--- Why do you always put this book in your backpack?--- Because this book ________ my interest in the study of history.
If I felt some pain, I would stop _________.
--Does the bike belong to_________? ---No, it is ___________.
There is ______ bridge in the old town.
What _______ interesting game it is! It must be ______ great fun.
I like music that I can dance____.