I can prebuy you can prebuy he can prebuy we can prebuy you can prebuy they can prebuy
Forma com V-ing
I can be prebuying you can be prebuying he can be prebuying we can be prebuying you can be prebuying they can be prebuying
Perfeito
I can have prebought you can have prebought he can have prebought we can have prebought you can have prebought they can have prebought
Perfeito com V-ing
I can have been prebuying you can have been prebuying he can have been prebuying we can have been prebuying you can have been prebuying they can have been prebuying
Negação
Forma simple
I can't prebuy you can't prebuy he can't prebuy we can't prebuy you can't prebuy they can't prebuy
Forma com V-ing
I can't be prebuying you can't be prebuying he can't be prebuying we can't be prebuying you can't be prebuying they can't be prebuying
Perfeito
I can't have prebought you can't have prebought he can't have prebought we can't have prebought you can't have prebought they can't have prebought
Perfeito com V-ing
I can't have been prebuying you can't have been prebuying he can't have been prebuying we can't have been prebuying you can't have been prebuying they can't have been prebuying
Forma interrogativa
Forma simple
can I prebuy? can you prebuy? can he prebuy? can we prebuy? can you prebuy? can they prebuy?
Forma com V-ing
can I be prebuying? can you be prebuying? can he be prebuying? can we be prebuying? can you be prebuying? can they be prebuying?
Perfeito
can I have prebought? can you have prebought? can he have prebought? can we have prebought? can you have prebought? can they have prebought?
Perfeito com V-ing
can I have been prebuying? can you have been prebuying? can he have been prebuying? can we have been prebuying? can you have been prebuying? can they have been prebuying?
Forma interro-Negação
Forma simple
can't I prebuy? can't you prebuy? can't he prebuy? can't we prebuy? can't you prebuy? can't they prebuy?
Forma com V-ing
can't I be prebuying? can't you be prebuying? can't he be prebuying? can't we be prebuying? can't you be prebuying? can't they be prebuying?
Perfeito
can't I have prebought? can't you have prebought? can't he have prebought? can't we have prebought? can't you have prebought? can't they have prebought?
Perfeito com V-ing
can't I have been prebuying? can't you have been prebuying? can't he have been prebuying? can't we have been prebuying? can't you have been prebuying? can't they have been prebuying?