There is only one Greek island where I have never been.
There is only one Greek island that/which/ - I have never visited.
What was the name of the person who/that bought your old car?
This is the last time when I go to this school.
I didn’t know what was so exciting about her.
This is the school which/that/- I used to go to.
There was nobody in the audience who/that laughed.
This is the street where/in which I live.
There is hardly a moment when I can have a rest.
This was the first car which/that/ - I drove.
He was the first man who/that landed on the moon.
She was the last student who/whom/that/- I asked.
In the whole book there was only one chapter which/that/- I was interested in.
It was 1965 when they started to build the new school.
Those are the people whose dog bit me.
There was only one painting which/that hadn’t been sold.
Do you know the girl who/that lives next door?
I can’t believe what you told me yesterday.
This is the cottage where/in which we slept on our holiday.