8a. Definitive test for dentists (4)?r??
2/24d. "I'll always be on record for this, when pushing up the daisies" Wogan might've quipped (6,5)
27a How imprudent of King Henry's former queens to appear like this in his dreams (8)??????s?
28a. "And what speed did you say I was going at, officer?"went Clark Kent (10) no letters