English verb conjugation
CAN UNDERPAY

Irregular verb: underpay - underpaid - underpaid

Affirmation

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

Negation

Simple form	V-ing form
I cannot underpay you cannot underpay she cannot underpay we cannot underpay you cannot underpay they cannot underpay	I cannot be underpaying you cannot be underpaying she cannot be underpaying we cannot be underpaying you cannot be underpaying they cannot be underpaying
Perfect	V-ing perfect
I cannot have underpaid you cannot have underpaid she cannot have underpaid we cannot have underpaid you cannot have underpaid they cannot have underpaid	I cannot have been underpaying you cannot have been underpaying she cannot have been underpaying we cannot have been underpaying you cannot have been underpaying they cannot have been underpaying

Interrogative form

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

Interro-negative form

Simple form	V-ing form
can I not underpay? can you not underpay? can she not underpay? can we not underpay? can you not underpay? can they not underpay?	can I not be underpaying? can you not be underpaying? can she not be underpaying? can we not be underpaying? can you not be underpaying? can they not be underpaying?
Perfect	V-ing perfect
can I not have underpaid? can you not have underpaid? can she not have underpaid? can we not have underpaid? can you not have underpaid? can they not have underpaid?	can I not have been underpaying? can you not have been underpaying? can she not have been underpaying? can we not have been underpaying? can you not have been underpaying? can they not have been underpaying?