--- Are these socks yours? --- No. Mine ______ outside on the clothes line.
_________ happened to be no one in the building when the fire broke out.
—Do you think she’s going to leave? —The ____had crossed my mind.
I realize she can be very troublesome, but ____ I think you should apologize for being so angry with her.
It doesn’t matter to me____ I miss my train, because there’s another one later.
—I thought you wouldn’t mind. —Well, as a matter of fact I ____; but you should have asked me first.