English verb conjugation
COULD BURY

Regular verb: bury - buried - buried

Affirmation

Simple form	V-ing form
I could bury you could bury he could bury we could bury you could bury they could bury	I could be burying you could be burying he could be burying we could be burying you could be burying they could be burying
Perfect	V-ing perfect
I could have buried you could have buried he could have buried we could have buried you could have buried they could have buried	I could have been burying you could have been burying he could have been burying we could have been burying you could have been burying they could have been burying

Negation

Simple form	V-ing form
I could not bury you could not bury he could not bury we could not bury you could not bury they could not bury	I could not be burying you could not be burying he could not be burying we could not be burying you could not be burying they could not be burying
Perfect	V-ing perfect
I could not have buried you could not have buried he could not have buried we could not have buried you could not have buried they could not have buried	I could not have been burying you could not have been burying he could not have been burying we could not have been burying you could not have been burying they could not have been burying

Interrogative form

Simple form	V-ing form
could I bury? could you bury? could he bury? could we bury? could you bury? could they bury?	could I be burying? could you be burying? could he be burying? could we be burying? could you be burying? could they be burying?
Perfect	V-ing perfect
could I have buried? could you have buried? could he have buried? could we have buried? could you have buried? could they have buried?	could I have been burying? could you have been burying? could he have been burying? could we have been burying? could you have been burying? could they have been burying?

Interro-negative form

Simple form	V-ing form
could I not bury? could you not bury? could he not bury? could we not bury? could you not bury? could they not bury?	could I not be burying? could you not be burying? could he not be burying? could we not be burying? could you not be burying? could they not be burying?
Perfect	V-ing perfect
could I not have buried? could you not have buried? could he not have buried? could we not have buried? could you not have buried? could they not have buried?	could I not have been burying? could you not have been burying? could he not have been burying? could we not have been burying? could you not have been burying? could they not have been burying?