_____________ worries me the way he keeps changing his mind.
______ yourself with positive people, and you will keep focused on what you can do instead of what you can’t.
This means that for the first time doctors may be able to tell if an infected(被感染的)person who feels well is ________ becoming ill, so that they can try to do something to prevent this.
The moment the people of London heard that their city had won the bid for the 30th Olympic Games, they ________ cheers.
Learn some useful skills, or, I’m afraid, you would ______ nothing in society.
Only_______ stand-up comedians have become famous as television and film actors later on in life._______ person is Billy Crystal.