can underrun
Verbo irregolare: underrun - underran- underrun

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can underrun
you can underrun
he can underrun
we can underrun
you can underrun
they can underrun 	I can be underruning
you can be underruning
he can be underruning
we can be underruning
you can be underruning
they can be underruning	I can have underrun
you can have underrun
he can have underrun
we can have underrun
you can have underrun
they can have underrun	I can have been underruning
you can have been underruning
he can have been underruning
we can have been underruning
you can have been underruning
they can have been underruning	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can't underrun
you can't underrun
he can't underrun
we can't underrun
you can't underrun
they can't underrun 	I can't be underruning
you can't be underruning
he can't be underruning
we can't be underruning
you can't be underruning
they can't be underruning	I can't have underrun
you can't have underrun
he can't have underrun
we can't have underrun
you can't have underrun
they can't have underrun	I can't have been underruning
you can't have been underruning
he can't have been underruning
we can't have been underruning
you can't have been underruning
they can't have been underruning	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I underrun?
can you underrun?
can he underrun?
can we underrun?
can you underrun?
can they underrun? 	can I be underruning?
can you be underruning?
can he be underruning?
can we be underruning?
can you be underruning?
can they be underruning? 	can I have underrun?
can you have underrun?
can he have underrun?
can we have underrun?
can you have underrun?
can they have underrun? 	can I have been underruning?
can you have been underruning?
can he have been underruning?
can we have been underruning?
can you have been underruning?
can they have been underruning? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can't I underrun?
can't you underrun?
can't he underrun?
can't we underrun?
can't you underrun?
can't they underrun? 	can't I be underruning?
can't you be underruning?
can't he be underruning?
can't we be underruning?
can't you be underruning?
can't they be underruning? 	can't I have underrun?
can't you have underrun?
can't he have underrun?
can't we have underrun?
can't you have underrun?
can't they have underrun? 	can't I have been underruning?
can't you have been underruning?
can't he have been underruning?
can't we have been underruning?
can't you have been underruning?
can't they have been underruning?