Not until I began to work ____ how much time I had wasted.
He walked along in the _____hoping no one would recognize him.
They _______to finish the task before July, but they didn’t make it because of the terrible weather.
Tom is a stubborn and careful man; It took many hours to_______ him of my good idea and to give up his.
The monitor wanted to buy two_______ stamps, but the salesgirl only sold him_______ these stamps.
I spent most of my money in the first week and________ had very little to eat by the end of the holiday.