English verb conjugation
COULD UNDERPAY

Irregular verb: underpay - underpaid - underpaid

Affirmation

Simple form	V-ing form
I could underpay you could underpay he could underpay we could underpay you could underpay they could underpay	I could be underpaying you could be underpaying he could be underpaying we could be underpaying you could be underpaying they could be underpaying
Perfect	V-ing perfect
I could have underpaid you could have underpaid he could have underpaid we could have underpaid you could have underpaid they could have underpaid	I could have been underpaying you could have been underpaying he could have been underpaying we could have been underpaying you could have been underpaying they could have been underpaying

Negation

Simple form	V-ing form
I couldn't underpay you couldn't underpay he couldn't underpay we couldn't underpay you couldn't underpay they couldn't underpay	I couldn't be underpaying you couldn't be underpaying he couldn't be underpaying we couldn't be underpaying you couldn't be underpaying they couldn't be underpaying
Perfect	V-ing perfect
I couldn't have underpaid you couldn't have underpaid he couldn't have underpaid we couldn't have underpaid you couldn't have underpaid they couldn't have underpaid	I couldn't have been underpaying you couldn't have been underpaying he couldn't have been underpaying we couldn't have been underpaying you couldn't have been underpaying they couldn't have been underpaying

Interrogative form

Simple form	V-ing form
could I underpay? could you underpay? could he underpay? could we underpay? could you underpay? could they underpay?	could I be underpaying? could you be underpaying? could he be underpaying? could we be underpaying? could you be underpaying? could they be underpaying?
Perfect	V-ing perfect
could I have underpaid? could you have underpaid? could he have underpaid? could we have underpaid? could you have underpaid? could they have underpaid?	could I have been underpaying? could you have been underpaying? could he have been underpaying? could we have been underpaying? could you have been underpaying? could they have been underpaying?

Interro-negative form

Simple form	V-ing form
couldn't I underpay? couldn't you underpay? couldn't he underpay? couldn't we underpay? couldn't you underpay? couldn't they underpay?	couldn't I be underpaying? couldn't you be underpaying? couldn't he be underpaying? couldn't we be underpaying? couldn't you be underpaying? couldn't they be underpaying?
Perfect	V-ing perfect
couldn't I have underpaid? couldn't you have underpaid? couldn't he have underpaid? couldn't we have underpaid? couldn't you have underpaid? couldn't they have underpaid?	couldn't I have been underpaying? couldn't you have been underpaying? couldn't he have been underpaying? couldn't we have been underpaying? couldn't you have been underpaying? couldn't they have been underpaying?