What a swine this week!
Thanks to earlier answere have struggled to last 5 :
4D - Duck's stuffing on reflection rated average (5)
21D - Sound of German rising for series of prayers (7)
27A - True struggle disheartened this old Union's members (7)
37A - Keen on son making pass swiftly (5)
Rather casual maiden winks back, on and off (5)
The usual caveat as to the accuracy of some (or in this week's case all) of the letters cited applies