TEACHERS must undergo MoT-style check-ups to make sure they are fit for the classroom under Government plans unveiled yesterday. Staff will have to apply for a “licence to teach” – and take a test to renew it every five years. The licence – similar to those for doctors and lawyers – will help weed out rotten teachers and make it impossible for those who have been sacked to walk into a job at another school. Rookie teachers must apply for a licence from next year. It will then be intro