George Gervin made the most difficult shots look easy. He was also famous for keeping his cool in every game, playing in a relaxed way under pressure. Gervin, who played most of his 14 years in the NBA with the San Antonio Spurs, was unequalled in many ways as a shooting guard.

21. Whose nickname has nothing to do with basketball?

A. Nate Archibald's. B. Earvin Johnson's.

C. Karl Malone's. D. George Gervin's.

22. The underlined word "chagrin" in Paragraph 3 probably means "_____".

A. amazement B. annoyance

C. enthusiasm D. impatience

23. Why was George Gervin called "The Iceman"?

A. He was always as cold as ice.

B. He had a glass of iced beer every day.

C. He didn't get along well with his teammates.

D. He was always able to keep calm on the court.

24. The author's purpose in writing the text is to _____.

A. uncover the secrets of NBA players' success

B. talk about how to give others a lovely nickname

C. introduce some NBA players and their nicknames

D. show how to become an excellent basketball player