could shout
Verbo regular: shout - shouted- shouted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could shout
you could shout
he could shout
we could shout
you could shout
they could shout 	I could be shouting
you could be shouting
he could be shouting
we could be shouting
you could be shouting
they could be shouting	I could have shouted
you could have shouted
he could have shouted
we could have shouted
you could have shouted
they could have shouted	I could have been shouting
you could have been shouting
he could have been shouting
we could have been shouting
you could have been shouting
they could have been shouting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't shout
you couldn't shout
he couldn't shout
we couldn't shout
you couldn't shout
they couldn't shout 	I couldn't be shouting
you couldn't be shouting
he couldn't be shouting
we couldn't be shouting
you couldn't be shouting
they couldn't be shouting	I couldn't have shouted
you couldn't have shouted
he couldn't have shouted
we couldn't have shouted
you couldn't have shouted
they couldn't have shouted	I couldn't have been shouting
you couldn't have been shouting
he couldn't have been shouting
we couldn't have been shouting
you couldn't have been shouting
they couldn't have been shouting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I shout?
could you shout?
could he shout?
could we shout?
could you shout?
could they shout? 	could I be shouting?
could you be shouting?
could he be shouting?
could we be shouting?
could you be shouting?
could they be shouting? 	could I have shouted?
could you have shouted?
could he have shouted?
could we have shouted?
could you have shouted?
could they have shouted? 	could I have been shouting?
could you have been shouting?
could he have been shouting?
could we have been shouting?
could you have been shouting?
could they have been shouting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I shout?
couldn't you shout?
couldn't he shout?
couldn't we shout?
couldn't you shout?
couldn't they shout? 	couldn't I be shouting?
couldn't you be shouting?
couldn't he be shouting?
couldn't we be shouting?
couldn't you be shouting?
couldn't they be shouting? 	couldn't I have shouted?
couldn't you have shouted?
couldn't he have shouted?
couldn't we have shouted?
couldn't you have shouted?
couldn't they have shouted? 	couldn't I have been shouting?
couldn't you have been shouting?
couldn't he have been shouting?
couldn't we have been shouting?
couldn't you have been shouting?
couldn't they have been shouting?