should protract
Regular verb: protract - protracted- protracted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd protract
you'd protract
she'd protract
we'd protract
you'd protract
they'd protract 	I'd be protracting
you'd be protracting
she'd be protracting
we'd be protracting
you'd be protracting
they'd be protracting	I should've protracted
you should've protracted
she should've protracted
we should've protracted
you should've protracted
they should've protracted	I should've been protracting
you should've been protracting
she should've been protracting
we should've been protracting
you should've been protracting
they should've been protracting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't protract
you shouldn't protract
she shouldn't protract
we shouldn't protract
you shouldn't protract
they shouldn't protract 	I shouldn't be protracting
you shouldn't be protracting
she shouldn't be protracting
we shouldn't be protracting
you shouldn't be protracting
they shouldn't be protracting	I shouldn't have protracted
you shouldn't have protracted
she shouldn't have protracted
we shouldn't have protracted
you shouldn't have protracted
they shouldn't have protracted	I shouldn't have been protracting
you shouldn't have been protracting
she shouldn't have been protracting
we shouldn't have been protracting
you shouldn't have been protracting
they shouldn't have been protracting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I protract?
should you protract?
should she protract?
should we protract?
should you protract?
should they protract? 	should I be protracting?
should you be protracting?
should she be protracting?
should we be protracting?
should you be protracting?
should they be protracting? 	should I have protracted?
should you have protracted?
should she have protracted?
should we have protracted?
should you have protracted?
should they have protracted? 	should I have been protracting?
should you have been protracting?
should she have been protracting?
should we have been protracting?
should you have been protracting?
should they have been protracting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I protract?
shouldn't you protract?
shouldn't she protract?
shouldn't we protract?
shouldn't you protract?
shouldn't they protract? 	shouldn't I be protracting?
shouldn't you be protracting?
shouldn't she be protracting?
shouldn't we be protracting?
shouldn't you be protracting?
shouldn't they be protracting? 	shouldn't I have protracted?
shouldn't you have protracted?
shouldn't she have protracted?
shouldn't we have protracted?
shouldn't you have protracted?
shouldn't they have protracted? 	shouldn't I have been protracting?
shouldn't you have been protracting?
shouldn't she have been protracting?
shouldn't we have been protracting?
shouldn't you have been protracting?
shouldn't they have been protracting?