English verb conjugation
CAN BURDEN

Regular verb: burden - burdened - burdened

Affirmation

Simple form	V-ing form
I can burden you can burden he can burden we can burden you can burden they can burden	I can be burdening you can be burdening he can be burdening we can be burdening you can be burdening they can be burdening
Perfect	V-ing perfect
I can have burdened you can have burdened he can have burdened we can have burdened you can have burdened they can have burdened	I can have been burdening you can have been burdening he can have been burdening we can have been burdening you can have been burdening they can have been burdening

Negation

Simple form	V-ing form
I cannot burden you cannot burden he cannot burden we cannot burden you cannot burden they cannot burden	I cannot be burdening you cannot be burdening he cannot be burdening we cannot be burdening you cannot be burdening they cannot be burdening
Perfect	V-ing perfect
I cannot have burdened you cannot have burdened he cannot have burdened we cannot have burdened you cannot have burdened they cannot have burdened	I cannot have been burdening you cannot have been burdening he cannot have been burdening we cannot have been burdening you cannot have been burdening they cannot have been burdening

Interrogative form

Simple form	V-ing form
can I burden? can you burden? can he burden? can we burden? can you burden? can they burden?	can I be burdening? can you be burdening? can he be burdening? can we be burdening? can you be burdening? can they be burdening?
Perfect	V-ing perfect
can I have burdened? can you have burdened? can he have burdened? can we have burdened? can you have burdened? can they have burdened?	can I have been burdening? can you have been burdening? can he have been burdening? can we have been burdening? can you have been burdening? can they have been burdening?

Interro-negative form

Simple form	V-ing form
can I not burden? can you not burden? can he not burden? can we not burden? can you not burden? can they not burden?	can I not be burdening? can you not be burdening? can he not be burdening? can we not be burdening? can you not be burdening? can they not be burdening?
Perfect	V-ing perfect
can I not have burdened? can you not have burdened? can he not have burdened? can we not have burdened? can you not have burdened? can they not have burdened?	can I not have been burdening? can you not have been burdening? can he not have been burdening? can we not have been burdening? can you not have been burdening? can they not have been burdening?