could station
Verbo regular: station - stationed- stationed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could station
you could station
he could station
we could station
you could station
they could station 	I could be stationing
you could be stationing
he could be stationing
we could be stationing
you could be stationing
they could be stationing	I could have stationed
you could have stationed
he could have stationed
we could have stationed
you could have stationed
they could have stationed	I could have been stationing
you could have been stationing
he could have been stationing
we could have been stationing
you could have been stationing
they could have been stationing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not station
you could not station
he could not station
we could not station
you could not station
they could not station 	I could not be stationing
you could not be stationing
he could not be stationing
we could not be stationing
you could not be stationing
they could not be stationing	I could not have stationed
you could not have stationed
he could not have stationed
we could not have stationed
you could not have stationed
they could not have stationed	I could not have been stationing
you could not have been stationing
he could not have been stationing
we could not have been stationing
you could not have been stationing
they could not have been stationing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I station?
could you station?
could he station?
could we station?
could you station?
could they station? 	could I be stationing?
could you be stationing?
could he be stationing?
could we be stationing?
could you be stationing?
could they be stationing? 	could I have stationed?
could you have stationed?
could he have stationed?
could we have stationed?
could you have stationed?
could they have stationed? 	could I have been stationing?
could you have been stationing?
could he have been stationing?
could we have been stationing?
could you have been stationing?
could they have been stationing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not station?
could you not station?
could he not station?
could we not station?
could you not station?
could they not station? 	could I not be stationing?
could you not be stationing?
could he not be stationing?
could we not be stationing?
could you not be stationing?
could they not be stationing? 	could I not have stationed?
could you not have stationed?
could he not have stationed?
could we not have stationed?
could you not have stationed?
could they not have stationed? 	could I not have been stationing?
could you not have been stationing?
could he not have been stationing?
could we not have been stationing?
could you not have been stationing?
could they not have been stationing?