can regress
Verbo regular: regress - regressed- regressed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can regress
you can regress
he can regress
we can regress
you can regress
they can regress 	I can be regressing
you can be regressing
he can be regressing
we can be regressing
you can be regressing
they can be regressing	I can have regressed
you can have regressed
he can have regressed
we can have regressed
you can have regressed
they can have regressed	I can have been regressing
you can have been regressing
he can have been regressing
we can have been regressing
you can have been regressing
they can have been regressing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot regress
you cannot regress
he cannot regress
we cannot regress
you cannot regress
they cannot regress 	I cannot be regressing
you cannot be regressing
he cannot be regressing
we cannot be regressing
you cannot be regressing
they cannot be regressing	I cannot have regressed
you cannot have regressed
he cannot have regressed
we cannot have regressed
you cannot have regressed
they cannot have regressed	I cannot have been regressing
you cannot have been regressing
he cannot have been regressing
we cannot have been regressing
you cannot have been regressing
they cannot have been regressing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I regress?
can you regress?
can he regress?
can we regress?
can you regress?
can they regress? 	can I be regressing?
can you be regressing?
can he be regressing?
can we be regressing?
can you be regressing?
can they be regressing? 	can I have regressed?
can you have regressed?
can he have regressed?
can we have regressed?
can you have regressed?
can they have regressed? 	can I have been regressing?
can you have been regressing?
can he have been regressing?
can we have been regressing?
can you have been regressing?
can they have been regressing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not regress?
can you not regress?
can he not regress?
can we not regress?
can you not regress?
can they not regress? 	can I not be regressing?
can you not be regressing?
can he not be regressing?
can we not be regressing?
can you not be regressing?
can they not be regressing? 	can I not have regressed?
can you not have regressed?
can he not have regressed?
can we not have regressed?
can you not have regressed?
can they not have regressed? 	can I not have been regressing?
can you not have been regressing?
can he not have been regressing?
can we not have been regressing?
can you not have been regressing?
can they not have been regressing?