Stuck on the last couple of interlinking clues:
17A Dejected - strike interrupts unfinished vessel (7) A?A?O??
14D He's in but not to be disturbed (4) O???
12D Welshman's raised, say, from bed on a regular basis
(5) ??R?S
12A Go abroad with cross-channel dash (4) ??A?
Hints gratefully received.