English verb conjugation
COULD MERGE

Regular verb: merge - merged - merged

Affirmation

Simple form	V-ing form
I could merge you could merge he could merge we could merge you could merge they could merge	I could be merging you could be merging he could be merging we could be merging you could be merging they could be merging
Perfect	V-ing perfect
I could have merged you could have merged he could have merged we could have merged you could have merged they could have merged	I could have been merging you could have been merging he could have been merging we could have been merging you could have been merging they could have been merging

Negation

Simple form	V-ing form
I couldn't merge you couldn't merge he couldn't merge we couldn't merge you couldn't merge they couldn't merge	I couldn't be merging you couldn't be merging he couldn't be merging we couldn't be merging you couldn't be merging they couldn't be merging
Perfect	V-ing perfect
I couldn't have merged you couldn't have merged he couldn't have merged we couldn't have merged you couldn't have merged they couldn't have merged	I couldn't have been merging you couldn't have been merging he couldn't have been merging we couldn't have been merging you couldn't have been merging they couldn't have been merging

Interrogative form

Simple form	V-ing form
could I merge? could you merge? could he merge? could we merge? could you merge? could they merge?	could I be merging? could you be merging? could he be merging? could we be merging? could you be merging? could they be merging?
Perfect	V-ing perfect
could I have merged? could you have merged? could he have merged? could we have merged? could you have merged? could they have merged?	could I have been merging? could you have been merging? could he have been merging? could we have been merging? could you have been merging? could they have been merging?

Interro-negative form

Simple form	V-ing form
couldn't I merge? couldn't you merge? couldn't he merge? couldn't we merge? couldn't you merge? couldn't they merge?	couldn't I be merging? couldn't you be merging? couldn't he be merging? couldn't we be merging? couldn't you be merging? couldn't they be merging?
Perfect	V-ing perfect
couldn't I have merged? couldn't you have merged? couldn't he have merged? couldn't we have merged? couldn't you have merged? couldn't they have merged?	couldn't I have been merging? couldn't you have been merging? couldn't he have been merging? couldn't we have been merging? couldn't you have been merging? couldn't they have been merging?