Very grateful for any help with these three clues please.
4dn: “Choker that may be worn to dance (4).” I have C?O?.
19dn: “Noisy lot going to tango clubs, perhaps, in retro gear (4,4).” I have ?O?T, ?U?T.
48dn: “Rest of French power to be shut down? (6).” I have ?E?E?D.