Sunday Times Cryptic 4930

[NeilMunro]

Very grateful for all help with these clues please.
5dn: “A pretty mischievous feature in a church (5,4).
9ac: “My periods of sexual activity enthral quiet doctors (8).”
11ac: “Son breaks fresh coverage of fake ghosts in bulletins (4,6).”
20dn: “I filled canvas bag with Medical Officer at front (5).”

[mallyh]

5d acute arch

[Mamyalynne]

5 Acute Arch

9 Cor ru P ts

11 New s sheets

20 Mo net

[Captain2]

5 A-cute arch

[Lie-in King]

5d Acute arch - 'a cute arch (mischievous)'
9a Corrupts - 'cor (my!) ruts' (enthral) 'p(iano; quiet)'
11a News sheets - 's(on)' (in) 'new sheets (covers for fake ghosts)'
20d Monet - 'M(edical) O(fficer)' + 'net' (bag)

[mallyh]

9 corrupts

[NeilMunro]

Many thanks!!!

[Mamyalynne]

Welcome.

[Captain2]

What a surprise!