Match parts of the phrases below to complete the sentences. At the age of 5-11 At the age of 11-16 At the age of 16 At the age of 18+ At the age of 17-18 100 % of students go to primary school. 100% of students go to secondary school. In England they take GCSE exams. 20% of students go to university. British students prepare for their A-levels. :