She studied chemistry for three years.

　　她學(xué)了三年化學(xué)。

　　I studied English and Drama at college.

　　我在大學(xué)學(xué)的是英語(yǔ)和戲劇。

　　My brother studied at the Royal College of Art.

　　我哥哥曾就學(xué)于皇家美術(shù)學(xué)院。

　　The report found that 30% of the firms studied had failed within a year.

　　據報告稱(chēng)，受調查的公司有30%一年內倒閉了。

　　He studied politics and economics at Yale.

　　他曾在耶魯大學(xué)學(xué)習政治學(xué)和經(jīng)濟學(xué)。