English verb conjugation
SHOULD SWAB

Regular verb: swab - swabed - swabed

Affirmation

Simple form	V-ing form
I'd swab you'd swab she'd swab we'd swab you'd swab they'd swab	I'd be swabing you'd be swabing she'd be swabing we'd be swabing you'd be swabing they'd be swabing
Perfect	V-ing perfect
I should've swabed you should've swabed she should've swabed we should've swabed you should've swabed they should've swabed	I should've been swabing you should've been swabing she should've been swabing we should've been swabing you should've been swabing they should've been swabing

Negation

Simple form	V-ing form
I shouldn't swab you shouldn't swab she shouldn't swab we shouldn't swab you shouldn't swab they shouldn't swab	I shouldn't be swabing you shouldn't be swabing she shouldn't be swabing we shouldn't be swabing you shouldn't be swabing they shouldn't be swabing
Perfect	V-ing perfect
I shouldn't have swabed you shouldn't have swabed she shouldn't have swabed we shouldn't have swabed you shouldn't have swabed they shouldn't have swabed	I shouldn't have been swabing you shouldn't have been swabing she shouldn't have been swabing we shouldn't have been swabing you shouldn't have been swabing they shouldn't have been swabing

Interrogative form

Simple form	V-ing form
should I swab? should you swab? should she swab? should we swab? should you swab? should they swab?	should I be swabing? should you be swabing? should she be swabing? should we be swabing? should you be swabing? should they be swabing?
Perfect	V-ing perfect
should I have swabed? should you have swabed? should she have swabed? should we have swabed? should you have swabed? should they have swabed?	should I have been swabing? should you have been swabing? should she have been swabing? should we have been swabing? should you have been swabing? should they have been swabing?

Interro-negative form

Simple form	V-ing form
shouldn't I swab? shouldn't you swab? shouldn't she swab? shouldn't we swab? shouldn't you swab? shouldn't they swab?	shouldn't I be swabing? shouldn't you be swabing? shouldn't she be swabing? shouldn't we be swabing? shouldn't you be swabing? shouldn't they be swabing?
Perfect	V-ing perfect
shouldn't I have swabed? shouldn't you have swabed? shouldn't she have swabed? shouldn't we have swabed? shouldn't you have swabed? shouldn't they have swabed?	shouldn't I have been swabing? shouldn't you have been swabing? shouldn't she have been swabing? shouldn't we have been swabing? shouldn't you have been swabing? shouldn't they have been swabing?