I can tie you can tie he can tie we can tie you can tie they can tie
Forma con V-ing
I can be tying you can be tying he can be tying we can be tying you can be tying they can be tying
Perfecto
I can have tied you can have tied he can have tied we can have tied you can have tied they can have tied
Perfecto con V-ing
I can have been tying you can have been tying he can have been tying we can have been tying you can have been tying they can have been tying
Negación
Forma simple
I cannot tie you cannot tie he cannot tie we cannot tie you cannot tie they cannot tie
Forma con V-ing
I cannot be tying you cannot be tying he cannot be tying we cannot be tying you cannot be tying they cannot be tying
Perfecto
I cannot have tied you cannot have tied he cannot have tied we cannot have tied you cannot have tied they cannot have tied
Perfecto con V-ing
I cannot have been tying you cannot have been tying he cannot have been tying we cannot have been tying you cannot have been tying they cannot have been tying
Forma interrogativa
Forma simple
can I tie? can you tie? can he tie? can we tie? can you tie? can they tie?
Forma con V-ing
can I be tying? can you be tying? can he be tying? can we be tying? can you be tying? can they be tying?
Perfecto
can I have tied? can you have tied? can he have tied? can we have tied? can you have tied? can they have tied?
Perfecto con V-ing
can I have been tying? can you have been tying? can he have been tying? can we have been tying? can you have been tying? can they have been tying?
Forma interro-negativa
Forma simple
can I not tie? can you not tie? can he not tie? can we not tie? can you not tie? can they not tie?
Forma con V-ing
can I not be tying? can you not be tying? can he not be tying? can we not be tying? can you not be tying? can they not be tying?
Perfecto
can I not have tied? can you not have tied? can he not have tied? can we not have tied? can you not have tied? can they not have tied?
Perfecto con V-ing
can I not have been tying? can you not have been tying? can he not have been tying? can we not have been tying? can you not have been tying? can they not have been tying?