I can complete you can complete he can complete we can complete you can complete they can complete
Forma con V-ing
I can be completing you can be completing he can be completing we can be completing you can be completing they can be completing
Perfecto
I can have completed you can have completed he can have completed we can have completed you can have completed they can have completed
Perfecto con V-ing
I can have been completing you can have been completing he can have been completing we can have been completing you can have been completing they can have been completing
Negación
Forma simple
I can't complete you can't complete he can't complete we can't complete you can't complete they can't complete
Forma con V-ing
I can't be completing you can't be completing he can't be completing we can't be completing you can't be completing they can't be completing
Perfecto
I can't have completed you can't have completed he can't have completed we can't have completed you can't have completed they can't have completed
Perfecto con V-ing
I can't have been completing you can't have been completing he can't have been completing we can't have been completing you can't have been completing they can't have been completing
Forma interrogativa
Forma simple
can I complete? can you complete? can he complete? can we complete? can you complete? can they complete?
Forma con V-ing
can I be completing? can you be completing? can he be completing? can we be completing? can you be completing? can they be completing?
Perfecto
can I have completed? can you have completed? can he have completed? can we have completed? can you have completed? can they have completed?
Perfecto con V-ing
can I have been completing? can you have been completing? can he have been completing? can we have been completing? can you have been completing? can they have been completing?
Forma interro-negativa
Forma simple
can't I complete? can't you complete? can't he complete? can't we complete? can't you complete? can't they complete?
Forma con V-ing
can't I be completing? can't you be completing? can't he be completing? can't we be completing? can't you be completing? can't they be completing?
Perfecto
can't I have completed? can't you have completed? can't he have completed? can't we have completed? can't you have completed? can't they have completed?
Perfecto con V-ing
can't I have been completing? can't you have been completing? can't he have been completing? can't we have been completing? can't you have been completing? can't they have been completing?