Conjugação do verbo inglês
CAN BACKTRACK

Verbo regular: backtrack - backtracked - backtracked

Afirmação

Forma simple	Forma com V-ing
I can backtrack you can backtrack she can backtrack we can backtrack you can backtrack they can backtrack	I can be backtracking you can be backtracking she can be backtracking we can be backtracking you can be backtracking they can be backtracking
Perfeito	Perfeito com V-ing
I can have backtracked you can have backtracked she can have backtracked we can have backtracked you can have backtracked they can have backtracked	I can have been backtracking you can have been backtracking she can have been backtracking we can have been backtracking you can have been backtracking they can have been backtracking

Negação

Forma simple	Forma com V-ing
I can't backtrack you can't backtrack she can't backtrack we can't backtrack you can't backtrack they can't backtrack	I can't be backtracking you can't be backtracking she can't be backtracking we can't be backtracking you can't be backtracking they can't be backtracking
Perfeito	Perfeito com V-ing
I can't have backtracked you can't have backtracked she can't have backtracked we can't have backtracked you can't have backtracked they can't have backtracked	I can't have been backtracking you can't have been backtracking she can't have been backtracking we can't have been backtracking you can't have been backtracking they can't have been backtracking

Forma interrogativa

Forma simple	Forma com V-ing
can I backtrack? can you backtrack? can she backtrack? can we backtrack? can you backtrack? can they backtrack?	can I be backtracking? can you be backtracking? can she be backtracking? can we be backtracking? can you be backtracking? can they be backtracking?
Perfeito	Perfeito com V-ing
can I have backtracked? can you have backtracked? can she have backtracked? can we have backtracked? can you have backtracked? can they have backtracked?	can I have been backtracking? can you have been backtracking? can she have been backtracking? can we have been backtracking? can you have been backtracking? can they have been backtracking?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I backtrack? can't you backtrack? can't she backtrack? can't we backtrack? can't you backtrack? can't they backtrack?	can't I be backtracking? can't you be backtracking? can't she be backtracking? can't we be backtracking? can't you be backtracking? can't they be backtracking?
Perfeito	Perfeito com V-ing
can't I have backtracked? can't you have backtracked? can't she have backtracked? can't we have backtracked? can't you have backtracked? can't they have backtracked?	can't I have been backtracking? can't you have been backtracking? can't she have been backtracking? can't we have been backtracking? can't you have been backtracking? can't they have been backtracking?