could throw
Verbo irregular: throw - threw- thrown

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could throw
you could throw
he could throw
we could throw
you could throw
they could throw 	I could be throwing
you could be throwing
he could be throwing
we could be throwing
you could be throwing
they could be throwing	I could have thrown
you could have thrown
he could have thrown
we could have thrown
you could have thrown
they could have thrown	I could have been throwing
you could have been throwing
he could have been throwing
we could have been throwing
you could have been throwing
they could have been throwing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not throw
you could not throw
he could not throw
we could not throw
you could not throw
they could not throw 	I could not be throwing
you could not be throwing
he could not be throwing
we could not be throwing
you could not be throwing
they could not be throwing	I could not have thrown
you could not have thrown
he could not have thrown
we could not have thrown
you could not have thrown
they could not have thrown	I could not have been throwing
you could not have been throwing
he could not have been throwing
we could not have been throwing
you could not have been throwing
they could not have been throwing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I throw?
could you throw?
could he throw?
could we throw?
could you throw?
could they throw? 	could I be throwing?
could you be throwing?
could he be throwing?
could we be throwing?
could you be throwing?
could they be throwing? 	could I have thrown?
could you have thrown?
could he have thrown?
could we have thrown?
could you have thrown?
could they have thrown? 	could I have been throwing?
could you have been throwing?
could he have been throwing?
could we have been throwing?
could you have been throwing?
could they have been throwing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not throw?
could you not throw?
could he not throw?
could we not throw?
could you not throw?
could they not throw? 	could I not be throwing?
could you not be throwing?
could he not be throwing?
could we not be throwing?
could you not be throwing?
could they not be throwing? 	could I not have thrown?
could you not have thrown?
could he not have thrown?
could we not have thrown?
could you not have thrown?
could they not have thrown? 	could I not have been throwing?
could you not have been throwing?
could he not have been throwing?
could we not have been throwing?
could you not have been throwing?
could they not have been throwing?