I can unpack you can unpack he can unpack we can unpack you can unpack they can unpack
Forma con V-ing
I can be unpacking you can be unpacking he can be unpacking we can be unpacking you can be unpacking they can be unpacking
Perfecto
I can have unpacked you can have unpacked he can have unpacked we can have unpacked you can have unpacked they can have unpacked
Perfecto con V-ing
I can have been unpacking you can have been unpacking he can have been unpacking we can have been unpacking you can have been unpacking they can have been unpacking
Negación
Forma simple
I can't unpack you can't unpack he can't unpack we can't unpack you can't unpack they can't unpack
Forma con V-ing
I can't be unpacking you can't be unpacking he can't be unpacking we can't be unpacking you can't be unpacking they can't be unpacking
Perfecto
I can't have unpacked you can't have unpacked he can't have unpacked we can't have unpacked you can't have unpacked they can't have unpacked
Perfecto con V-ing
I can't have been unpacking you can't have been unpacking he can't have been unpacking we can't have been unpacking you can't have been unpacking they can't have been unpacking
Forma interrogativa
Forma simple
can I unpack? can you unpack? can he unpack? can we unpack? can you unpack? can they unpack?
Forma con V-ing
can I be unpacking? can you be unpacking? can he be unpacking? can we be unpacking? can you be unpacking? can they be unpacking?
Perfecto
can I have unpacked? can you have unpacked? can he have unpacked? can we have unpacked? can you have unpacked? can they have unpacked?
Perfecto con V-ing
can I have been unpacking? can you have been unpacking? can he have been unpacking? can we have been unpacking? can you have been unpacking? can they have been unpacking?
Forma interro-negativa
Forma simple
can't I unpack? can't you unpack? can't he unpack? can't we unpack? can't you unpack? can't they unpack?
Forma con V-ing
can't I be unpacking? can't you be unpacking? can't he be unpacking? can't we be unpacking? can't you be unpacking? can't they be unpacking?
Perfecto
can't I have unpacked? can't you have unpacked? can't he have unpacked? can't we have unpacked? can't you have unpacked? can't they have unpacked?
Perfecto con V-ing
can't I have been unpacking? can't you have been unpacking? can't he have been unpacking? can't we have been unpacking? can't you have been unpacking? can't they have been unpacking?