1. Is your room dirty? No, ______________. It's clean.
it isn't
they aren't

2. Are butterflies ugly? No, ______________. They're beautiful.
it isn't
they aren't

3. Is math easy? No, ______________. It's difficult.
it's not
they're not

4. Are diamonds cheap? No, ______________. They're expensive.
it's not
they're not

5. Are cheetahs slow? No, ______________. They're fast.
it's not
they aren't

6. Is he sad? No, ______________. He's happy.
he isn't
they aren't

7. Is the lemon sweet? No, ______________. It's sour.
it isn't
they're not

8. Are your shoes comfortable? No, ______________. They're uncomfortable.
it isn't
they aren't

9. Is Paul old? No, ______________. He's young.
he's not
they're not

10. Is Megan married? No, ______________. She's single.
she isn't
they aren't