问题
选择题
---Why are the four students so happy?
---_______ in the science competition, they are awarded prize money totaling $20,000.
A．Judged the best
B．Judging the best
C．To be judged the best
D．Having judged the best
答案
答案：A
考查非谓语动词。句中逻辑主语为they，与judge之间为被动关系，故用过去分词。根据句意选择A。