should extemporize
Regular verb: extemporize - extemporized- extemporized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd extemporize
you'd extemporize
he'd extemporize
we'd extemporize
you'd extemporize
they'd extemporize 	I'd be extemporizing
you'd be extemporizing
he'd be extemporizing
we'd be extemporizing
you'd be extemporizing
they'd be extemporizing	I should've extemporized
you should've extemporized
he should've extemporized
we should've extemporized
you should've extemporized
they should've extemporized	I should've been extemporizing
you should've been extemporizing
he should've been extemporizing
we should've been extemporizing
you should've been extemporizing
they should've been extemporizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't extemporize
you shouldn't extemporize
he shouldn't extemporize
we shouldn't extemporize
you shouldn't extemporize
they shouldn't extemporize 	I shouldn't be extemporizing
you shouldn't be extemporizing
he shouldn't be extemporizing
we shouldn't be extemporizing
you shouldn't be extemporizing
they shouldn't be extemporizing	I shouldn't have extemporized
you shouldn't have extemporized
he shouldn't have extemporized
we shouldn't have extemporized
you shouldn't have extemporized
they shouldn't have extemporized	I shouldn't have been extemporizing
you shouldn't have been extemporizing
he shouldn't have been extemporizing
we shouldn't have been extemporizing
you shouldn't have been extemporizing
they shouldn't have been extemporizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I extemporize?
should you extemporize?
should he extemporize?
should we extemporize?
should you extemporize?
should they extemporize? 	should I be extemporizing?
should you be extemporizing?
should he be extemporizing?
should we be extemporizing?
should you be extemporizing?
should they be extemporizing? 	should I have extemporized?
should you have extemporized?
should he have extemporized?
should we have extemporized?
should you have extemporized?
should they have extemporized? 	should I have been extemporizing?
should you have been extemporizing?
should he have been extemporizing?
should we have been extemporizing?
should you have been extemporizing?
should they have been extemporizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I extemporize?
shouldn't you extemporize?
shouldn't he extemporize?
shouldn't we extemporize?
shouldn't you extemporize?
shouldn't they extemporize? 	shouldn't I be extemporizing?
shouldn't you be extemporizing?
shouldn't he be extemporizing?
shouldn't we be extemporizing?
shouldn't you be extemporizing?
shouldn't they be extemporizing? 	shouldn't I have extemporized?
shouldn't you have extemporized?
shouldn't he have extemporized?
shouldn't we have extemporized?
shouldn't you have extemporized?
shouldn't they have extemporized? 	shouldn't I have been extemporizing?
shouldn't you have been extemporizing?
shouldn't he have been extemporizing?
shouldn't we have been extemporizing?
shouldn't you have been extemporizing?
shouldn't they have been extemporizing?