I can offer you can offer he can offer we can offer you can offer they can offer
Forma con V-ing
I can be offering you can be offering he can be offering we can be offering you can be offering they can be offering
Perfecto
I can have offered you can have offered he can have offered we can have offered you can have offered they can have offered
Perfecto con V-ing
I can have been offering you can have been offering he can have been offering we can have been offering you can have been offering they can have been offering
Negación
Forma simple
I cannot offer you cannot offer he cannot offer we cannot offer you cannot offer they cannot offer
Forma con V-ing
I cannot be offering you cannot be offering he cannot be offering we cannot be offering you cannot be offering they cannot be offering
Perfecto
I cannot have offered you cannot have offered he cannot have offered we cannot have offered you cannot have offered they cannot have offered
Perfecto con V-ing
I cannot have been offering you cannot have been offering he cannot have been offering we cannot have been offering you cannot have been offering they cannot have been offering
Forma interrogativa
Forma simple
can I offer? can you offer? can he offer? can we offer? can you offer? can they offer?
Forma con V-ing
can I be offering? can you be offering? can he be offering? can we be offering? can you be offering? can they be offering?
Perfecto
can I have offered? can you have offered? can he have offered? can we have offered? can you have offered? can they have offered?
Perfecto con V-ing
can I have been offering? can you have been offering? can he have been offering? can we have been offering? can you have been offering? can they have been offering?
Forma interro-negativa
Forma simple
can I not offer? can you not offer? can he not offer? can we not offer? can you not offer? can they not offer?
Forma con V-ing
can I not be offering? can you not be offering? can he not be offering? can we not be offering? can you not be offering? can they not be offering?
Perfecto
can I not have offered? can you not have offered? can he not have offered? can we not have offered? can you not have offered? can they not have offered?
Perfecto con V-ing
can I not have been offering? can you not have been offering? can he not have been offering? can we not have been offering? can you not have been offering? can they not have been offering?