could database
Verbo regular: database - databased- databased

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could database
you could database
she could database
we could database
you could database
they could database 	I could be databasing
you could be databasing
she could be databasing
we could be databasing
you could be databasing
they could be databasing	I could have databased
you could have databased
she could have databased
we could have databased
you could have databased
they could have databased	I could have been databasing
you could have been databasing
she could have been databasing
we could have been databasing
you could have been databasing
they could have been databasing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not database
you could not database
she could not database
we could not database
you could not database
they could not database 	I could not be databasing
you could not be databasing
she could not be databasing
we could not be databasing
you could not be databasing
they could not be databasing	I could not have databased
you could not have databased
she could not have databased
we could not have databased
you could not have databased
they could not have databased	I could not have been databasing
you could not have been databasing
she could not have been databasing
we could not have been databasing
you could not have been databasing
they could not have been databasing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I database?
could you database?
could she database?
could we database?
could you database?
could they database? 	could I be databasing?
could you be databasing?
could she be databasing?
could we be databasing?
could you be databasing?
could they be databasing? 	could I have databased?
could you have databased?
could she have databased?
could we have databased?
could you have databased?
could they have databased? 	could I have been databasing?
could you have been databasing?
could she have been databasing?
could we have been databasing?
could you have been databasing?
could they have been databasing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not database?
could you not database?
could she not database?
could we not database?
could you not database?
could they not database? 	could I not be databasing?
could you not be databasing?
could she not be databasing?
could we not be databasing?
could you not be databasing?
could they not be databasing? 	could I not have databased?
could you not have databased?
could she not have databased?
could we not have databased?
could you not have databased?
could they not have databased? 	could I not have been databasing?
could you not have been databasing?
could she not have been databasing?
could we not have been databasing?
could you not have been databasing?
could they not have been databasing?