Conjugación del verbo inglés
CAN WHITEN

Verbo regular: whiten - whitened - whitened

Afirmación

Forma simple	Forma con V-ing
I can whiten you can whiten he can whiten we can whiten you can whiten they can whiten	I can be whitening you can be whitening he can be whitening we can be whitening you can be whitening they can be whitening
Perfecto	Perfecto con V-ing
I can have whitened you can have whitened he can have whitened we can have whitened you can have whitened they can have whitened	I can have been whitening you can have been whitening he can have been whitening we can have been whitening you can have been whitening they can have been whitening

Negación

Forma simple	Forma con V-ing
I cannot whiten you cannot whiten he cannot whiten we cannot whiten you cannot whiten they cannot whiten	I cannot be whitening you cannot be whitening he cannot be whitening we cannot be whitening you cannot be whitening they cannot be whitening
Perfecto	Perfecto con V-ing
I cannot have whitened you cannot have whitened he cannot have whitened we cannot have whitened you cannot have whitened they cannot have whitened	I cannot have been whitening you cannot have been whitening he cannot have been whitening we cannot have been whitening you cannot have been whitening they cannot have been whitening

Forma interrogativa

Forma simple	Forma con V-ing
can I whiten? can you whiten? can he whiten? can we whiten? can you whiten? can they whiten?	can I be whitening? can you be whitening? can he be whitening? can we be whitening? can you be whitening? can they be whitening?
Perfecto	Perfecto con V-ing
can I have whitened? can you have whitened? can he have whitened? can we have whitened? can you have whitened? can they have whitened?	can I have been whitening? can you have been whitening? can he have been whitening? can we have been whitening? can you have been whitening? can they have been whitening?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not whiten? can you not whiten? can he not whiten? can we not whiten? can you not whiten? can they not whiten?	can I not be whitening? can you not be whitening? can he not be whitening? can we not be whitening? can you not be whitening? can they not be whitening?
Perfecto	Perfecto con V-ing
can I not have whitened? can you not have whitened? can he not have whitened? can we not have whitened? can you not have whitened? can they not have whitened?	can I not have been whitening? can you not have been whitening? can he not have been whitening? can we not have been whitening? can you not have been whitening? can they not have been whitening?