should undertain
Verbo regolare: undertain - undertained- undertained

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I'd undertain
you'd undertain
he'd undertain
we'd undertain
you'd undertain
they'd undertain 	I'd be undertaining
you'd be undertaining
he'd be undertaining
we'd be undertaining
you'd be undertaining
they'd be undertaining	I should've undertained
you should've undertained
he should've undertained
we should've undertained
you should've undertained
they should've undertained	I should've been undertaining
you should've been undertaining
he should've been undertaining
we should've been undertaining
you should've been undertaining
they should've been undertaining	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I shouldn't undertain
you shouldn't undertain
he shouldn't undertain
we shouldn't undertain
you shouldn't undertain
they shouldn't undertain 	I shouldn't be undertaining
you shouldn't be undertaining
he shouldn't be undertaining
we shouldn't be undertaining
you shouldn't be undertaining
they shouldn't be undertaining	I shouldn't have undertained
you shouldn't have undertained
he shouldn't have undertained
we shouldn't have undertained
you shouldn't have undertained
they shouldn't have undertained	I shouldn't have been undertaining
you shouldn't have been undertaining
he shouldn't have been undertaining
we shouldn't have been undertaining
you shouldn't have been undertaining
they shouldn't have been undertaining	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I undertain?
should you undertain?
should he undertain?
should we undertain?
should you undertain?
should they undertain? 	should I be undertaining?
should you be undertaining?
should he be undertaining?
should we be undertaining?
should you be undertaining?
should they be undertaining? 	should I have undertained?
should you have undertained?
should he have undertained?
should we have undertained?
should you have undertained?
should they have undertained? 	should I have been undertaining?
should you have been undertaining?
should he have been undertaining?
should we have been undertaining?
should you have been undertaining?
should they have been undertaining? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
shouldn't I undertain?
shouldn't you undertain?
shouldn't he undertain?
shouldn't we undertain?
shouldn't you undertain?
shouldn't they undertain? 	shouldn't I be undertaining?
shouldn't you be undertaining?
shouldn't he be undertaining?
shouldn't we be undertaining?
shouldn't you be undertaining?
shouldn't they be undertaining? 	shouldn't I have undertained?
shouldn't you have undertained?
shouldn't he have undertained?
shouldn't we have undertained?
shouldn't you have undertained?
shouldn't they have undertained? 	shouldn't I have been undertaining?
shouldn't you have been undertaining?
shouldn't he have been undertaining?
shouldn't we have been undertaining?
shouldn't you have been undertaining?
shouldn't they have been undertaining?