— Why are the four students so happy?—______ in the science competition, they ar

题型：不详难度：来源：

— 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

A

解析

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。