could rebuild
Verbo irregular: rebuild - rebuilt- rebuilt

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could rebuild
you could rebuild
he could rebuild
we could rebuild
you could rebuild
they could rebuild 	I could be rebuilding
you could be rebuilding
he could be rebuilding
we could be rebuilding
you could be rebuilding
they could be rebuilding	I could have rebuilt
you could have rebuilt
he could have rebuilt
we could have rebuilt
you could have rebuilt
they could have rebuilt	I could have been rebuilding
you could have been rebuilding
he could have been rebuilding
we could have been rebuilding
you could have been rebuilding
they could have been rebuilding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't rebuild
you couldn't rebuild
he couldn't rebuild
we couldn't rebuild
you couldn't rebuild
they couldn't rebuild 	I couldn't be rebuilding
you couldn't be rebuilding
he couldn't be rebuilding
we couldn't be rebuilding
you couldn't be rebuilding
they couldn't be rebuilding	I couldn't have rebuilt
you couldn't have rebuilt
he couldn't have rebuilt
we couldn't have rebuilt
you couldn't have rebuilt
they couldn't have rebuilt	I couldn't have been rebuilding
you couldn't have been rebuilding
he couldn't have been rebuilding
we couldn't have been rebuilding
you couldn't have been rebuilding
they couldn't have been rebuilding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I rebuild?
could you rebuild?
could he rebuild?
could we rebuild?
could you rebuild?
could they rebuild? 	could I be rebuilding?
could you be rebuilding?
could he be rebuilding?
could we be rebuilding?
could you be rebuilding?
could they be rebuilding? 	could I have rebuilt?
could you have rebuilt?
could he have rebuilt?
could we have rebuilt?
could you have rebuilt?
could they have rebuilt? 	could I have been rebuilding?
could you have been rebuilding?
could he have been rebuilding?
could we have been rebuilding?
could you have been rebuilding?
could they have been rebuilding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I rebuild?
couldn't you rebuild?
couldn't he rebuild?
couldn't we rebuild?
couldn't you rebuild?
couldn't they rebuild? 	couldn't I be rebuilding?
couldn't you be rebuilding?
couldn't he be rebuilding?
couldn't we be rebuilding?
couldn't you be rebuilding?
couldn't they be rebuilding? 	couldn't I have rebuilt?
couldn't you have rebuilt?
couldn't he have rebuilt?
couldn't we have rebuilt?
couldn't you have rebuilt?
couldn't they have rebuilt? 	couldn't I have been rebuilding?
couldn't you have been rebuilding?
couldn't he have been rebuilding?
couldn't we have been rebuilding?
couldn't you have been rebuilding?
couldn't they have been rebuilding?