Many people use this as an opportunity to learn new skills, such, innocence as photography, foreign languages or a course in medieval history - just because they are interested.

许多人利用这个机会学习新技能，例如，从头学习摄影、外语或中世纪史课程——只是因为他们感兴趣。

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They may choose to study foreign languages, advanced mathematics or science, such as physics or chemistry.

他们可以选择学习外国语文、高等数学或像物理、化学的科学。

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He has learned some foreign languages, like (such as) French and German.

他已学会了几门外语，如法语和德语。

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They hire better-qualified teachers, and more of them, offering higher salaries to lure those with qualifications in difficult subjects such as physics, mathematics and foreign languages, and now have twice as many teachers per pupil as state schools do.

ECONOMIST: Private education