English verb conjugation
SHOULD BID

Irregular verb: bid - bid, bade - bid, bidden

Affirmation

Simple form	V-ing form
I'd bid you'd bid she'd bid we'd bid you'd bid they'd bid	I'd be bidding you'd be bidding she'd be bidding we'd be bidding you'd be bidding they'd be bidding
Perfect	V-ing perfect
I should've bid, bidden you should've bid, bidden she should've bid, bidden we should've bid, bidden you should've bid, bidden they should've bid, bidden	I should've been bidding you should've been bidding she should've been bidding we should've been bidding you should've been bidding they should've been bidding

Negation

Simple form	V-ing form
I shouldn't bid you shouldn't bid she shouldn't bid we shouldn't bid you shouldn't bid they shouldn't bid	I shouldn't be bidding you shouldn't be bidding she shouldn't be bidding we shouldn't be bidding you shouldn't be bidding they shouldn't be bidding
Perfect	V-ing perfect
I shouldn't have bid, bidden you shouldn't have bid, bidden she shouldn't have bid, bidden we shouldn't have bid, bidden you shouldn't have bid, bidden they shouldn't have bid, bidden	I shouldn't have been bidding you shouldn't have been bidding she 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	V-ing form
should I bid? should you bid? should she bid? should we bid? should you bid? should they bid?	should I be bidding? should you be bidding? should she be bidding? should we be bidding? should you be bidding? should they be bidding?
Perfect	V-ing perfect
should I have bid, bidden? should you have bid, bidden? should she have bid, bidden? should we have bid, bidden? should you have bid, bidden? should they have bid, bidden?	should I have been bidding? should you have been bidding? should she have been bidding? should we have been bidding? should you have been bidding? should they have been bidding?

Interro-negative form

Simple form	V-ing form
shouldn't I bid? shouldn't you bid? shouldn't she bid? shouldn't we bid? shouldn't you bid? shouldn't they bid?	shouldn't I be bidding? shouldn't you be bidding? shouldn't she be bidding? shouldn't we be bidding? shouldn't you be bidding? shouldn't they be bidding?
Perfect	V-ing perfect
shouldn't I have bid, bidden? shouldn't you have bid, bidden? shouldn't she have bid, bidden? shouldn't we have bid, bidden? shouldn't you have bid, bidden? shouldn't they have bid, bidden?	shouldn't I have been bidding? shouldn't you have been bidding? shouldn't she have been bidding? shouldn't we have been bidding? shouldn't you have been bidding? shouldn't they have been bidding?