ought to underpin
Verbe régulier : underpin - underpinned- underpinned
Traduction française : soutenir - étayer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to underpin
you ought to underpin
she ought to underpin
we ought to underpin
you ought to underpin
they ought to underpin 	I ought to be underpinning
you ought to be underpinning
she ought to be underpinning
we ought to be underpinning
you ought to be underpinning
they ought to be underpinning	I ought to have underpinned
you ought to have underpinned
she ought to have underpinned
we ought to have underpinned
you ought to have underpinned
they ought to have underpinned	I ought to have been underpinning
you ought to have been underpinning
she ought to have been underpinning
we ought to have been underpinning
you ought to have been underpinning
they ought to have been underpinning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to underpin
you ought not to underpin
she ought not to underpin
we ought not to underpin
you ought not to underpin
they ought not to underpin 	I ought not to underpinning
you ought not to underpinning
she ought not to underpinning
we ought not to underpinning
you ought not to underpinning
they ought not to underpinning	I ought not to have underpinned
you ought not to have underpinned
she ought not to have underpinned
we ought not to have underpinned
you ought not to have underpinned
they ought not to have underpinned	I ought not to have been underpinning
you ought not to have been underpinning
she ought not to have been underpinning
we ought not to have been underpinning
you ought not to have been underpinning
they ought not to have been underpinning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I underpin?
ought to you underpin?
ought to she underpin?
ought to we underpin?
ought to you underpin?
ought to they underpin? 	ought to I be underpinning?
ought to you be underpinning?
ought to she be underpinning?
ought to we be underpinning?
ought to you be underpinning?
ought to they be underpinning? 	ought to I have underpinned?
ought to you have underpinned?
ought to she have underpinned?
ought to we have underpinned?
ought to you have underpinned?
ought to they have underpinned? 	ought to I have been underpinning?
ought to you have been underpinning?
ought to she have been underpinning?
ought to we have been underpinning?
ought to you have been underpinning?
ought to they have been underpinning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to underpin?
ought you not to underpin?
ought she not to underpin?
ought we not to underpin?
ought you not to underpin?
ought they not to underpin? 	ought I not to be underpinning?
ought you not to be underpinning?
ought she not to be underpinning?
ought we not to be underpinning?
ought you not to be underpinning?
ought they not to be underpinning? 	ought I not to have underpinned?
ought you not to have underpinned?
ought she not to have underpinned?
ought we not to have underpinned?
ought you not to have underpinned?
ought they not to have underpinned? 	ought I not to have been underpinning?
ought you not to have been underpinning?
ought she not to have been underpinning?
ought we not to have been underpinning?
ought you not to have been underpinning?
ought they not to have been underpinning?