(19a) One shows lack of presence giving starts to any Irish business ideas. (5) A???I.
(20d) Do some laundry, then nag? That's loco! (4, 5) ??O? H???E.
(33a & 34a) How on earth to get a boxer to gobble chow? That's how tough life is! (3,3,3,5) D?G ?A? D?G W????.