Даю 25 баллов!Помогите,не понимаю Задайте 4 типа вопросов и вопрос к подлежащему: The course of training at the Academy lasts 5.5 years.

Общий вопрос: Does the course of training at the Academy last 5.5 years? Специальный вопрос: How long is the course of training at the Academy? Разделительный вопрос: The course of training at the Academy lasts 5.5 years, doesn't it? Альтернативный вопрос: Does the course of training at the Academy last 5.5 or 7.7 years? Вопрос к подлежащему: What lasts 5.5 years?