I have no pencils. Can you share your pencil with me / him / her, Sally?
I have no pencils. Can you share your pencil with me, Sally?
Jessica has a lovely cat. The cat sleeps with him / her / it every night.
Jessica has a lovely cat. The cat sleeps with her every night.
Sam and his brother are rude. I don't like you / them / they.
Sam and his brother are rude. I don't like them.