I can busy you can busy she can busy we can busy you can busy they can busy
Forma com V-ing
I can be busying you can be busying she can be busying we can be busying you can be busying they can be busying
Perfeito
I can have busied you can have busied she can have busied we can have busied you can have busied they can have busied
Perfeito com V-ing
I can have been busying you can have been busying she can have been busying we can have been busying you can have been busying they can have been busying
Negação
Forma simple
I can't busy you can't busy she can't busy we can't busy you can't busy they can't busy
Forma com V-ing
I can't be busying you can't be busying she can't be busying we can't be busying you can't be busying they can't be busying
Perfeito
I can't have busied you can't have busied she can't have busied we can't have busied you can't have busied they can't have busied
Perfeito com V-ing
I can't have been busying you can't have been busying she can't have been busying we can't have been busying you can't have been busying they can't have been busying
Forma interrogativa
Forma simple
can I busy? can you busy? can she busy? can we busy? can you busy? can they busy?
Forma com V-ing
can I be busying? can you be busying? can she be busying? can we be busying? can you be busying? can they be busying?
Perfeito
can I have busied? can you have busied? can she have busied? can we have busied? can you have busied? can they have busied?
Perfeito com V-ing
can I have been busying? can you have been busying? can she have been busying? can we have been busying? can you have been busying? can they have been busying?
Forma interro-Negação
Forma simple
can't I busy? can't you busy? can't she busy? can't we busy? can't you busy? can't they busy?
Forma com V-ing
can't I be busying? can't you be busying? can't she be busying? can't we be busying? can't you be busying? can't they be busying?
Perfeito
can't I have busied? can't you have busied? can't she have busied? can't we have busied? can't you have busied? can't they have busied?
Perfeito com V-ing
can't I have been busying? can't you have been busying? can't she have been busying? can't we have been busying? can't you have been busying? can't they have been busying?