To be - wh-questions 10

Today's lesson is about verb 'to be' again but this time we're going to focus on another type of questions. In the previous post I mentioned a bit of 2 main types of questions: yes/no and wh- questions. If you don't remember what yes/no questions are or how we make them, click here. 
Dzisiejsza lekcja dotyczy czasownika 'być', ale tym razem sk...