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 cannot complete you cannot complete he cannot complete we cannot complete you cannot complete they cannot complete
Forma con V-ing
I cannot be completing you cannot be completing he cannot be completing we cannot be completing you cannot be completing they cannot be completing
Perfecto
I cannot have completed you cannot have completed he cannot have completed we cannot have completed you cannot have completed they cannot have completed
Perfecto con V-ing
I cannot have been completing you cannot have been completing he cannot have been completing we cannot have been completing you cannot have been completing they cannot 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 I not complete? can you not complete? can he not complete? can we not complete? can you not complete? can they not complete?
Forma con V-ing
can I not be completing? can you not be completing? can he not be completing? can we not be completing? can you not be completing? can they not be completing?
Perfecto
can I not have completed? can you not have completed? can he not have completed? can we not have completed? can you not have completed? can they not have completed?
Perfecto con V-ing
can I not have been completing? can you not have been completing? can he not have been completing? can we not have been completing? can you not have been completing? can they not have been completing?