I can widen you can widen he can widen we can widen you can widen they can widen
Forma com V-ing
I can be widening you can be widening he can be widening we can be widening you can be widening they can be widening
Perfeito
I can have widened you can have widened he can have widened we can have widened you can have widened they can have widened
Perfeito com V-ing
I can have been widening you can have been widening he can have been widening we can have been widening you can have been widening they can have been widening
Negação
Forma simple
I cannot widen you cannot widen he cannot widen we cannot widen you cannot widen they cannot widen
Forma com V-ing
I cannot be widening you cannot be widening he cannot be widening we cannot be widening you cannot be widening they cannot be widening
Perfeito
I cannot have widened you cannot have widened he cannot have widened we cannot have widened you cannot have widened they cannot have widened
Perfeito com V-ing
I cannot have been widening you cannot have been widening he cannot have been widening we cannot have been widening you cannot have been widening they cannot have been widening
Forma interrogativa
Forma simple
can I widen? can you widen? can he widen? can we widen? can you widen? can they widen?
Forma com V-ing
can I be widening? can you be widening? can he be widening? can we be widening? can you be widening? can they be widening?
Perfeito
can I have widened? can you have widened? can he have widened? can we have widened? can you have widened? can they have widened?
Perfeito com V-ing
can I have been widening? can you have been widening? can he have been widening? can we have been widening? can you have been widening? can they have been widening?
Forma interro-Negação
Forma simple
can I not widen? can you not widen? can he not widen? can we not widen? can you not widen? can they not widen?
Forma com V-ing
can I not be widening? can you not be widening? can he not be widening? can we not be widening? can you not be widening? can they not be widening?
Perfeito
can I not have widened? can you not have widened? can he not have widened? can we not have widened? can you not have widened? can they not have widened?
Perfeito com V-ing
can I not have been widening? can you not have been widening? can he not have been widening? can we not have been widening? can you not have been widening? can they not have been widening?