could gnarl
Verbo regular: gnarl - gnarled- gnarled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could gnarl
you could gnarl
he could gnarl
we could gnarl
you could gnarl
they could gnarl 	I could be gnarling
you could be gnarling
he could be gnarling
we could be gnarling
you could be gnarling
they could be gnarling	I could have gnarled
you could have gnarled
he could have gnarled
we could have gnarled
you could have gnarled
they could have gnarled	I could have been gnarling
you could have been gnarling
he could have been gnarling
we could have been gnarling
you could have been gnarling
they could have been gnarling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not gnarl
you could not gnarl
he could not gnarl
we could not gnarl
you could not gnarl
they could not gnarl 	I could not be gnarling
you could not be gnarling
he could not be gnarling
we could not be gnarling
you could not be gnarling
they could not be gnarling	I could not have gnarled
you could not have gnarled
he could not have gnarled
we could not have gnarled
you could not have gnarled
they could not have gnarled	I could not have been gnarling
you could not have been gnarling
he could not have been gnarling
we could not have been gnarling
you could not have been gnarling
they could not have been gnarling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I gnarl?
could you gnarl?
could he gnarl?
could we gnarl?
could you gnarl?
could they gnarl? 	could I be gnarling?
could you be gnarling?
could he be gnarling?
could we be gnarling?
could you be gnarling?
could they be gnarling? 	could I have gnarled?
could you have gnarled?
could he have gnarled?
could we have gnarled?
could you have gnarled?
could they have gnarled? 	could I have been gnarling?
could you have been gnarling?
could he have been gnarling?
could we have been gnarling?
could you have been gnarling?
could they have been gnarling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not gnarl?
could you not gnarl?
could he not gnarl?
could we not gnarl?
could you not gnarl?
could they not gnarl? 	could I not be gnarling?
could you not be gnarling?
could he not be gnarling?
could we not be gnarling?
could you not be gnarling?
could they not be gnarling? 	could I not have gnarled?
could you not have gnarled?
could he not have gnarled?
could we not have gnarled?
could you not have gnarled?
could they not have gnarled? 	could I not have been gnarling?
could you not have been gnarling?
could he not have been gnarling?
could we not have been gnarling?
could you not have been gnarling?
could they not have been gnarling?