When I returned to my study, I found the floor thoroughly ____ and all my books ____ according to the types of books.
It was ____ loud music that we couldn’t hear ourselves speak.
---I’m very sorry to have ___ you with so many questions. ---It doesn’t matter.
That couldn’t be better means____.
Two years ago I broke my arm ____ football.
The book ____ forty maps, three of Great Britain ____.