In Scotland, pupils take Standard Grades, Highers and Advanced Highers rather than GCSEs and A-levels.

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Markers have highlighted problems with basic English in this year's Standard Grades and Highers.

BBC: Scottish exam markers find errors in basic English

GCSEs are taken by pupils in England, Wales and Northern Ireland, but students in Scotland take Standard Grades.

BBC: Government to phase out modular GCSEs from 2012

The government flatly denied the claims - insisting the new literacy and numeracy awards would cover the same level as Standard Grades did currently.

BBC: Scottish exams shake-up announced

The efforts of these organizations and many other like-minded groups are part of a national movement that would make social and emotional learning a free-standing, required learning standard for grades pre-k through 12.

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But AQA said this would mean awarding C grades for work below the standard.

BBC: Exam boards defend GCSE English role in High Court

Heated outside mirrors are standard on all grades.

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But today Health Grades' methodology is an industry standard, and top hospitals pay for its advice.

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Also standard on SV and SL grades is the Nissan Navigation System with NavTraffic (SiriusXM subscription required, sold separately).

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In its report, Standard and Poor's said it had revised the way it grades sovereign jurisdictions.

BBC: Deputy Charles Parkinson