I can react you can react she can react we can react you can react they can react
Forma com V-ing
I can be reacting you can be reacting she can be reacting we can be reacting you can be reacting they can be reacting
Perfeito
I can have reacted you can have reacted she can have reacted we can have reacted you can have reacted they can have reacted
Perfeito com V-ing
I can have been reacting you can have been reacting she can have been reacting we can have been reacting you can have been reacting they can have been reacting
Negação
Forma simple
I cannot react you cannot react she cannot react we cannot react you cannot react they cannot react
Forma com V-ing
I cannot be reacting you cannot be reacting she cannot be reacting we cannot be reacting you cannot be reacting they cannot be reacting
Perfeito
I cannot have reacted you cannot have reacted she cannot have reacted we cannot have reacted you cannot have reacted they cannot have reacted
Perfeito com V-ing
I cannot have been reacting you cannot have been reacting she cannot have been reacting we cannot have been reacting you cannot have been reacting they cannot have been reacting
Forma interrogativa
Forma simple
can I react? can you react? can she react? can we react? can you react? can they react?
Forma com V-ing
can I be reacting? can you be reacting? can she be reacting? can we be reacting? can you be reacting? can they be reacting?
Perfeito
can I have reacted? can you have reacted? can she have reacted? can we have reacted? can you have reacted? can they have reacted?
Perfeito com V-ing
can I have been reacting? can you have been reacting? can she have been reacting? can we have been reacting? can you have been reacting? can they have been reacting?
Forma interro-Negação
Forma simple
can I not react? can you not react? can she not react? can we not react? can you not react? can they not react?
Forma com V-ing
can I not be reacting? can you not be reacting? can she not be reacting? can we not be reacting? can you not be reacting? can they not be reacting?
Perfeito
can I not have reacted? can you not have reacted? can she not have reacted? can we not have reacted? can you not have reacted? can they not have reacted?
Perfeito com V-ing
can I not have been reacting? can you not have been reacting? can she not have been reacting? can we not have been reacting? can you not have been reacting? can they not have been reacting?