She used the whole seniorclass to help the lower school clean up the playground on Earth Day.
她曾在地球清洁日组织整个高年级班级帮助低年级打扫操场。
2
School officials decided to make changes at Ballou after less than sixty percent of the seniorclass graduated in two thousand six.
在2006年高年级班不到60%的毕业率后,学校官员决定做出改变。
3
Eleven percent of all Ivy League seniors applied, 16 percent of Yale’s seniorclass, 15 percent of Princeton’s, 25 percent of Spellman’s and 35 percent of the African-American seniors at Harvard.