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 couldn't gemmate you couldn't gemmate he couldn't gemmate we couldn't gemmate you couldn't gemmate they couldn't gemmate	I couldn't be gemmating you couldn't be gemmating he couldn't be gemmating we couldn't be gemmating you couldn't be gemmating they couldn't be gemmating
Perfect	V-ing perfect
I couldn't have gemmated you couldn't have gemmated he couldn't have gemmated we couldn't have gemmated you couldn't have gemmated they couldn't have gemmated	I couldn't have been gemmating you couldn't have been gemmating he couldn't have been gemmating we couldn't have been gemmating you couldn't have been gemmating they couldn't 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
couldn't I gemmate? couldn't you gemmate? couldn't he gemmate? couldn't we gemmate? couldn't you gemmate? couldn't they gemmate?	couldn't I be gemmating? couldn't you be gemmating? couldn't he be gemmating? couldn't we be gemmating? couldn't you be gemmating? couldn't they be gemmating?
Perfect	V-ing perfect
couldn't I have gemmated? couldn't you have gemmated? couldn't he have gemmated? couldn't we have gemmated? couldn't you have gemmated? couldn't they have gemmated?	couldn't I have been gemmating? couldn't you have been gemmating? couldn't he have been gemmating? couldn't we have been gemmating? couldn't you have been gemmating? couldn't they have been gemmating?