I can crunch you can crunch he can crunch we can crunch you can crunch they can crunch
Forma con V-ing
I can be crunching you can be crunching he can be crunching we can be crunching you can be crunching they can be crunching
Perfecto
I can have crunched you can have crunched he can have crunched we can have crunched you can have crunched they can have crunched
Perfecto con V-ing
I can have been crunching you can have been crunching he can have been crunching we can have been crunching you can have been crunching they can have been crunching
Negación
Forma simple
I can't crunch you can't crunch he can't crunch we can't crunch you can't crunch they can't crunch
Forma con V-ing
I can't be crunching you can't be crunching he can't be crunching we can't be crunching you can't be crunching they can't be crunching
Perfecto
I can't have crunched you can't have crunched he can't have crunched we can't have crunched you can't have crunched they can't have crunched
Perfecto con V-ing
I can't have been crunching you can't have been crunching he can't have been crunching we can't have been crunching you can't have been crunching they can't have been crunching
Forma interrogativa
Forma simple
can I crunch? can you crunch? can he crunch? can we crunch? can you crunch? can they crunch?
Forma con V-ing
can I be crunching? can you be crunching? can he be crunching? can we be crunching? can you be crunching? can they be crunching?
Perfecto
can I have crunched? can you have crunched? can he have crunched? can we have crunched? can you have crunched? can they have crunched?
Perfecto con V-ing
can I have been crunching? can you have been crunching? can he have been crunching? can we have been crunching? can you have been crunching? can they have been crunching?
Forma interro-negativa
Forma simple
can't I crunch? can't you crunch? can't he crunch? can't we crunch? can't you crunch? can't they crunch?
Forma con V-ing
can't I be crunching? can't you be crunching? can't he be crunching? can't we be crunching? can't you be crunching? can't they be crunching?
Perfecto
can't I have crunched? can't you have crunched? can't he have crunched? can't we have crunched? can't you have crunched? can't they have crunched?
Perfecto con V-ing
can't I have been crunching? can't you have been crunching? can't he have been crunching? can't we have been crunching? can't you have been crunching? can't they have been crunching?