English verb conjugation
SHOULD SHIRR

Regular verb: shirr - shirred - shirred

Affirmation

Simple form	V-ing form
I'd shirr you'd shirr she'd shirr we'd shirr you'd shirr they'd shirr	I'd be shirring you'd be shirring she'd be shirring we'd be shirring you'd be shirring they'd be shirring
Perfect	V-ing perfect
I should've shirred you should've shirred she should've shirred we should've shirred you should've shirred they should've shirred	I should've been shirring you should've been shirring she should've been shirring we should've been shirring you should've been shirring they should've been shirring

Negation

Simple form	V-ing form
I shouldn't shirr you shouldn't shirr she shouldn't shirr we shouldn't shirr you shouldn't shirr they shouldn't shirr	I shouldn't be shirring you shouldn't be shirring she shouldn't be shirring we shouldn't be shirring you shouldn't be shirring they shouldn't be shirring
Perfect	V-ing perfect
I shouldn't have shirred you shouldn't have shirred she shouldn't have shirred we shouldn't have shirred you shouldn't have shirred they shouldn't have shirred	I shouldn't have been shirring you shouldn't have been shirring she shouldn't have been shirring we shouldn't have been shirring you shouldn't have been shirring they shouldn't have been shirring

Interrogative form

Simple form	V-ing form
should I shirr? should you shirr? should she shirr? should we shirr? should you shirr? should they shirr?	should I be shirring? should you be shirring? should she be shirring? should we be shirring? should you be shirring? should they be shirring?
Perfect	V-ing perfect
should I have shirred? should you have shirred? should she have shirred? should we have shirred? should you have shirred? should they have shirred?	should I have been shirring? should you have been shirring? should she have been shirring? should we have been shirring? should you have been shirring? should they have been shirring?

Interro-negative form

Simple form	V-ing form
shouldn't I shirr? shouldn't you shirr? shouldn't she shirr? shouldn't we shirr? shouldn't you shirr? shouldn't they shirr?	shouldn't I be shirring? shouldn't you be shirring? shouldn't she be shirring? shouldn't we be shirring? shouldn't you be shirring? shouldn't they be shirring?
Perfect	V-ing perfect
shouldn't I have shirred? shouldn't you have shirred? shouldn't she have shirred? shouldn't we have shirred? shouldn't you have shirred? shouldn't they have shirred?	shouldn't I have been shirring? shouldn't you have been shirring? shouldn't she have been shirring? shouldn't we have been shirring? shouldn't you have been shirring? shouldn't they have been shirring?