I can compete you can compete he can compete we can compete you can compete they can compete
Forma con V-ing
I can be competing you can be competing he can be competing we can be competing you can be competing they can be competing
Perfecto
I can have competed you can have competed he can have competed we can have competed you can have competed they can have competed
Perfecto con V-ing
I can have been competing you can have been competing he can have been competing we can have been competing you can have been competing they can have been competing
Negación
Forma simple
I can't compete you can't compete he can't compete we can't compete you can't compete they can't compete
Forma con V-ing
I can't be competing you can't be competing he can't be competing we can't be competing you can't be competing they can't be competing
Perfecto
I can't have competed you can't have competed he can't have competed we can't have competed you can't have competed they can't have competed
Perfecto con V-ing
I can't have been competing you can't have been competing he can't have been competing we can't have been competing you can't have been competing they can't have been competing
Forma interrogativa
Forma simple
can I compete? can you compete? can he compete? can we compete? can you compete? can they compete?
Forma con V-ing
can I be competing? can you be competing? can he be competing? can we be competing? can you be competing? can they be competing?
Perfecto
can I have competed? can you have competed? can he have competed? can we have competed? can you have competed? can they have competed?
Perfecto con V-ing
can I have been competing? can you have been competing? can he have been competing? can we have been competing? can you have been competing? can they have been competing?
Forma interro-negativa
Forma simple
can't I compete? can't you compete? can't he compete? can't we compete? can't you compete? can't they compete?
Forma con V-ing
can't I be competing? can't you be competing? can't he be competing? can't we be competing? can't you be competing? can't they be competing?
Perfecto
can't I have competed? can't you have competed? can't he have competed? can't we have competed? can't you have competed? can't they have competed?
Perfecto con V-ing
can't I have been competing? can't you have been competing? can't he have been competing? can't we have been competing? can't you have been competing? can't they have been competing?