can underbid
Verbo irregular: underbid - underbid- underbid

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can underbid
you can underbid
he can underbid
we can underbid
you can underbid
they can underbid 	I can be underbidding
you can be underbidding
he can be underbidding
we can be underbidding
you can be underbidding
they can be underbidding	I can have underbid
you can have underbid
he can have underbid
we can have underbid
you can have underbid
they can have underbid	I can have been underbidding
you can have been underbidding
he can have been underbidding
we can have been underbidding
you can have been underbidding
they can have been underbidding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't underbid
you can't underbid
he can't underbid
we can't underbid
you can't underbid
they can't underbid 	I can't be underbidding
you can't be underbidding
he can't be underbidding
we can't be underbidding
you can't be underbidding
they can't be underbidding	I can't have underbid
you can't have underbid
he can't have underbid
we can't have underbid
you can't have underbid
they can't have underbid	I can't have been underbidding
you can't have been underbidding
he can't have been underbidding
we can't have been underbidding
you can't have been underbidding
they can't have been underbidding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I underbid?
can you underbid?
can he underbid?
can we underbid?
can you underbid?
can they underbid? 	can I be underbidding?
can you be underbidding?
can he be underbidding?
can we be underbidding?
can you be underbidding?
can they be underbidding? 	can I have underbid?
can you have underbid?
can he have underbid?
can we have underbid?
can you have underbid?
can they have underbid? 	can I have been underbidding?
can you have been underbidding?
can he have been underbidding?
can we have been underbidding?
can you have been underbidding?
can they have been underbidding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I underbid?
can't you underbid?
can't he underbid?
can't we underbid?
can't you underbid?
can't they underbid? 	can't I be underbidding?
can't you be underbidding?
can't he be underbidding?
can't we be underbidding?
can't you be underbidding?
can't they be underbidding? 	can't I have underbid?
can't you have underbid?
can't he have underbid?
can't we have underbid?
can't you have underbid?
can't they have underbid? 	can't I have been underbidding?
can't you have been underbidding?
can't he have been underbidding?
can't we have been underbidding?
can't you have been underbidding?
can't they have been underbidding?