30. in a science petition, the three students were awarded scholarships totaling
$ 21, 000.
A. To be judged the best
B. Judged the best
C. Having judged the best
D. Judging the best
网友回答
A. To be judged the best
(答案→)B. Judged the best
C. Having judged the best
D. Judging the best
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