I can backpedal you can backpedal she can backpedal we can backpedal you can backpedal they can backpedal
V-ing form
I can be backpedaling you can be backpedaling she can be backpedaling we can be backpedaling you can be backpedaling they can be backpedaling
Perfect
I can have backpedaled you can have backpedaled she can have backpedaled we can have backpedaled you can have backpedaled they can have backpedaled
V-ing perfect
I can have been backpedaling you can have been backpedaling she can have been backpedaling we can have been backpedaling you can have been backpedaling they can have been backpedaling
Negation
Simple form
I can't backpedal you can't backpedal she can't backpedal we can't backpedal you can't backpedal they can't backpedal
V-ing form
I can't be backpedaling you can't be backpedaling she can't be backpedaling we can't be backpedaling you can't be backpedaling they can't be backpedaling
Perfect
I can't have backpedaled you can't have backpedaled she can't have backpedaled we can't have backpedaled you can't have backpedaled they can't have backpedaled
V-ing perfect
I can't have been backpedaling you can't have been backpedaling she can't have been backpedaling we can't have been backpedaling you can't have been backpedaling they can't have been backpedaling
Interrogative form
Simple form
can I backpedal? can you backpedal? can she backpedal? can we backpedal? can you backpedal? can they backpedal?
V-ing form
can I be backpedaling? can you be backpedaling? can she be backpedaling? can we be backpedaling? can you be backpedaling? can they be backpedaling?
Perfect
can I have backpedaled? can you have backpedaled? can she have backpedaled? can we have backpedaled? can you have backpedaled? can they have backpedaled?
V-ing perfect
can I have been backpedaling? can you have been backpedaling? can she have been backpedaling? can we have been backpedaling? can you have been backpedaling? can they have been backpedaling?
Interro-negative form
Simple form
can't I backpedal? can't you backpedal? can't she backpedal? can't we backpedal? can't you backpedal? can't they backpedal?
V-ing form
can't I be backpedaling? can't you be backpedaling? can't she be backpedaling? can't we be backpedaling? can't you be backpedaling? can't they be backpedaling?
Perfect
can't I have backpedaled? can't you have backpedaled? can't she have backpedaled? can't we have backpedaled? can't you have backpedaled? can't they have backpedaled?
V-ing perfect
can't I have been backpedaling? can't you have been backpedaling? can't she have been backpedaling? can't we have been backpedaling? can't you have been backpedaling? can't they have been backpedaling?