could pinpoint
Verbo regular: pinpoint - pinpointed- pinpointed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could pinpoint
you could pinpoint
he could pinpoint
we could pinpoint
you could pinpoint
they could pinpoint 	I could be pinpointing
you could be pinpointing
he could be pinpointing
we could be pinpointing
you could be pinpointing
they could be pinpointing	I could have pinpointed
you could have pinpointed
he could have pinpointed
we could have pinpointed
you could have pinpointed
they could have pinpointed	I could have been pinpointing
you could have been pinpointing
he could have been pinpointing
we could have been pinpointing
you could have been pinpointing
they could have been pinpointing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not pinpoint
you could not pinpoint
he could not pinpoint
we could not pinpoint
you could not pinpoint
they could not pinpoint 	I could not be pinpointing
you could not be pinpointing
he could not be pinpointing
we could not be pinpointing
you could not be pinpointing
they could not be pinpointing	I could not have pinpointed
you could not have pinpointed
he could not have pinpointed
we could not have pinpointed
you could not have pinpointed
they could not have pinpointed	I could not have been pinpointing
you could not have been pinpointing
he could not have been pinpointing
we could not have been pinpointing
you could not have been pinpointing
they could not have been pinpointing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I pinpoint?
could you pinpoint?
could he pinpoint?
could we pinpoint?
could you pinpoint?
could they pinpoint? 	could I be pinpointing?
could you be pinpointing?
could he be pinpointing?
could we be pinpointing?
could you be pinpointing?
could they be pinpointing? 	could I have pinpointed?
could you have pinpointed?
could he have pinpointed?
could we have pinpointed?
could you have pinpointed?
could they have pinpointed? 	could I have been pinpointing?
could you have been pinpointing?
could he have been pinpointing?
could we have been pinpointing?
could you have been pinpointing?
could they have been pinpointing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not pinpoint?
could you not pinpoint?
could he not pinpoint?
could we not pinpoint?
could you not pinpoint?
could they not pinpoint? 	could I not be pinpointing?
could you not be pinpointing?
could he not be pinpointing?
could we not be pinpointing?
could you not be pinpointing?
could they not be pinpointing? 	could I not have pinpointed?
could you not have pinpointed?
could he not have pinpointed?
could we not have pinpointed?
could you not have pinpointed?
could they not have pinpointed? 	could I not have been pinpointing?
could you not have been pinpointing?
could he not have been pinpointing?
could we not have been pinpointing?
could you not have been pinpointing?
could they not have been pinpointing?