English verb conjugation
COULD UNPLUG

Regular verb: unplug - unplugged - unplugged

Affirmation

Simple form	V-ing form
I could unplug you could unplug he could unplug we could unplug you could unplug they could unplug	I could be unplugging you could be unplugging he could be unplugging we could be unplugging you could be unplugging they could be unplugging
Perfect	V-ing perfect
I could have unplugged you could have unplugged he could have unplugged we could have unplugged you could have unplugged they could have unplugged	I could have been unplugging you could have been unplugging he could have been unplugging we could have been unplugging you could have been unplugging they could have been unplugging

Negation

Simple form	V-ing form
I couldn't unplug you couldn't unplug he couldn't unplug we couldn't unplug you couldn't unplug they couldn't unplug	I couldn't be unplugging you couldn't be unplugging he couldn't be unplugging we couldn't be unplugging you couldn't be unplugging they couldn't be unplugging
Perfect	V-ing perfect
I couldn't have unplugged you couldn't have unplugged he couldn't have unplugged we couldn't have unplugged you couldn't have unplugged they couldn't have unplugged	I couldn't have been unplugging you couldn't have been unplugging he couldn't have been unplugging we couldn't have been unplugging you couldn't have been unplugging they couldn't have been unplugging

Interrogative form

Simple form	V-ing form
could I unplug? could you unplug? could he unplug? could we unplug? could you unplug? could they unplug?	could I be unplugging? could you be unplugging? could he be unplugging? could we be unplugging? could you be unplugging? could they be unplugging?
Perfect	V-ing perfect
could I have unplugged? could you have unplugged? could he have unplugged? could we have unplugged? could you have unplugged? could they have unplugged?	could I have been unplugging? could you have been unplugging? could he have been unplugging? could we have been unplugging? could you have been unplugging? could they have been unplugging?

Interro-negative form

Simple form	V-ing form
couldn't I unplug? couldn't you unplug? couldn't he unplug? couldn't we unplug? couldn't you unplug? couldn't they unplug?	couldn't I be unplugging? couldn't you be unplugging? couldn't he be unplugging? couldn't we be unplugging? couldn't you be unplugging? couldn't they be unplugging?
Perfect	V-ing perfect
couldn't I have unplugged? couldn't you have unplugged? couldn't he have unplugged? couldn't we have unplugged? couldn't you have unplugged? couldn't they have unplugged?	couldn't I have been unplugging? couldn't you have been unplugging? couldn't he have been unplugging? couldn't we have been unplugging? couldn't you have been unplugging? couldn't they have been unplugging?