I just couldn't get used to living in a big city, so here I am back in school taking courses for a teacher's certificate.

我只是无法适应大城市的生活，所以又回到了学校，参加教师资格证书的课程。

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Some 65% of American men aged 62-74 with a professional degree are in the workforce, compared with 32% of men with only a high-school certificate.

在美国，拥有专业学位的62-74岁男性中，约有65%的人在工作，而在只有高中学历的同年龄段男性中，这一比例为32%。

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Sanlian bookstores will give young readers a Star Reader certificate and a discount card if they read any 8 books over the summer.

只要年轻读者在暑假期间阅读了8本书，三联书店就会为他们颁发星级读者证书和打折卡。

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What's unfair is that we make it tough for young people to get a job unless they pay danegeld to a four-year college to get a certificate that says it's okay to employ them.

FORBES: Truth in Packaging

The giver fills out a form -- and for a fee the company e-mails the recipient a virtual gift certificate.

CNN: Shoppers, computer

Previously, recruits to the profession did a one-year Masters course at a university, provided they had a PGCE (post-graduate certificate of education) plus two years of teaching experience.

BBC: NEWS | UK | Education | Psychologists' shortage claim