I'd be bidding you'd be bidding he'd be bidding we'd be bidding you'd be bidding they'd be bidding
Perfect
I should've bidded you should've bidded he should've bidded we should've bidded you should've bidded they should've bidded
V-ing perfect
I should've been bidding you should've been bidding he should've been bidding we should've been bidding you should've been bidding they should've been bidding
Negation
Simple form
I shouldn't bidd you shouldn't bidd he shouldn't bidd we shouldn't bidd you shouldn't bidd they shouldn't bidd
V-ing form
I shouldn't be bidding you shouldn't be bidding he shouldn't be bidding we shouldn't be bidding you shouldn't be bidding they shouldn't be bidding
Perfect
I shouldn't have bidded you shouldn't have bidded he shouldn't have bidded we shouldn't have bidded you shouldn't have bidded they shouldn't have bidded
V-ing perfect
I shouldn't have been bidding you shouldn't have been bidding he shouldn't have been bidding we shouldn't have been bidding you shouldn't have been bidding they shouldn't have been bidding
Interrogative form
Simple form
should I bidd? should you bidd? should he bidd? should we bidd? should you bidd? should they bidd?
V-ing form
should I be bidding? should you be bidding? should he be bidding? should we be bidding? should you be bidding? should they be bidding?
Perfect
should I have bidded? should you have bidded? should he have bidded? should we have bidded? should you have bidded? should they have bidded?
V-ing perfect
should I have been bidding? should you have been bidding? should he have been bidding? should we have been bidding? should you have been bidding? should they have been bidding?
Interro-negative form
Simple form
shouldn't I bidd? shouldn't you bidd? shouldn't he bidd? shouldn't we bidd? shouldn't you bidd? shouldn't they bidd?
V-ing form
shouldn't I be bidding? shouldn't you be bidding? shouldn't he be bidding? shouldn't we be bidding? shouldn't you be bidding? shouldn't they be bidding?
Perfect
shouldn't I have bidded? shouldn't you have bidded? shouldn't he have bidded? shouldn't we have bidded? shouldn't you have bidded? shouldn't they have bidded?
V-ing perfect
shouldn't I have been bidding? shouldn't you have been bidding? shouldn't he have been bidding? shouldn't we have been bidding? shouldn't you have been bidding? shouldn't they have been bidding?