
4. They aren't from New Zealand.
5. I'm not hungry.
3.
1. Is your name Martin? c
2. Are you from Ireland? f
3. Is your dad at home? a
4. Are Neil and Harry teacher? b
5. Are Joanna and I American? e
6. Is Sarah hungry? d