48d-An open "palce of assembly" in ancient Greek city-states (5) A???A
44d-a stanza consisting of two successive lines of verse, typically rhyming and of the same lengty (7)??U???T
43a-brand name of a type of man-made elastane fibre (5)????A
51a-Dome-shaped home or shelter of some inuit people(5) ????E