English verb conjugation
SHOULD UNDERSTEER

Regular verb: understeer - understeered - understeered

Affirmation

Simple form	V-ing form
I'd understeer you'd understeer he'd understeer we'd understeer you'd understeer they'd understeer	I'd be understeering you'd be understeering he'd be understeering we'd be understeering you'd be understeering they'd be understeering
Perfect	V-ing perfect
I should've understeered you should've understeered he should've understeered we should've understeered you should've understeered they should've understeered	I should've been understeering you should've been understeering he should've been understeering we should've been understeering you should've been understeering they should've been understeering

Negation

Simple form	V-ing form
I shouldn't understeer you shouldn't understeer he shouldn't understeer we shouldn't understeer you shouldn't understeer they shouldn't understeer	I shouldn't be understeering you shouldn't be understeering he shouldn't be understeering we shouldn't be understeering you shouldn't be understeering they shouldn't be understeering
Perfect	V-ing perfect
I shouldn't have understeered you shouldn't have understeered he shouldn't have understeered we shouldn't have understeered you shouldn't have understeered they shouldn't have understeered	I shouldn't have been understeering you shouldn't have been understeering he shouldn't have been understeering we shouldn't have been understeering you shouldn't have been understeering they shouldn't have been understeering

Interrogative form

Simple form	V-ing form
should I understeer? should you understeer? should he understeer? should we understeer? should you understeer? should they understeer?	should I be understeering? should you be understeering? should he be understeering? should we be understeering? should you be understeering? should they be understeering?
Perfect	V-ing perfect
should I have understeered? should you have understeered? should he have understeered? should we have understeered? should you have understeered? should they have understeered?	should I have been understeering? should you have been understeering? should he have been understeering? should we have been understeering? should you have been understeering? should they have been understeering?

Interro-negative form

Simple form	V-ing form
shouldn't I understeer? shouldn't you understeer? shouldn't he understeer? shouldn't we understeer? shouldn't you understeer? shouldn't they understeer?	shouldn't I be understeering? shouldn't you be understeering? shouldn't he be understeering? shouldn't we be understeering? shouldn't you be understeering? shouldn't they be understeering?
Perfect	V-ing perfect
shouldn't I have understeered? shouldn't you have understeered? shouldn't he have understeered? shouldn't we have understeered? shouldn't you have understeered? shouldn't they have understeered?	shouldn't I have been understeering? shouldn't you have been understeering? shouldn't he have been understeering? shouldn't we have been understeering? shouldn't you have been understeering? shouldn't they have been understeering?