If a student is poor at speaking English, he should catch every chance to open his mouth and speak.

如果学生不擅长英语口语，他应该抓住每个开口说英语的机会。

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Tom, a middle school student, would take out his smart phone, open a special app and search the problem.

初中生汤姆会拿出他的智能手机，打开某个特定的应用来搜索问题。

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The six Halls of Residence are open and operating. Meals have been provided to student residents.

所有六个宿舍大楼都正常运营，向住校学生提供了饮食。

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But no one who is a student of the tug of war between open and closed systems thinks this battle is over.

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Still, the university student plans to open source the full application and invite more auditing before making any claims about its fool-proof security.

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They reflect the tightening up of the student visa system which was, and still is, open to flagrant abuse.

BBC: UK Border Agency