My brother was still studying _______into the night while I was _______asleep.
She works as a typist in a company. However, she doesn’t like the work, because _____ calls for patience and speed.
He moved to Germany in _____, when he was in _____.
The most important thing about cotton in history is _____ part that it played in _____ Industrial Revolution.
It’s already 10 o’clock. I wonder how i____________that she was two hours late on such a short trip.
_______ what would happen, none of them could find a way out.