English verb conjugation
COULD PAY

Irregular verb: pay - paid - paid

Affirmation

Simple form	V-ing form
I could pay you could pay she could pay we could pay you could pay they could pay	I could be paying you could be paying she could be paying we could be paying you could be paying they could be paying
Perfect	V-ing perfect
I could have paid you could have paid she could have paid we could have paid you could have paid they could have paid	I could have been paying you could have been paying she could have been paying we could have been paying you could have been paying they could have been paying

Negation

Simple form	V-ing form
I could not pay you could not pay she could not pay we could not pay you could not pay they could not pay	I could not be paying you could not be paying she could not be paying we could not be paying you could not be paying they could not be paying
Perfect	V-ing perfect
I could not have paid you could not have paid she could not have paid we could not have paid you could not have paid they could not have paid	I could not have been paying you could not have been paying she could not have been paying we could not have been paying you could not have been paying they could not have been paying

Interrogative form

Simple form	V-ing form
could I pay? could you pay? could she pay? could we pay? could you pay? could they pay?	could I be paying? could you be paying? could she be paying? could we be paying? could you be paying? could they be paying?
Perfect	V-ing perfect
could I have paid? could you have paid? could she have paid? could we have paid? could you have paid? could they have paid?	could I have been paying? could you have been paying? could she have been paying? could we have been paying? could you have been paying? could they have been paying?

Interro-negative form

Simple form	V-ing form
could I not pay? could you not pay? could she not pay? could we not pay? could you not pay? could they not pay?	could I not be paying? could you not be paying? could she not be paying? could we not be paying? could you not be paying? could they not be paying?
Perfect	V-ing perfect
could I not have paid? could you not have paid? could she not have paid? could we not have paid? could you not have paid? could they not have paid?	could I not have been paying? could you not have been paying? could she not have been paying? could we not have been paying? could you not have been paying? could they not have been paying?