---What a prosperous city your hometown is!---Yes. _____ used to be a small village many years ago has developed into a modern city.
The scientists were waiting to see the problem _____.
—Good morning. Can I help you? —I’d like to have this package _____, madam.
The next morning she found the man _____ in bed, dead.
If a story is _____, you’ll become _____ when you read it.
Many things _____ impossible in the past are common today.