could backtrack
Verbo regolare: backtrack - backtracked- backtracked

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could backtrack
you could backtrack
he could backtrack
we could backtrack
you could backtrack
they could backtrack 	I could be backtracking
you could be backtracking
he could be backtracking
we could be backtracking
you could be backtracking
they could be backtracking	I could have backtracked
you could have backtracked
he could have backtracked
we could have backtracked
you could have backtracked
they could have backtracked	I could have been backtracking
you could have been backtracking
he could have been backtracking
we could have been backtracking
you could have been backtracking
they could have been backtracking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't backtrack
you couldn't backtrack
he couldn't backtrack
we couldn't backtrack
you couldn't backtrack
they couldn't backtrack 	I couldn't be backtracking
you couldn't be backtracking
he couldn't be backtracking
we couldn't be backtracking
you couldn't be backtracking
they couldn't be backtracking	I couldn't have backtracked
you couldn't have backtracked
he couldn't have backtracked
we couldn't have backtracked
you couldn't have backtracked
they couldn't have backtracked	I couldn't have been backtracking
you couldn't have been backtracking
he couldn't have been backtracking
we couldn't have been backtracking
you couldn't have been backtracking
they couldn't have been backtracking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I backtrack?
could you backtrack?
could he backtrack?
could we backtrack?
could you backtrack?
could they backtrack? 	could I be backtracking?
could you be backtracking?
could he be backtracking?
could we be backtracking?
could you be backtracking?
could they be backtracking? 	could I have backtracked?
could you have backtracked?
could he have backtracked?
could we have backtracked?
could you have backtracked?
could they have backtracked? 	could I have been backtracking?
could you have been backtracking?
could he have been backtracking?
could we have been backtracking?
could you have been backtracking?
could they have been backtracking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I backtrack?
couldn't you backtrack?
couldn't he backtrack?
couldn't we backtrack?
couldn't you backtrack?
couldn't they backtrack? 	couldn't I be backtracking?
couldn't you be backtracking?
couldn't he be backtracking?
couldn't we be backtracking?
couldn't you be backtracking?
couldn't they be backtracking? 	couldn't I have backtracked?
couldn't you have backtracked?
couldn't he have backtracked?
couldn't we have backtracked?
couldn't you have backtracked?
couldn't they have backtracked? 	couldn't I have been backtracking?
couldn't you have been backtracking?
couldn't he have been backtracking?
couldn't we have been backtracking?
couldn't you have been backtracking?
couldn't they have been backtracking?