could extoll
Verbo regular: extoll - extolled- extolled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could extoll
you could extoll
he could extoll
we could extoll
you could extoll
they could extoll 	I could be extolling
you could be extolling
he could be extolling
we could be extolling
you could be extolling
they could be extolling	I could have extolled
you could have extolled
he could have extolled
we could have extolled
you could have extolled
they could have extolled	I could have been extolling
you could have been extolling
he could have been extolling
we could have been extolling
you could have been extolling
they could have been extolling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not extoll
you could not extoll
he could not extoll
we could not extoll
you could not extoll
they could not extoll 	I could not be extolling
you could not be extolling
he could not be extolling
we could not be extolling
you could not be extolling
they could not be extolling	I could not have extolled
you could not have extolled
he could not have extolled
we could not have extolled
you could not have extolled
they could not have extolled	I could not have been extolling
you could not have been extolling
he could not have been extolling
we could not have been extolling
you could not have been extolling
they could not have been extolling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I extoll?
could you extoll?
could he extoll?
could we extoll?
could you extoll?
could they extoll? 	could I be extolling?
could you be extolling?
could he be extolling?
could we be extolling?
could you be extolling?
could they be extolling? 	could I have extolled?
could you have extolled?
could he have extolled?
could we have extolled?
could you have extolled?
could they have extolled? 	could I have been extolling?
could you have been extolling?
could he have been extolling?
could we have been extolling?
could you have been extolling?
could they have been extolling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not extoll?
could you not extoll?
could he not extoll?
could we not extoll?
could you not extoll?
could they not extoll? 	could I not be extolling?
could you not be extolling?
could he not be extolling?
could we not be extolling?
could you not be extolling?
could they not be extolling? 	could I not have extolled?
could you not have extolled?
could he not have extolled?
could we not have extolled?
could you not have extolled?
could they not have extolled? 	could I not have been extolling?
could you not have been extolling?
could he not have been extolling?
could we not have been extolling?
could you not have been extolling?
could they not have been extolling?