could broaden
Verbo regular: broaden - broadened- broadened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could broaden
you could broaden
he could broaden
we could broaden
you could broaden
they could broaden 	I could be broadening
you could be broadening
he could be broadening
we could be broadening
you could be broadening
they could be broadening	I could have broadened
you could have broadened
he could have broadened
we could have broadened
you could have broadened
they could have broadened	I could have been broadening
you could have been broadening
he could have been broadening
we could have been broadening
you could have been broadening
they could have been broadening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not broaden
you could not broaden
he could not broaden
we could not broaden
you could not broaden
they could not broaden 	I could not be broadening
you could not be broadening
he could not be broadening
we could not be broadening
you could not be broadening
they could not be broadening	I could not have broadened
you could not have broadened
he could not have broadened
we could not have broadened
you could not have broadened
they could not have broadened	I could not have been broadening
you could not have been broadening
he could not have been broadening
we could not have been broadening
you could not have been broadening
they could not have been broadening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I broaden?
could you broaden?
could he broaden?
could we broaden?
could you broaden?
could they broaden? 	could I be broadening?
could you be broadening?
could he be broadening?
could we be broadening?
could you be broadening?
could they be broadening? 	could I have broadened?
could you have broadened?
could he have broadened?
could we have broadened?
could you have broadened?
could they have broadened? 	could I have been broadening?
could you have been broadening?
could he have been broadening?
could we have been broadening?
could you have been broadening?
could they have been broadening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not broaden?
could you not broaden?
could he not broaden?
could we not broaden?
could you not broaden?
could they not broaden? 	could I not be broadening?
could you not be broadening?
could he not be broadening?
could we not be broadening?
could you not be broadening?
could they not be broadening? 	could I not have broadened?
could you not have broadened?
could he not have broadened?
could we not have broadened?
could you not have broadened?
could they not have broadened? 	could I not have been broadening?
could you not have been broadening?
could he not have been broadening?
could we not have been broadening?
could you not have been broadening?
could they not have been broadening?