English verb conjugation
CAN PRESWEETEN

Regular verb: presweeten - presweetened - presweetened

Affirmation

Simple form	V-ing form
I can presweeten you can presweeten he can presweeten we can presweeten you can presweeten they can presweeten	I can be presweetening you can be presweetening he can be presweetening we can be presweetening you can be presweetening they can be presweetening
Perfect	V-ing perfect
I can have presweetened you can have presweetened he can have presweetened we can have presweetened you can have presweetened they can have presweetened	I can have been presweetening you can have been presweetening he can have been presweetening we can have been presweetening you can have been presweetening they can have been presweetening

Negation

Simple form	V-ing form
I cannot presweeten you cannot presweeten he cannot presweeten we cannot presweeten you cannot presweeten they cannot presweeten	I cannot be presweetening you cannot be presweetening he cannot be presweetening we cannot be presweetening you cannot be presweetening they cannot be presweetening
Perfect	V-ing perfect
I cannot have presweetened you cannot have presweetened he cannot have presweetened we cannot have presweetened you cannot have presweetened they cannot have presweetened	I cannot have been presweetening you cannot have been presweetening he cannot have been presweetening we cannot have been presweetening you cannot have been presweetening they cannot have been presweetening

Interrogative form

Simple form	V-ing form
can I presweeten? can you presweeten? can he presweeten? can we presweeten? can you presweeten? can they presweeten?	can I be presweetening? can you be presweetening? can he be presweetening? can we be presweetening? can you be presweetening? can they be presweetening?
Perfect	V-ing perfect
can I have presweetened? can you have presweetened? can he have presweetened? can we have presweetened? can you have presweetened? can they have presweetened?	can I have been presweetening? can you have been presweetening? can he have been presweetening? can we have been presweetening? can you have been presweetening? can they have been presweetening?

Interro-negative form

Simple form	V-ing form
can I not presweeten? can you not presweeten? can he not presweeten? can we not presweeten? can you not presweeten? can they not presweeten?	can I not be presweetening? can you not be presweetening? can he not be presweetening? can we not be presweetening? can you not be presweetening? can they not be presweetening?
Perfect	V-ing perfect
can I not have presweetened? can you not have presweetened? can he not have presweetened? can we not have presweetened? can you not have presweetened? can they not have presweetened?	can I not have been presweetening? can you not have been presweetening? can he not have been presweetening? can we not have been presweetening? can you not have been presweetening? can they not have been presweetening?