Fifty-seven percent graduated with a bachelor of arts degree in four years. Thirty-nine percent took five years.
57%的毕业生花费四年的时间获得学士学位,39%的毕业生花费五年的时间。
The project started with only twenty women and grew to four hundred fifty women in five years.
刚开始参与这项工程的只有20位妇女,但在五年内已经增加到450位妇女。
The volunteer participants were then sequestered in hotel rooms, exposed to a cold virus and observed for five days. Fifty-four of them came down with colds.
这些志愿参与者当时被隔离居住在带有感冒病毒的酒店房间里,并观察了5天,他们中的54人感冒了。
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