I can combat you can combat he can combat we can combat you can combat they can combat
Forma con V-ing
I can be combating you can be combating he can be combating we can be combating you can be combating they can be combating
Perfecto
I can have combated you can have combated he can have combated we can have combated you can have combated they can have combated
Perfecto con V-ing
I can have been combating you can have been combating he can have been combating we can have been combating you can have been combating they can have been combating
Negación
Forma simple
I can't combat you can't combat he can't combat we can't combat you can't combat they can't combat
Forma con V-ing
I can't be combating you can't be combating he can't be combating we can't be combating you can't be combating they can't be combating
Perfecto
I can't have combated you can't have combated he can't have combated we can't have combated you can't have combated they can't have combated
Perfecto con V-ing
I can't have been combating you can't have been combating he can't have been combating we can't have been combating you can't have been combating they can't have been combating
Forma interrogativa
Forma simple
can I combat? can you combat? can he combat? can we combat? can you combat? can they combat?
Forma con V-ing
can I be combating? can you be combating? can he be combating? can we be combating? can you be combating? can they be combating?
Perfecto
can I have combated? can you have combated? can he have combated? can we have combated? can you have combated? can they have combated?
Perfecto con V-ing
can I have been combating? can you have been combating? can he have been combating? can we have been combating? can you have been combating? can they have been combating?
Forma interro-negativa
Forma simple
can't I combat? can't you combat? can't he combat? can't we combat? can't you combat? can't they combat?
Forma con V-ing
can't I be combating? can't you be combating? can't he be combating? can't we be combating? can't you be combating? can't they be combating?
Perfecto
can't I have combated? can't you have combated? can't he have combated? can't we have combated? can't you have combated? can't they have combated?
Perfecto con V-ing
can't I have been combating? can't you have been combating? can't he have been combating? can't we have been combating? can't you have been combating? can't they have been combating?