Q: .

I used an old rag to clean the knife , and then I put *it* in the drawer.

Do "it" and "the knife" mean the same thing?
A: yes
Q: .

Sam took French classes from Adam , because *he* was known to speak it fluently.

Do "he" and "Adam" mean the same thing?
A: yes
Q: .

The sculpture rolled off the shelf because *it* wasn't level.

Do "it" and "the shelf" mean the same thing?
A:
yes