Half of teachers make simple apostrophe mistake | the Daily Mail: "Teachers' shaky grasp of grammar and punctuation has been exposed in a survey of the nation's literacy skills.
Two-thirds made a basic apostrophe mistake in a test administered to more than 2,000 workers from key professions. Eight per cent even muddled the use of I and me.
Test yourself - would you get it right?
Teachers made a string of blunders despite being responsible for drumming correct English into the next generation.
Their less-than-polished performance left them lagging behind employees in the creative and arts sectors."