can underwork
Verbo regular: underwork - underworked- underworked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can underwork
you can underwork
she can underwork
we can underwork
you can underwork
they can underwork 	I can be underworking
you can be underworking
she can be underworking
we can be underworking
you can be underworking
they can be underworking	I can have underworked
you can have underworked
she can have underworked
we can have underworked
you can have underworked
they can have underworked	I can have been underworking
you can have been underworking
she can have been underworking
we can have been underworking
you can have been underworking
they can have been underworking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't underwork
you can't underwork
she can't underwork
we can't underwork
you can't underwork
they can't underwork 	I can't be underworking
you can't be underworking
she can't be underworking
we can't be underworking
you can't be underworking
they can't be underworking	I can't have underworked
you can't have underworked
she can't have underworked
we can't have underworked
you can't have underworked
they can't have underworked	I can't have been underworking
you can't have been underworking
she can't have been underworking
we can't have been underworking
you can't have been underworking
they can't have been underworking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I underwork?
can you underwork?
can she underwork?
can we underwork?
can you underwork?
can they underwork? 	can I be underworking?
can you be underworking?
can she be underworking?
can we be underworking?
can you be underworking?
can they be underworking? 	can I have underworked?
can you have underworked?
can she have underworked?
can we have underworked?
can you have underworked?
can they have underworked? 	can I have been underworking?
can you have been underworking?
can she have been underworking?
can we have been underworking?
can you have been underworking?
can they have been underworking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I underwork?
can't you underwork?
can't she underwork?
can't we underwork?
can't you underwork?
can't they underwork? 	can't I be underworking?
can't you be underworking?
can't she be underworking?
can't we be underworking?
can't you be underworking?
can't they be underworking? 	can't I have underworked?
can't you have underworked?
can't she have underworked?
can't we have underworked?
can't you have underworked?
can't they have underworked? 	can't I have been underworking?
can't you have been underworking?
can't she have been underworking?
can't we have been underworking?
can't you have been underworking?
can't they have been underworking?