Conjugación del verbo inglés
CAN AUTHENTICATE

Verbo regular: authenticate - authenticated - authenticated

Afirmación

Forma simple	Forma con V-ing
I can authenticate you can authenticate he can authenticate we can authenticate you can authenticate they can authenticate	I can be authenticating you can be authenticating he can be authenticating we can be authenticating you can be authenticating they can be authenticating
Perfecto	Perfecto con V-ing
I can have authenticated you can have authenticated he can have authenticated we can have authenticated you can have authenticated they can have authenticated	I can have been authenticating you can have been authenticating he can have been authenticating we can have been authenticating you can have been authenticating they can have been authenticating

Negación

Forma simple	Forma con V-ing
I can't authenticate you can't authenticate he can't authenticate we can't authenticate you can't authenticate they can't authenticate	I can't be authenticating you can't be authenticating he can't be authenticating we can't be authenticating you can't be authenticating they can't be authenticating
Perfecto	Perfecto con V-ing
I can't have authenticated you can't have authenticated he can't have authenticated we can't have authenticated you can't have authenticated they can't have authenticated	I can't have been authenticating you can't have been authenticating he can't have been authenticating we can't have been authenticating you can't have been authenticating they can't have been authenticating

Forma interrogativa

Forma simple	Forma con V-ing
can I authenticate? can you authenticate? can he authenticate? can we authenticate? can you authenticate? can they authenticate?	can I be authenticating? can you be authenticating? can he be authenticating? can we be authenticating? can you be authenticating? can they be authenticating?
Perfecto	Perfecto con V-ing
can I have authenticated? can you have authenticated? can he have authenticated? can we have authenticated? can you have authenticated? can they have authenticated?	can I have been authenticating? can you have been authenticating? can he have been authenticating? can we have been authenticating? can you have been authenticating? can they have been authenticating?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I authenticate? can't you authenticate? can't he authenticate? can't we authenticate? can't you authenticate? can't they authenticate?	can't I be authenticating? can't you be authenticating? can't he be authenticating? can't we be authenticating? can't you be authenticating? can't they be authenticating?
Perfecto	Perfecto con V-ing
can't I have authenticated? can't you have authenticated? can't he have authenticated? can't we have authenticated? can't you have authenticated? can't they have authenticated?	can't I have been authenticating? can't you have been authenticating? can't he have been authenticating? can't we have been authenticating? can't you have been authenticating? can't they have been authenticating?