If you want to be a musician, you have to really________ yourself to it. Which word is used here improperly?
| A．devote | B．dedicate | C．enjoy | D．commit |
______ yourself with positive people, and you will keep focused on what you can do instead of what you can’t.
| A．Surround | B．Surrounding | C．Surrounded | D．Have surrounded |
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.
| A．in case of | B．in danger of | C．in terms of | D．in charge of |
The moment the people of London heard that their city had won the bid for the 30th Olympic Games, they ________ cheers.
| A．burst in | B．burst out | C．burst into | D．burst with |
Learn some useful skills, or, I’m afraid, you would ______ nothing in society.
| A．complete | B．perform | C．accomplish | D．finish |
Only_______ stand-up comedians have become famous as television and film actors later on in life._______ person is Billy Crystal.
| A．a few; One such | B．some; A such | C．few; Such a | D．fewer; Such one |