English verb conjugation
COULD GEMMATE

Regular verb: gemmate - gemmated - gemmated

Affirmation

Simple form	V-ing form
I could gemmate you could gemmate he could gemmate we could gemmate you could gemmate they could gemmate	I could be gemmating you could be gemmating he could be gemmating we could be gemmating you could be gemmating they could be gemmating
Perfect	V-ing perfect
I could have gemmated you could have gemmated he could have gemmated we could have gemmated you could have gemmated they could have gemmated	I could have been gemmating you could have been gemmating he could have been gemmating we could have been gemmating you could have been gemmating they could have been gemmating

Negation

Simple form	V-ing form
I could not gemmate you could not gemmate he could not gemmate we could not gemmate you could not gemmate they could not gemmate	I could not be gemmating you could not be gemmating he could not be gemmating we could not be gemmating you could not be gemmating they could not be gemmating
Perfect	V-ing perfect
I could not have gemmated you could not have gemmated he could not have gemmated we could not have gemmated you could not have gemmated they could not have gemmated	I could not have been gemmating you could not have been gemmating he could not have been gemmating we could not have been gemmating you could not have been gemmating they could not have been gemmating

Interrogative form

Simple form	V-ing form
could I gemmate? could you gemmate? could he gemmate? could we gemmate? could you gemmate? could they gemmate?	could I be gemmating? could you be gemmating? could he be gemmating? could we be gemmating? could you be gemmating? could they be gemmating?
Perfect	V-ing perfect
could I have gemmated? could you have gemmated? could he have gemmated? could we have gemmated? could you have gemmated? could they have gemmated?	could I have been gemmating? could you have been gemmating? could he have been gemmating? could we have been gemmating? could you have been gemmating? could they have been gemmating?

Interro-negative form

Simple form	V-ing form
could I not gemmate? could you not gemmate? could he not gemmate? could we not gemmate? could you not gemmate? could they not gemmate?	could I not be gemmating? could you not be gemmating? could he not be gemmating? could we not be gemmating? could you not be gemmating? could they not be gemmating?
Perfect	V-ing perfect
could I not have gemmated? could you not have gemmated? could he not have gemmated? could we not have gemmated? could you not have gemmated? could they not have gemmated?	could I not have been gemmating? could you not have been gemmating? could he not have been gemmating? could we not have been gemmating? could you not have been gemmating? could they not have been gemmating?