Not until his father came back ____________ to bed.
I regret ______ that I’m too busy ______ in the talk.
It was on the farm _____he spent his childhood _____he learned how to grow vegetables.
Not until ________to do my homework ________ how much time I had wasted playing computer games.
The two presidents agree with each other on the whole, but much remains ______ at the following meeting.
The manager promised to keep us _____ of how our business was going on.