could credit
Verbo regular: credit - credited- credited

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could credit
you could credit
he could credit
we could credit
you could credit
they could credit 	I could be crediting
you could be crediting
he could be crediting
we could be crediting
you could be crediting
they could be crediting	I could have credited
you could have credited
he could have credited
we could have credited
you could have credited
they could have credited	I could have been crediting
you could have been crediting
he could have been crediting
we could have been crediting
you could have been crediting
they could have been crediting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not credit
you could not credit
he could not credit
we could not credit
you could not credit
they could not credit 	I could not be crediting
you could not be crediting
he could not be crediting
we could not be crediting
you could not be crediting
they could not be crediting	I could not have credited
you could not have credited
he could not have credited
we could not have credited
you could not have credited
they could not have credited	I could not have been crediting
you could not have been crediting
he could not have been crediting
we could not have been crediting
you could not have been crediting
they could not have been crediting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I credit?
could you credit?
could he credit?
could we credit?
could you credit?
could they credit? 	could I be crediting?
could you be crediting?
could he be crediting?
could we be crediting?
could you be crediting?
could they be crediting? 	could I have credited?
could you have credited?
could he have credited?
could we have credited?
could you have credited?
could they have credited? 	could I have been crediting?
could you have been crediting?
could he have been crediting?
could we have been crediting?
could you have been crediting?
could they have been crediting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not credit?
could you not credit?
could he not credit?
could we not credit?
could you not credit?
could they not credit? 	could I not be crediting?
could you not be crediting?
could he not be crediting?
could we not be crediting?
could you not be crediting?
could they not be crediting? 	could I not have credited?
could you not have credited?
could he not have credited?
could we not have credited?
could you not have credited?
could they not have credited? 	could I not have been crediting?
could you not have been crediting?
could he not have been crediting?
could we not have been crediting?
could you not have been crediting?
could they not have been crediting?