I can screw you can screw he can screw we can screw you can screw they can screw
Forma com V-ing
I can be screwing you can be screwing he can be screwing we can be screwing you can be screwing they can be screwing
Perfeito
I can have screwed you can have screwed he can have screwed we can have screwed you can have screwed they can have screwed
Perfeito com V-ing
I can have been screwing you can have been screwing he can have been screwing we can have been screwing you can have been screwing they can have been screwing
Negação
Forma simple
I cannot screw you cannot screw he cannot screw we cannot screw you cannot screw they cannot screw
Forma com V-ing
I cannot be screwing you cannot be screwing he cannot be screwing we cannot be screwing you cannot be screwing they cannot be screwing
Perfeito
I cannot have screwed you cannot have screwed he cannot have screwed we cannot have screwed you cannot have screwed they cannot have screwed
Perfeito com V-ing
I cannot have been screwing you cannot have been screwing he cannot have been screwing we cannot have been screwing you cannot have been screwing they cannot have been screwing
Forma interrogativa
Forma simple
can I screw? can you screw? can he screw? can we screw? can you screw? can they screw?
Forma com V-ing
can I be screwing? can you be screwing? can he be screwing? can we be screwing? can you be screwing? can they be screwing?
Perfeito
can I have screwed? can you have screwed? can he have screwed? can we have screwed? can you have screwed? can they have screwed?
Perfeito com V-ing
can I have been screwing? can you have been screwing? can he have been screwing? can we have been screwing? can you have been screwing? can they have been screwing?
Forma interro-Negação
Forma simple
can I not screw? can you not screw? can he not screw? can we not screw? can you not screw? can they not screw?
Forma com V-ing
can I not be screwing? can you not be screwing? can he not be screwing? can we not be screwing? can you not be screwing? can they not be screwing?
Perfeito
can I not have screwed? can you not have screwed? can he not have screwed? can we not have screwed? can you not have screwed? can they not have screwed?
Perfeito com V-ing
can I not have been screwing? can you not have been screwing? can he not have been screwing? can we not have been screwing? can you not have been screwing? can they not have been screwing?