I can untwist you can untwist he can untwist we can untwist you can untwist they can untwist
Forma con V-ing
I can be untwisting you can be untwisting he can be untwisting we can be untwisting you can be untwisting they can be untwisting
Perfecto
I can have untwisted you can have untwisted he can have untwisted we can have untwisted you can have untwisted they can have untwisted
Perfecto con V-ing
I can have been untwisting you can have been untwisting he can have been untwisting we can have been untwisting you can have been untwisting they can have been untwisting
Negación
Forma simple
I cannot untwist you cannot untwist he cannot untwist we cannot untwist you cannot untwist they cannot untwist
Forma con V-ing
I cannot be untwisting you cannot be untwisting he cannot be untwisting we cannot be untwisting you cannot be untwisting they cannot be untwisting
Perfecto
I cannot have untwisted you cannot have untwisted he cannot have untwisted we cannot have untwisted you cannot have untwisted they cannot have untwisted
Perfecto con V-ing
I cannot have been untwisting you cannot have been untwisting he cannot have been untwisting we cannot have been untwisting you cannot have been untwisting they cannot have been untwisting
Forma interrogativa
Forma simple
can I untwist? can you untwist? can he untwist? can we untwist? can you untwist? can they untwist?
Forma con V-ing
can I be untwisting? can you be untwisting? can he be untwisting? can we be untwisting? can you be untwisting? can they be untwisting?
Perfecto
can I have untwisted? can you have untwisted? can he have untwisted? can we have untwisted? can you have untwisted? can they have untwisted?
Perfecto con V-ing
can I have been untwisting? can you have been untwisting? can he have been untwisting? can we have been untwisting? can you have been untwisting? can they have been untwisting?
Forma interro-negativa
Forma simple
can I not untwist? can you not untwist? can he not untwist? can we not untwist? can you not untwist? can they not untwist?
Forma con V-ing
can I not be untwisting? can you not be untwisting? can he not be untwisting? can we not be untwisting? can you not be untwisting? can they not be untwisting?
Perfecto
can I not have untwisted? can you not have untwisted? can he not have untwisted? can we not have untwisted? can you not have untwisted? can they not have untwisted?
Perfecto con V-ing
can I not have been untwisting? can you not have been untwisting? can he not have been untwisting? can we not have been untwisting? can you not have been untwisting? can they not have been untwisting?