__________ some medals came to live in the sea is not known.
I haven’t read ____ of his books, but judging from the one I have read I think he’s a very promising writer.
——Why are the tax collectors so busy? ——Many people prefer to have their tax forms completed by a professional rather than ___.
——Please call me at 8:00 tomorrow morning. I’m kind of forgetful. ——Don’t worry about that, you’ll be surely ____.
He ____ writing the paper now. He hadn’t written a single word when I left him ten minutes ago.
——Watch! ——I ____ but ____ I ____ anything unusual.