17a, gambles onriver boat, ?????
26a, prefers good turns, ???o?r?
51a, concernin function centre earnings, ?e???u?
68a, uniform take back in by headmaster, s?m?
8d, objective to change boundaries, or not, ?b?a???
23d, harm the french career, ?u????
54d, small desk is steady, ??a?l?
thanks for any help.