English verb conjugation
COULD DECOLLATE

Regular verb: decollate - decollated - decollated

Affirmation

Simple form	V-ing form
I could decollate you could decollate he could decollate we could decollate you could decollate they could decollate	I could be decollating you could be decollating he could be decollating we could be decollating you could be decollating they could be decollating
Perfect	V-ing perfect
I could have decollated you could have decollated he could have decollated we could have decollated you could have decollated they could have decollated	I could have been decollating you could have been decollating he could have been decollating we could have been decollating you could have been decollating they could have been decollating

Negation

Simple form	V-ing form
I could not decollate you could not decollate he could not decollate we could not decollate you could not decollate they could not decollate	I could not be decollating you could not be decollating he could not be decollating we could not be decollating you could not be decollating they could not be decollating
Perfect	V-ing perfect
I could not have decollated you could not have decollated he could not have decollated we could not have decollated you could not have decollated they could not have decollated	I could not have been decollating you could not have been decollating he could not have been decollating we could not have been decollating you could not have been decollating they could not have been decollating

Interrogative form

Simple form	V-ing form
could I decollate? could you decollate? could he decollate? could we decollate? could you decollate? could they decollate?	could I be decollating? could you be decollating? could he be decollating? could we be decollating? could you be decollating? could they be decollating?
Perfect	V-ing perfect
could I have decollated? could you have decollated? could he have decollated? could we have decollated? could you have decollated? could they have decollated?	could I have been decollating? could you have been decollating? could he have been decollating? could we have been decollating? could you have been decollating? could they have been decollating?

Interro-negative form

Simple form	V-ing form
could I not decollate? could you not decollate? could he not decollate? could we not decollate? could you not decollate? could they not decollate?	could I not be decollating? could you not be decollating? could he not be decollating? could we not be decollating? could you not be decollating? could they not be decollating?
Perfect	V-ing perfect
could I not have decollated? could you not have decollated? could he not have decollated? could we not have decollated? could you not have decollated? could they not have decollated?	could I not have been decollating? could you not have been decollating? could he not have been decollating? could we not have been decollating? could you not have been decollating? could they not have been decollating?