could gad
Verbo regular: gad - gadded- gadded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could gad
you could gad
she could gad
we could gad
you could gad
they could gad 	I could be gadding
you could be gadding
she could be gadding
we could be gadding
you could be gadding
they could be gadding	I could have gadded
you could have gadded
she could have gadded
we could have gadded
you could have gadded
they could have gadded	I could have been gadding
you could have been gadding
she could have been gadding
we could have been gadding
you could have been gadding
they could have been gadding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not gad
you could not gad
she could not gad
we could not gad
you could not gad
they could not gad 	I could not be gadding
you could not be gadding
she could not be gadding
we could not be gadding
you could not be gadding
they could not be gadding	I could not have gadded
you could not have gadded
she could not have gadded
we could not have gadded
you could not have gadded
they could not have gadded	I could not have been gadding
you could not have been gadding
she could not have been gadding
we could not have been gadding
you could not have been gadding
they could not have been gadding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I gad?
could you gad?
could she gad?
could we gad?
could you gad?
could they gad? 	could I be gadding?
could you be gadding?
could she be gadding?
could we be gadding?
could you be gadding?
could they be gadding? 	could I have gadded?
could you have gadded?
could she have gadded?
could we have gadded?
could you have gadded?
could they have gadded? 	could I have been gadding?
could you have been gadding?
could she have been gadding?
could we have been gadding?
could you have been gadding?
could they have been gadding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not gad?
could you not gad?
could she not gad?
could we not gad?
could you not gad?
could they not gad? 	could I not be gadding?
could you not be gadding?
could she not be gadding?
could we not be gadding?
could you not be gadding?
could they not be gadding? 	could I not have gadded?
could you not have gadded?
could she not have gadded?
could we not have gadded?
could you not have gadded?
could they not have gadded? 	could I not have been gadding?
could you not have been gadding?
could she not have been gadding?
could we not have been gadding?
could you not have been gadding?
could they not have been gadding?