Whose shoes are these in the middle of the kitchen floor? would be the correct way to state this question.
Question 1 answer: The last option
Question 2 answer: Each change of speaker equals a new paragraph.
* Nosotras vamos a asistir a clase hoy.
(asistir a is its own word and has its own 'a')
what you were doing is "ir + infinitive" lol
