Difference between the usage of It's and They're

Knowing the difference among it's and they're

1. Yes, it is. It’s a bag. No, it isn’t. They’re bags. Yes, they are. No, they aren’t.

2. Yes, it is. It’s a bag. No, it isn’t. They’re bags. Yes, they are. No, they aren’t.

3. Yes, it is. It’s a crayon. No, it isn’t. They’re crayons. Yes, they are. No, they aren’t.

4. Yes, it is. It’s a crayon. No, it isn’t. They’re crayons. Yes, they are. No, they aren’t.

5. Yes, it is. It’s a book. No, it isn’t. They’re books. Yes, they are. No, they aren’t.

6. Yes, it is. It’s a book. No, it isn’t. They’re books. Yes, they are. No, they aren’t.

7. Yes, it is. It’s a cat. No, it isn’t. They’re cats. Yes, they are. No, they aren’t.

8. Yes, it is. It’s a cat. No, it isn’t. They’re cats. Yes, they are. No, they aren’t.

9. Yes, it is. It’s a bird. No, it isn’t. They’re birds. Yes, they are. No, they aren’t.

10. Yes, it is. It’s a bird. No, it isn’t. They’re birds. Yes, they are. No, they aren’t.

11. Yes, it is. It’s a pencil. No, it isn’t. They’re pencils. Yes, they are. No, they aren’t.

12. Yes, it is. It’s a pencil. No, it isn’t. They’re pencils. Yes, they are. No, they aren’t.

13. It’s a ___. They’re _____.

14. Yes, it is. / No, it isn’t. Yes, they are. / No, they aren’t.