问题
选择题
Thousands of athletes _______ in many countries will compete ________ medals in the 2008 Olympic Games in Beijing.
A．involved; in
B．involving; by
C．to involve; against
D．involved; for
答案
答案：D
句意：在许多国家涉及到的成千上万名运动员将为了夺取金牌参加2008年北京奥运会。be involved in 涉及，卷入，involved in在这作定语，compete for 为了什么参加比赛。故选D。