10a) Refuse bridge's dances (6) ???R?S
12a) Move carefully when going between bases (4) E?S?
15d) Visit involving copper worried judge (9) C?L???A??
23a) Copycat rule almost frustrated rule by rich (10) P?????????
31a) Demote top representative after start of race (8) no letters.
All help greatly appreciated
Best thanks Sipowicz and dannyk13 for your prompt and very helpful answers. Please check two of my answers which I cannot parse:
3d) Seem and 17d Raid.