English verb conjugation
SHOULD SHUDDER

Regular verb: shudder - shuddered - shuddered

Affirmation

Simple form	V-ing form
I'd shudder you'd shudder she'd shudder we'd shudder you'd shudder they'd shudder	I'd be shuddering you'd be shuddering she'd be shuddering we'd be shuddering you'd be shuddering they'd be shuddering
Perfect	V-ing perfect
I should've shuddered you should've shuddered she should've shuddered we should've shuddered you should've shuddered they should've shuddered	I should've been shuddering you should've been shuddering she should've been shuddering we should've been shuddering you should've been shuddering they should've been shuddering

Negation

Simple form	V-ing form
I shouldn't shudder you shouldn't shudder she shouldn't shudder we shouldn't shudder you shouldn't shudder they shouldn't shudder	I shouldn't be shuddering you shouldn't be shuddering she shouldn't be shuddering we shouldn't be shuddering you shouldn't be shuddering they shouldn't be shuddering
Perfect	V-ing perfect
I shouldn't have shuddered you shouldn't have shuddered she shouldn't have shuddered we shouldn't have shuddered you shouldn't have shuddered they shouldn't have shuddered	I shouldn't have been shuddering you shouldn't have been shuddering she shouldn't have been shuddering we shouldn't have been shuddering you shouldn't have been shuddering they shouldn't have been shuddering

Interrogative form

Simple form	V-ing form
should I shudder? should you shudder? should she shudder? should we shudder? should you shudder? should they shudder?	should I be shuddering? should you be shuddering? should she be shuddering? should we be shuddering? should you be shuddering? should they be shuddering?
Perfect	V-ing perfect
should I have shuddered? should you have shuddered? should she have shuddered? should we have shuddered? should you have shuddered? should they have shuddered?	should I have been shuddering? should you have been shuddering? should she have been shuddering? should we have been shuddering? should you have been shuddering? should they have been shuddering?

Interro-negative form

Simple form	V-ing form
shouldn't I shudder? shouldn't you shudder? shouldn't she shudder? shouldn't we shudder? shouldn't you shudder? shouldn't they shudder?	shouldn't I be shuddering? shouldn't you be shuddering? shouldn't she be shuddering? shouldn't we be shuddering? shouldn't you be shuddering? shouldn't they be shuddering?
Perfect	V-ing perfect
shouldn't I have shuddered? shouldn't you have shuddered? shouldn't she have shuddered? shouldn't we have shuddered? shouldn't you have shuddered? shouldn't they have shuddered?	shouldn't I have been shuddering? shouldn't you have been shuddering? shouldn't she have been shuddering? shouldn't we have been shuddering? shouldn't you have been shuddering? shouldn't they have been shuddering?