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，与为被动关系，故用过去分词。句意：——为什么4个孩子如此高兴？——在科技比赛中被判为最好，他们被授予总共20000美元的奖金。
