English verb conjugation
SHOULD WHIRR

Regular verb: whirr - whirred - whirred

Affirmation

Simple form	V-ing form
I'd whirr you'd whirr she'd whirr we'd whirr you'd whirr they'd whirr	I'd be whirring you'd be whirring she'd be whirring we'd be whirring you'd be whirring they'd be whirring
Perfect	V-ing perfect
I should've whirred you should've whirred she should've whirred we should've whirred you should've whirred they should've whirred	I should've been whirring you should've been whirring she should've been whirring we should've been whirring you should've been whirring they should've been whirring

Negation

Simple form	V-ing form
I shouldn't whirr you shouldn't whirr she shouldn't whirr we shouldn't whirr you shouldn't whirr they shouldn't whirr	I shouldn't be whirring you shouldn't be whirring she shouldn't be whirring we shouldn't be whirring you shouldn't be whirring they shouldn't be whirring
Perfect	V-ing perfect
I shouldn't have whirred you shouldn't have whirred she shouldn't have whirred we shouldn't have whirred you shouldn't have whirred they shouldn't have whirred	I shouldn't have been whirring you shouldn't have been whirring she shouldn't have been whirring we shouldn't have been whirring you shouldn't have been whirring they shouldn't have been whirring

Interrogative form

Simple form	V-ing form
should I whirr? should you whirr? should she whirr? should we whirr? should you whirr? should they whirr?	should I be whirring? should you be whirring? should she be whirring? should we be whirring? should you be whirring? should they be whirring?
Perfect	V-ing perfect
should I have whirred? should you have whirred? should she have whirred? should we have whirred? should you have whirred? should they have whirred?	should I have been whirring? should you have been whirring? should she have been whirring? should we have been whirring? should you have been whirring? should they have been whirring?

Interro-negative form

Simple form	V-ing form
shouldn't I whirr? shouldn't you whirr? shouldn't she whirr? shouldn't we whirr? shouldn't you whirr? shouldn't they whirr?	shouldn't I be whirring? shouldn't you be whirring? shouldn't she be whirring? shouldn't we be whirring? shouldn't you be whirring? shouldn't they be whirring?
Perfect	V-ing perfect
shouldn't I have whirred? shouldn't you have whirred? shouldn't she have whirred? shouldn't we have whirred? shouldn't you have whirred? shouldn't they have whirred?	shouldn't I have been whirring? shouldn't you have been whirring? shouldn't she have been whirring? shouldn't we have been whirring? shouldn't you have been whirring? shouldn't they have been whirring?