He is the man who wants to see you.
They rushed over to help the man whose car had broken down.
Please pass me the book whose cover is green.
I never met Julia again after that,which was a pity.
He can swim in the river,which I cannot.
It’s a question that (which) needs careful consideration.
Who is the man that is reading a magazine under the tree?
This is the best film that I have ever seen.
Always do to the others as you would be done by.