could surprise
Verbo regular: surprise - surprised- surprised

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could surprise
you could surprise
he could surprise
we could surprise
you could surprise
they could surprise 	I could be surprising
you could be surprising
he could be surprising
we could be surprising
you could be surprising
they could be surprising	I could have surprised
you could have surprised
he could have surprised
we could have surprised
you could have surprised
they could have surprised	I could have been surprising
you could have been surprising
he could have been surprising
we could have been surprising
you could have been surprising
they could have been surprising	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not surprise
you could not surprise
he could not surprise
we could not surprise
you could not surprise
they could not surprise 	I could not be surprising
you could not be surprising
he could not be surprising
we could not be surprising
you could not be surprising
they could not be surprising	I could not have surprised
you could not have surprised
he could not have surprised
we could not have surprised
you could not have surprised
they could not have surprised	I could not have been surprising
you could not have been surprising
he could not have been surprising
we could not have been surprising
you could not have been surprising
they could not have been surprising	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I surprise?
could you surprise?
could he surprise?
could we surprise?
could you surprise?
could they surprise? 	could I be surprising?
could you be surprising?
could he be surprising?
could we be surprising?
could you be surprising?
could they be surprising? 	could I have surprised?
could you have surprised?
could he have surprised?
could we have surprised?
could you have surprised?
could they have surprised? 	could I have been surprising?
could you have been surprising?
could he have been surprising?
could we have been surprising?
could you have been surprising?
could they have been surprising? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not surprise?
could you not surprise?
could he not surprise?
could we not surprise?
could you not surprise?
could they not surprise? 	could I not be surprising?
could you not be surprising?
could he not be surprising?
could we not be surprising?
could you not be surprising?
could they not be surprising? 	could I not have surprised?
could you not have surprised?
could he not have surprised?
could we not have surprised?
could you not have surprised?
could they not have surprised? 	could I not have been surprising?
could you not have been surprising?
could he not have been surprising?
could we not have been surprising?
could you not have been surprising?
could they not have been surprising?