Types of school: mixed school, Single sex schools, State schools, Private schools, Primary school, Secondary school, Boarding school
Other collocations: School-leaving age, school uniforms, school rules, school holidays, school subjects, school-leaving exams
1)Mixed schools
2)I think that 16. Since basically everyone goes to the first grade at 7, and the ninth finish at 16. Or if the eleventh grade, then at 18.
3)School rules are a good idea because people will be disciplined, and the school uniform is not very, because it is not comfortable and fetters action.
4)Too short
5) Most likely languages.
6) I think not.
7) Created in order to educate children, the formation of their independent living skills and the full disclosure of creative abilities.
8) 16-18. I don’t know about exams.