could peal
Regular verb: peal - pealed- pealed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could peal
you could peal
he could peal
we could peal
you could peal
they could peal 	I could be pealing
you could be pealing
he could be pealing
we could be pealing
you could be pealing
they could be pealing	I could have pealed
you could have pealed
he could have pealed
we could have pealed
you could have pealed
they could have pealed	I could have been pealing
you could have been pealing
he could have been pealing
we could have been pealing
you could have been pealing
they could have been pealing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not peal
you could not peal
he could not peal
we could not peal
you could not peal
they could not peal 	I could not be pealing
you could not be pealing
he could not be pealing
we could not be pealing
you could not be pealing
they could not be pealing	I could not have pealed
you could not have pealed
he could not have pealed
we could not have pealed
you could not have pealed
they could not have pealed	I could not have been pealing
you could not have been pealing
he could not have been pealing
we could not have been pealing
you could not have been pealing
they could not have been pealing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I peal?
could you peal?
could he peal?
could we peal?
could you peal?
could they peal? 	could I be pealing?
could you be pealing?
could he be pealing?
could we be pealing?
could you be pealing?
could they be pealing? 	could I have pealed?
could you have pealed?
could he have pealed?
could we have pealed?
could you have pealed?
could they have pealed? 	could I have been pealing?
could you have been pealing?
could he have been pealing?
could we have been pealing?
could you have been pealing?
could they have been pealing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not peal?
could you not peal?
could he not peal?
could we not peal?
could you not peal?
could they not peal? 	could I not be pealing?
could you not be pealing?
could he not be pealing?
could we not be pealing?
could you not be pealing?
could they not be pealing? 	could I not have pealed?
could you not have pealed?
could he not have pealed?
could we not have pealed?
could you not have pealed?
could they not have pealed? 	could I not have been pealing?
could you not have been pealing?
could he not have been pealing?
could we not have been pealing?
could you not have been pealing?
could they not have been pealing?