Conjugación del verbo inglés
CAN STRAIGHTEN

Verbo regular: straighten - straightened - straightened

Afirmación

Forma simple	Forma con V-ing
I can straighten you can straighten he can straighten we can straighten you can straighten they can straighten	I can be straightening you can be straightening he can be straightening we can be straightening you can be straightening they can be straightening
Perfecto	Perfecto con V-ing
I can have straightened you can have straightened he can have straightened we can have straightened you can have straightened they can have straightened	I can have been straightening you can have been straightening he can have been straightening we can have been straightening you can have been straightening they can have been straightening

Negación

Forma simple	Forma con V-ing
I can't straighten you can't straighten he can't straighten we can't straighten you can't straighten they can't straighten	I can't be straightening you can't be straightening he can't be straightening we can't be straightening you can't be straightening they can't be straightening
Perfecto	Perfecto con V-ing
I can't have straightened you can't have straightened he can't have straightened we can't have straightened you can't have straightened they can't have straightened	I can't have been straightening you can't have been straightening he can't have been straightening we can't have been straightening you can't have been straightening they can't have been straightening

Forma interrogativa

Forma simple	Forma con V-ing
can I straighten? can you straighten? can he straighten? can we straighten? can you straighten? can they straighten?	can I be straightening? can you be straightening? can he be straightening? can we be straightening? can you be straightening? can they be straightening?
Perfecto	Perfecto con V-ing
can I have straightened? can you have straightened? can he have straightened? can we have straightened? can you have straightened? can they have straightened?	can I have been straightening? can you have been straightening? can he have been straightening? can we have been straightening? can you have been straightening? can they have been straightening?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I straighten? can't you straighten? can't he straighten? can't we straighten? can't you straighten? can't they straighten?	can't I be straightening? can't you be straightening? can't he be straightening? can't we be straightening? can't you be straightening? can't they be straightening?
Perfecto	Perfecto con V-ing
can't I have straightened? can't you have straightened? can't he have straightened? can't we have straightened? can't you have straightened? can't they have straightened?	can't I have been straightening? can't you have been straightening? can't he have been straightening? can't we have been straightening? can't you have been straightening? can't they have been straightening?