IP; ...do you what we have had to do?, if you spare the rod you will spoil the child, they have to read a particular chapter and from there questions arise for the exam, so then they will go and study IP.
ED; ...¿sabe qué nos ha tocado hacer?, y es que la letra con sangre entra, se leen tal capitulo y de ahí salen preguntas para el examen, entonces ahí sí se van a estudiar ED.