English verb conjugation
COULD DEFUSE

Regular verb: defuse - defused - defused

Affirmation

Simple form	V-ing form
I could defuse you could defuse she could defuse we could defuse you could defuse they could defuse	I could be defusing you could be defusing she could be defusing we could be defusing you could be defusing they could be defusing
Perfect	V-ing perfect
I could have defused you could have defused she could have defused we could have defused you could have defused they could have defused	I could have been defusing you could have been defusing she could have been defusing we could have been defusing you could have been defusing they could have been defusing

Negation

Simple form	V-ing form
I could not defuse you could not defuse she could not defuse we could not defuse you could not defuse they could not defuse	I could not be defusing you could not be defusing she could not be defusing we could not be defusing you could not be defusing they could not be defusing
Perfect	V-ing perfect
I could not have defused you could not have defused she could not have defused we could not have defused you could not have defused they could not have defused	I could not have been defusing you could not have been defusing she could not have been defusing we could not have been defusing you could not have been defusing they could not have been defusing

Interrogative form

Simple form	V-ing form
could I defuse? could you defuse? could she defuse? could we defuse? could you defuse? could they defuse?	could I be defusing? could you be defusing? could she be defusing? could we be defusing? could you be defusing? could they be defusing?
Perfect	V-ing perfect
could I have defused? could you have defused? could she have defused? could we have defused? could you have defused? could they have defused?	could I have been defusing? could you have been defusing? could she have been defusing? could we have been defusing? could you have been defusing? could they have been defusing?

Interro-negative form

Simple form	V-ing form
could I not defuse? could you not defuse? could she not defuse? could we not defuse? could you not defuse? could they not defuse?	could I not be defusing? could you not be defusing? could she not be defusing? could we not be defusing? could you not be defusing? could they not be defusing?
Perfect	V-ing perfect
could I not have defused? could you not have defused? could she not have defused? could we not have defused? could you not have defused? could they not have defused?	could I not have been defusing? could you not have been defusing? could she not have been defusing? could we not have been defusing? could you not have been defusing? could they not have been defusing?