На кривой совокупного предложения (AS) состояние полной занятости в экономике характеризует отрезок вертикальный

1. In Great Britain children start going to school when they are seven.

2. Complusary education begins at the age of 11.

3. Primary education lasts for five years.

4. In infant schools children learn how to write and read, and do mathematics.

5. Boys and girls study at junior school for six years.

6. If they go to grammar schools they will not have a good education.

7. Modern schools are most popular in England.

8. German, History and Science are called 'core' subjects.

9. Boys and girls study together at private schools.

предложения составлены правильно!