English verb conjugation
COULD DEDUCT

Regular verb: deduct - deducted - deducted

Affirmation

Simple form	V-ing form
I could deduct you could deduct she could deduct we could deduct you could deduct they could deduct	I could be deducting you could be deducting she could be deducting we could be deducting you could be deducting they could be deducting
Perfect	V-ing perfect
I could have deducted you could have deducted she could have deducted we could have deducted you could have deducted they could have deducted	I could have been deducting you could have been deducting she could have been deducting we could have been deducting you could have been deducting they could have been deducting

Negation

Simple form	V-ing form
I could not deduct you could not deduct she could not deduct we could not deduct you could not deduct they could not deduct	I could not be deducting you could not be deducting she could not be deducting we could not be deducting you could not be deducting they could not be deducting
Perfect	V-ing perfect
I could not have deducted you could not have deducted she could not have deducted we could not have deducted you could not have deducted they could not have deducted	I could not have been deducting you could not have been deducting she could not have been deducting we could not have been deducting you could not have been deducting they could not have been deducting

Interrogative form

Simple form	V-ing form
could I deduct? could you deduct? could she deduct? could we deduct? could you deduct? could they deduct?	could I be deducting? could you be deducting? could she be deducting? could we be deducting? could you be deducting? could they be deducting?
Perfect	V-ing perfect
could I have deducted? could you have deducted? could she have deducted? could we have deducted? could you have deducted? could they have deducted?	could I have been deducting? could you have been deducting? could she have been deducting? could we have been deducting? could you have been deducting? could they have been deducting?

Interro-negative form

Simple form	V-ing form
could I not deduct? could you not deduct? could she not deduct? could we not deduct? could you not deduct? could they not deduct?	could I not be deducting? could you not be deducting? could she not be deducting? could we not be deducting? could you not be deducting? could they not be deducting?
Perfect	V-ing perfect
could I not have deducted? could you not have deducted? could she not have deducted? could we not have deducted? could you not have deducted? could they not have deducted?	could I not have been deducting? could you not have been deducting? could she not have been deducting? could we not have been deducting? could you not have been deducting? could they not have been deducting?