One hundred thousand years ago, ________ choice was simple when it came to ________ drink—there was no choice. It was water or nothing.
I ________ asleep because it took me a long time to realize that the telephone was ringing.
A few days in this country, ________ you will be attracted by its impressive culture.
_________ obviously made no difference whether I was there to look after things or not.
Let’s have a talk over this matter this afternoon, or __________ it is convenient to you.
Many of us love traveling, but lack of financial _________ often holds us back from seeing the world.