could backpedal
Regular verb: backpedal - backpedaled- backpedaled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could backpedal
you could backpedal
he could backpedal
we could backpedal
you could backpedal
they could backpedal 	I could be backpedaling
you could be backpedaling
he could be backpedaling
we could be backpedaling
you could be backpedaling
they could be backpedaling	I could have backpedaled
you could have backpedaled
he could have backpedaled
we could have backpedaled
you could have backpedaled
they could have backpedaled	I could have been backpedaling
you could have been backpedaling
he could have been backpedaling
we could have been backpedaling
you could have been backpedaling
they could have been backpedaling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't backpedal
you couldn't backpedal
he couldn't backpedal
we couldn't backpedal
you couldn't backpedal
they couldn't backpedal 	I couldn't be backpedaling
you couldn't be backpedaling
he couldn't be backpedaling
we couldn't be backpedaling
you couldn't be backpedaling
they couldn't be backpedaling	I couldn't have backpedaled
you couldn't have backpedaled
he couldn't have backpedaled
we couldn't have backpedaled
you couldn't have backpedaled
they couldn't have backpedaled	I couldn't have been backpedaling
you couldn't have been backpedaling
he couldn't have been backpedaling
we couldn't have been backpedaling
you couldn't have been backpedaling
they couldn't have been backpedaling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I backpedal?
could you backpedal?
could he backpedal?
could we backpedal?
could you backpedal?
could they backpedal? 	could I be backpedaling?
could you be backpedaling?
could he be backpedaling?
could we be backpedaling?
could you be backpedaling?
could they be backpedaling? 	could I have backpedaled?
could you have backpedaled?
could he have backpedaled?
could we have backpedaled?
could you have backpedaled?
could they have backpedaled? 	could I have been backpedaling?
could you have been backpedaling?
could he have been backpedaling?
could we have been backpedaling?
could you have been backpedaling?
could they have been backpedaling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I backpedal?
couldn't you backpedal?
couldn't he backpedal?
couldn't we backpedal?
couldn't you backpedal?
couldn't they backpedal? 	couldn't I be backpedaling?
couldn't you be backpedaling?
couldn't he be backpedaling?
couldn't we be backpedaling?
couldn't you be backpedaling?
couldn't they be backpedaling? 	couldn't I have backpedaled?
couldn't you have backpedaled?
couldn't he have backpedaled?
couldn't we have backpedaled?
couldn't you have backpedaled?
couldn't they have backpedaled? 	couldn't I have been backpedaling?
couldn't you have been backpedaling?
couldn't he have been backpedaling?
couldn't we have been backpedaling?
couldn't you have been backpedaling?
couldn't they have been backpedaling?