3.
2. aren't
3. isn't
4. aren't
5. isn't
6. aren't
7. isn't
8. am not
4.
2. Are you bored? Yes, I am.
3. Am I rignt? No, you aren't.
4. Is it a cat? Yes, it is.
5. Are they excited? Yes, they are.
6. Are we wrong? No, you aren't.
7. Is Steve sixteen? No, he isn't.
8. Are you hot? No, I'm not.