A few things worth knowing

The blanks are fillable. Click any line and start typing. Save a copy when you’re done so your answers stay with the file.
On an iPad, use a stylus. Open it in Files, GoodNotes or Notability and write on it like paper. That’s the best way to handle the exercises that ask you to draw.
Two pages are for drawing, not typing. The role wheel and the Ready Room circle are meant to be marked up by hand.