. He tried his best to solve the problem, _______ difficult it was.
GeorgeOrwell,__________ was Eric Arthur, wrote manypolitical novels and essays.
The old temple __________ roof was damaged in a storm isnow under repair.
I've become good friends with several of the students inmy school __________ I met in the English speech contestlast year.
English is a language shared by several diverse cultures, each of __________ uses it somewhat differently.
We are looking __________ for a house in this area.