-Every boy and every girl in Russia must go to school, that is, they must get a fool secondary education.
Must every boy and every girl in Russia go to school? Every boy and every girl in Russia mustn't go to school.
Must they get a fool secondary education? They mustn't get a fool secondary education.
-After finishing 9 classes of secondary school young people can continue their education at different kinds of vocational or technical schools or colleges .
Can young people continue their education at different kinds of vocational or technical schools or colleges after finishing 9 classes of secondary school? After finishing 9 classes of secondary school young people can't continue their education at different kinds of vocational or technical schools or colleges .
-Having finished a secondary school, a technical school or a college young people can start working or they may enter an Institute or a University.
Can young people start working or enter an Institute or a University having finished a secondary school, a technical school or a college?
May they enter an Institute or a University having finished a secondary school, a technical school or a college ? Having finished a secondary school, a technical school or a college young people can't start working or they may not enter an Institute or a University.