I can squint you can squint she can squint we can squint you can squint they can squint
Forma com V-ing
I can be squinting you can be squinting she can be squinting we can be squinting you can be squinting they can be squinting
Perfeito
I can have squinted you can have squinted she can have squinted we can have squinted you can have squinted they can have squinted
Perfeito com V-ing
I can have been squinting you can have been squinting she can have been squinting we can have been squinting you can have been squinting they can have been squinting
Negação
Forma simple
I cannot squint you cannot squint she cannot squint we cannot squint you cannot squint they cannot squint
Forma com V-ing
I cannot be squinting you cannot be squinting she cannot be squinting we cannot be squinting you cannot be squinting they cannot be squinting
Perfeito
I cannot have squinted you cannot have squinted she cannot have squinted we cannot have squinted you cannot have squinted they cannot have squinted
Perfeito com V-ing
I cannot have been squinting you cannot have been squinting she cannot have been squinting we cannot have been squinting you cannot have been squinting they cannot have been squinting
Forma interrogativa
Forma simple
can I squint? can you squint? can she squint? can we squint? can you squint? can they squint?
Forma com V-ing
can I be squinting? can you be squinting? can she be squinting? can we be squinting? can you be squinting? can they be squinting?
Perfeito
can I have squinted? can you have squinted? can she have squinted? can we have squinted? can you have squinted? can they have squinted?
Perfeito com V-ing
can I have been squinting? can you have been squinting? can she have been squinting? can we have been squinting? can you have been squinting? can they have been squinting?
Forma interro-Negação
Forma simple
can I not squint? can you not squint? can she not squint? can we not squint? can you not squint? can they not squint?
Forma com V-ing
can I not be squinting? can you not be squinting? can she not be squinting? can we not be squinting? can you not be squinting? can they not be squinting?
Perfeito
can I not have squinted? can you not have squinted? can she not have squinted? can we not have squinted? can you not have squinted? can they not have squinted?
Perfeito com V-ing
can I not have been squinting? can you not have been squinting? can she not have been squinting? can we not have been squinting? can you not have been squinting? can they not have been squinting?