could decide
Verbo regular: decide - decided- decided

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could decide
you could decide
she could decide
we could decide
you could decide
they could decide 	I could be deciding
you could be deciding
she could be deciding
we could be deciding
you could be deciding
they could be deciding	I could have decided
you could have decided
she could have decided
we could have decided
you could have decided
they could have decided	I could have been deciding
you could have been deciding
she could have been deciding
we could have been deciding
you could have been deciding
they could have been deciding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not decide
you could not decide
she could not decide
we could not decide
you could not decide
they could not decide 	I could not be deciding
you could not be deciding
she could not be deciding
we could not be deciding
you could not be deciding
they could not be deciding	I could not have decided
you could not have decided
she could not have decided
we could not have decided
you could not have decided
they could not have decided	I could not have been deciding
you could not have been deciding
she could not have been deciding
we could not have been deciding
you could not have been deciding
they could not have been deciding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I decide?
could you decide?
could she decide?
could we decide?
could you decide?
could they decide? 	could I be deciding?
could you be deciding?
could she be deciding?
could we be deciding?
could you be deciding?
could they be deciding? 	could I have decided?
could you have decided?
could she have decided?
could we have decided?
could you have decided?
could they have decided? 	could I have been deciding?
could you have been deciding?
could she have been deciding?
could we have been deciding?
could you have been deciding?
could they have been deciding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not decide?
could you not decide?
could she not decide?
could we not decide?
could you not decide?
could they not decide? 	could I not be deciding?
could you not be deciding?
could she not be deciding?
could we not be deciding?
could you not be deciding?
could they not be deciding? 	could I not have decided?
could you not have decided?
could she not have decided?
could we not have decided?
could you not have decided?
could they not have decided? 	could I not have been deciding?
could you not have been deciding?
could she not have been deciding?
could we not have been deciding?
could you not have been deciding?
could they not have been deciding?