This is a robot. It cleans floors
This is a robot which/that cleans floors.
She is a woman. She makes things
She is a woman who/that makes things
I bought a clock. It plays music.
I bought a clock which/that plays music
That’s the shop. I bought my gloves there
That’s the shop where I bought my gloves
Is that your friend? She works for Microsoft?
Is that your friend who/that works for Microsoft?
Have you got a mouse? You don’t need it.
Have you got a mouse which/that you don’t need?
This is the town. Marie Curie was born here
This is the town where Marie Curie was born.
