Conjugación del verbo inglés
CAN HEIGHTEN

Verbo regular: heighten - heightened - heightened

Afirmación

Forma simple	Forma con V-ing
I can heighten you can heighten he can heighten we can heighten you can heighten they can heighten	I can be heightening you can be heightening he can be heightening we can be heightening you can be heightening they can be heightening
Perfecto	Perfecto con V-ing
I can have heightened you can have heightened he can have heightened we can have heightened you can have heightened they can have heightened	I can have been heightening you can have been heightening he can have been heightening we can have been heightening you can have been heightening they can have been heightening

Negación

Forma simple	Forma con V-ing
I cannot heighten you cannot heighten he cannot heighten we cannot heighten you cannot heighten they cannot heighten	I cannot be heightening you cannot be heightening he cannot be heightening we cannot be heightening you cannot be heightening they cannot be heightening
Perfecto	Perfecto con V-ing
I cannot have heightened you cannot have heightened he cannot have heightened we cannot have heightened you cannot have heightened they cannot have heightened	I cannot have been heightening you cannot have been heightening he cannot have been heightening we cannot have been heightening you cannot have been heightening they cannot have been heightening

Forma interrogativa

Forma simple	Forma con V-ing
can I heighten? can you heighten? can he heighten? can we heighten? can you heighten? can they heighten?	can I be heightening? can you be heightening? can he be heightening? can we be heightening? can you be heightening? can they be heightening?
Perfecto	Perfecto con V-ing
can I have heightened? can you have heightened? can he have heightened? can we have heightened? can you have heightened? can they have heightened?	can I have been heightening? can you have been heightening? can he have been heightening? can we have been heightening? can you have been heightening? can they have been heightening?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not heighten? can you not heighten? can he not heighten? can we not heighten? can you not heighten? can they not heighten?	can I not be heightening? can you not be heightening? can he not be heightening? can we not be heightening? can you not be heightening? can they not be heightening?
Perfecto	Perfecto con V-ing
can I not have heightened? can you not have heightened? can he not have heightened? can we not have heightened? can you not have heightened? can they not have heightened?	can I not have been heightening? can you not have been heightening? can he not have been heightening? can we not have been heightening? can you not have been heightening? can they not have been heightening?