1. Do we have 6 lessons on Monday?
We do not have 6 lessons on Monday.
И, может, Вы имели в виду специальный вопрос,а не смысловой? Первый раз о таком слышу.
When do we have 6 lessons?
2. Does Mike eat bread and butter for lunch?
Mike does not eat bread and butter for lunch.
What does Mike eat for lunch?