could tinge
Verbo regular: tinge - tinged- tinged

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could tinge
you could tinge
he could tinge
we could tinge
you could tinge
they could tinge 	I could be tinging
you could be tinging
he could be tinging
we could be tinging
you could be tinging
they could be tinging	I could have tinged
you could have tinged
he could have tinged
we could have tinged
you could have tinged
they could have tinged	I could have been tinging
you could have been tinging
he could have been tinging
we could have been tinging
you could have been tinging
they could have been tinging	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not tinge
you could not tinge
he could not tinge
we could not tinge
you could not tinge
they could not tinge 	I could not be tinging
you could not be tinging
he could not be tinging
we could not be tinging
you could not be tinging
they could not be tinging	I could not have tinged
you could not have tinged
he could not have tinged
we could not have tinged
you could not have tinged
they could not have tinged	I could not have been tinging
you could not have been tinging
he could not have been tinging
we could not have been tinging
you could not have been tinging
they could not have been tinging	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I tinge?
could you tinge?
could he tinge?
could we tinge?
could you tinge?
could they tinge? 	could I be tinging?
could you be tinging?
could he be tinging?
could we be tinging?
could you be tinging?
could they be tinging? 	could I have tinged?
could you have tinged?
could he have tinged?
could we have tinged?
could you have tinged?
could they have tinged? 	could I have been tinging?
could you have been tinging?
could he have been tinging?
could we have been tinging?
could you have been tinging?
could they have been tinging? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not tinge?
could you not tinge?
could he not tinge?
could we not tinge?
could you not tinge?
could they not tinge? 	could I not be tinging?
could you not be tinging?
could he not be tinging?
could we not be tinging?
could you not be tinging?
could they not be tinging? 	could I not have tinged?
could you not have tinged?
could he not have tinged?
could we not have tinged?
could you not have tinged?
could they not have tinged? 	could I not have been tinging?
could you not have been tinging?
could he not have been tinging?
could we not have been tinging?
could you not have been tinging?
could they not have been tinging?