Struggling again today ..
23a Taxi turned back in one minute, dropping Kelvin (7) M?N????
26a Last words from a 10 in Paris hugging beau regularly (6) ?D????
20d In Berlin, I enter almost new specialised market (5) N????
14d Practise fighting, reveal chest, impressing a director(6-3) S?A?O?-???
Not sure of those letters as I fear that some may be wrong. Answers will probably be clear when I see them but my brain has passed the point of no-return! Many thanks for any help.