could fleer
Regular verb: fleer - fleered- fleered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could fleer
you could fleer
he could fleer
we could fleer
you could fleer
they could fleer 	I could be fleering
you could be fleering
he could be fleering
we could be fleering
you could be fleering
they could be fleering	I could have fleered
you could have fleered
he could have fleered
we could have fleered
you could have fleered
they could have fleered	I could have been fleering
you could have been fleering
he could have been fleering
we could have been fleering
you could have been fleering
they could have been fleering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't fleer
you couldn't fleer
he couldn't fleer
we couldn't fleer
you couldn't fleer
they couldn't fleer 	I couldn't be fleering
you couldn't be fleering
he couldn't be fleering
we couldn't be fleering
you couldn't be fleering
they couldn't be fleering	I couldn't have fleered
you couldn't have fleered
he couldn't have fleered
we couldn't have fleered
you couldn't have fleered
they couldn't have fleered	I couldn't have been fleering
you couldn't have been fleering
he couldn't have been fleering
we couldn't have been fleering
you couldn't have been fleering
they couldn't have been fleering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I fleer?
could you fleer?
could he fleer?
could we fleer?
could you fleer?
could they fleer? 	could I be fleering?
could you be fleering?
could he be fleering?
could we be fleering?
could you be fleering?
could they be fleering? 	could I have fleered?
could you have fleered?
could he have fleered?
could we have fleered?
could you have fleered?
could they have fleered? 	could I have been fleering?
could you have been fleering?
could he have been fleering?
could we have been fleering?
could you have been fleering?
could they have been fleering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I fleer?
couldn't you fleer?
couldn't he fleer?
couldn't we fleer?
couldn't you fleer?
couldn't they fleer? 	couldn't I be fleering?
couldn't you be fleering?
couldn't he be fleering?
couldn't we be fleering?
couldn't you be fleering?
couldn't they be fleering? 	couldn't I have fleered?
couldn't you have fleered?
couldn't he have fleered?
couldn't we have fleered?
couldn't you have fleered?
couldn't they have fleered? 	couldn't I have been fleering?
couldn't you have been fleering?
couldn't he have been fleering?
couldn't we have been fleering?
couldn't you have been fleering?
couldn't they have been fleering?