A clock is something ___ shows the time.
She's the girl ___ brother got married yesterday.
We use it to refer to places.
Do you know ___ got the job?
I'm going to go to a place ___ you can see dolphins tomorrow!
I want to live in a place ___ it's hot and sunny.
I met a man ___ was a scientist.
This is the necklace ___ John bought me.
___ book is this?
We use it to refer to people.
We use it to refer to things or animals.
We use it to refer to possession.