could overfly
Irregular verb: overfly - overflew- overflown

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could overfly
you could overfly
she could overfly
we could overfly
you could overfly
they could overfly 	I could be overflying
you could be overflying
she could be overflying
we could be overflying
you could be overflying
they could be overflying	I could have overflown
you could have overflown
she could have overflown
we could have overflown
you could have overflown
they could have overflown	I could have been overflying
you could have been overflying
she could have been overflying
we could have been overflying
you could have been overflying
they could have been overflying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not overfly
you could not overfly
she could not overfly
we could not overfly
you could not overfly
they could not overfly 	I could not be overflying
you could not be overflying
she could not be overflying
we could not be overflying
you could not be overflying
they could not be overflying	I could not have overflown
you could not have overflown
she could not have overflown
we could not have overflown
you could not have overflown
they could not have overflown	I could not have been overflying
you could not have been overflying
she could not have been overflying
we could not have been overflying
you could not have been overflying
they could not have been overflying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I overfly?
could you overfly?
could she overfly?
could we overfly?
could you overfly?
could they overfly? 	could I be overflying?
could you be overflying?
could she be overflying?
could we be overflying?
could you be overflying?
could they be overflying? 	could I have overflown?
could you have overflown?
could she have overflown?
could we have overflown?
could you have overflown?
could they have overflown? 	could I have been overflying?
could you have been overflying?
could she have been overflying?
could we have been overflying?
could you have been overflying?
could they have been overflying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not overfly?
could you not overfly?
could she not overfly?
could we not overfly?
could you not overfly?
could they not overfly? 	could I not be overflying?
could you not be overflying?
could she not be overflying?
could we not be overflying?
could you not be overflying?
could they not be overflying? 	could I not have overflown?
could you not have overflown?
could she not have overflown?
could we not have overflown?
could you not have overflown?
could they not have overflown? 	could I not have been overflying?
could you not have been overflying?
could she not have been overflying?
could we not have been overflying?
could you not have been overflying?
could they not have been overflying?