I could defang you could defang she could defang we could defang you could defang they could defang
V-ing form
I could be defanging you could be defanging she could be defanging we could be defanging you could be defanging they could be defanging
Perfect
I could have defanged you could have defanged she could have defanged we could have defanged you could have defanged they could have defanged
V-ing perfect
I could have been defanging you could have been defanging she could have been defanging we could have been defanging you could have been defanging they could have been defanging
Negation
Simple form
I could not defang you could not defang she could not defang we could not defang you could not defang they could not defang
V-ing form
I could not be defanging you could not be defanging she could not be defanging we could not be defanging you could not be defanging they could not be defanging
Perfect
I could not have defanged you could not have defanged she could not have defanged we could not have defanged you could not have defanged they could not have defanged
V-ing perfect
I could not have been defanging you could not have been defanging she could not have been defanging we could not have been defanging you could not have been defanging they could not have been defanging
Interrogative form
Simple form
could I defang? could you defang? could she defang? could we defang? could you defang? could they defang?
V-ing form
could I be defanging? could you be defanging? could she be defanging? could we be defanging? could you be defanging? could they be defanging?
Perfect
could I have defanged? could you have defanged? could she have defanged? could we have defanged? could you have defanged? could they have defanged?
V-ing perfect
could I have been defanging? could you have been defanging? could she have been defanging? could we have been defanging? could you have been defanging? could they have been defanging?
Interro-negative form
Simple form
could I not defang? could you not defang? could she not defang? could we not defang? could you not defang? could they not defang?
V-ing form
could I not be defanging? could you not be defanging? could she not be defanging? could we not be defanging? could you not be defanging? could they not be defanging?
Perfect
could I not have defanged? could you not have defanged? could she not have defanged? could we not have defanged? could you not have defanged? could they not have defanged?
V-ing perfect
could I not have been defanging? could you not have been defanging? could she not have been defanging? could we not have been defanging? could you not have been defanging? could they not have been defanging?