She has made friends at the academy and at the university, where this summer she completed a precalculus course so that she can take college calculus in the fall. 她（Brasil）已经在学院以及在大学都交到了朋友。在大学，今年夏天她完成了微积分预备课程，这样在今年秋天便能在大学上微积分课。
Only 46% of 12th graders can do 7th-grade work and only 5% can do precalculus work." 十二年级学生只有百分之四十六能做七年级的作业，而且只有百分之五能应付学习微积分前必修课的作业。”
