If _____, please buy me a backpack while you are at the supermarket.
They put forward a lot of plans at the meeting, none of _________ carried out in their work.
He had a lot of friends, only a few of _________ invited to his wedding.
The buses, most of _________ were already full, were surrounded by an angry crowd.
David is such a good boy _________ all the teachers like.
A man with a bleeding hand hurried in and asked, “Is there a hospital around _________ I can get some medicine for my wounded hand?”