The 7 prepositions to fill this out are de,a,en,con,sin,por,para

Answer (THE PREPOSITIONS ARE IN ORDER IN WHICH THEY ARE ANSWERED) (DOUBLE CHECK THE ANSWERS FIRST BEFORE USING; SINCE THE VIDEO IS NOT AVAILABLE, THERE IS LIMITED CONTEXT):
a; con; de; en; en; por; para; de; sin; con; en; a; para.