He compared obesity rates and physical activity levels of women who had been in high school before and after Title Nine took effect.

VOA: special.2010.03.04

for a while before deciding, "I'd rather teach high school

那是在我下决定之前的一段时间，“我宁愿教高中，

我的专业 - SpeakingMax英语口语达人

He left high school before completing his studies.

VOA: special.2009.10.11

Before that,she says, students from her high school never thought they could get into a grande ecole.

VOA: standard.2010.02.02