English verb conjugation
COULD RECOMBINE

Regular verb: recombine - recombined - recombined

Affirmation

Simple form	V-ing form
I could recombine you could recombine he could recombine we could recombine you could recombine they could recombine	I could be recombining you could be recombining he could be recombining we could be recombining you could be recombining they could be recombining
Perfect	V-ing perfect
I could have recombined you could have recombined he could have recombined we could have recombined you could have recombined they could have recombined	I could have been recombining you could have been recombining he could have been recombining we could have been recombining you could have been recombining they could have been recombining

Negation

Simple form	V-ing form
I couldn't recombine you couldn't recombine he couldn't recombine we couldn't recombine you couldn't recombine they couldn't recombine	I couldn't be recombining you couldn't be recombining he couldn't be recombining we couldn't be recombining you couldn't be recombining they couldn't be recombining
Perfect	V-ing perfect
I couldn't have recombined you couldn't have recombined he couldn't have recombined we couldn't have recombined you couldn't have recombined they couldn't have recombined	I couldn't have been recombining you couldn't have been recombining he couldn't have been recombining we couldn't have been recombining you couldn't have been recombining they couldn't have been recombining

Interrogative form

Simple form	V-ing form
could I recombine? could you recombine? could he recombine? could we recombine? could you recombine? could they recombine?	could I be recombining? could you be recombining? could he be recombining? could we be recombining? could you be recombining? could they be recombining?
Perfect	V-ing perfect
could I have recombined? could you have recombined? could he have recombined? could we have recombined? could you have recombined? could they have recombined?	could I have been recombining? could you have been recombining? could he have been recombining? could we have been recombining? could you have been recombining? could they have been recombining?

Interro-negative form

Simple form	V-ing form
couldn't I recombine? couldn't you recombine? couldn't he recombine? couldn't we recombine? couldn't you recombine? couldn't they recombine?	couldn't I be recombining? couldn't you be recombining? couldn't he be recombining? couldn't we be recombining? couldn't you be recombining? couldn't they be recombining?
Perfect	V-ing perfect
couldn't I have recombined? couldn't you have recombined? couldn't he have recombined? couldn't we have recombined? couldn't you have recombined? couldn't they have recombined?	couldn't I have been recombining? couldn't you have been recombining? couldn't he have been recombining? couldn't we have been recombining? couldn't you have been recombining? couldn't they have been recombining?