Private Eye Crossword N0 757

[Matakari]

Good afternoon, I’m stuck on the following for which I would appreciate answers, thanks!

11a On the alert after a tense, temporary erection one has (9) : ??T??????
12a Deal taken by those demanding recognition of their preferred sexual identity?(11)
????????I??
19a Beastly thing – firm, yet badly crushing ball (6) : C???T?
20a Quite the gentleman, my Roger, in the sack (4-4) : ?E?????D
28a Faithful embracing Conservative leader – will that stop the quarrelling? (5):
T???E
29a Cut rush to restrict Democrat legislation (8) : R???C?E?
9d Snag in advanced stage of erection? Don't lag behind (5,2) :?????U?

[kettledrum]

19a coyote

[kettledrum]

28a truce

[Patsy33]

28 Truce

[Patsy33]

9 Catch up

[TheWinner]

9d catch up ?

[TheWinner]

11a. attentive/attention ?

[Captain2]

29 Ree-D-act-ed

[Captain2]

^^^ too many 'E's there

Re-D-act-ed

[1581960]

12a transaction

[Neveracrossword]

20 Well Bred

[Matakari]

Many thanks and help for the the last few!
10a *** as Robin's band? (5) : M?R??
23/13ac. Bold moves round edge of party – Boris, or one of his chums? (3,3)
O?D/B?? ( OLD BOY )

3d Gulf close to being swamped by dope (5) : A???S ( ABYSS )
8d Princess Di description of party executive leader given the Strobes treatment? (3-4) D???Y?

[elliemay1]

10a merry

[Neveracrossword]

Merry
Old Boy
Abyss
Doe-Eyed

[Matakari]

Many thanks, NACW! I had MERRY but could not parse it satisfactorily.

[Neveracrossword]

Matakari, thanks. Merry is just a double definition, it means the first word in the clue, and also Robin Hood's band of men.
3D Ass, with By inside.