Costs for graduate study in the United States also differ from school to school, and even from program to program.

VOA: special.2010.04.08

The study was, eleven- and 12-year-old boys at a camping program.

实验中有一些11，12岁的男孩,参加一个野营活动。

耶鲁公开课 - 心理学导论课程节选

The Fulbright Foreign Student Program helps graduate students and young professionals do research and study in the United States for a year or longer.

VOA: special.2009.02.12