In the USA students (1)start their secondary education at the age of 11. First they (2)go to Middle School for three years. Then they go for High School for four years, from the age 14 to 18. Some students (3)stay school when they are 16 and (4)find jobs. But most students (5) leave at High School still they are 18. Then they (6)take exams and they get " High School Diploma ". There aren't any national exams.
All students at secondary school in the USA (7)studyEnglish, maths, science, and P.E, but students (8) choose other subjects, so they don't all study the same subjects.
About 90% of students in the USA go to (9)state schools. About 10% go to (10) privateschools. Most of the private schools are religious schools.