to underpin
Verbo regular: underpin - underpinned- underpinned

Indicativo 	
Presente 	Presente continuo 	Pretérito 	Pretérito continuo 	
 do I underpin?
do you underpin?
doeshe underpin?
do we underpin?
do you underpin?
do they underpin? 	amI underpinning?
areyou underpinning?
ishe underpinning?
arewe underpinning?
areyou underpinning?
arethey underpinning? 	did I underpin?
did you underpin?
did he underpin?
did we underpin?
did you underpin?
did they underpin? 	wasI underpinning?
wereyou underpinning?
washe underpinning?
werewe underpinning?
wereyou underpinning?
werethey underpinning? 	
Presente perfecto 	Presente perfecto continuo 	Pluscuamperfecto 	Pluscuamperfecto continuo 	
 have I underpinned?
have you underpinned?
hashe underpinned?
have we underpinned?
have you underpinned?
have they underpinned? 	 have I been underpinning?
have you been underpinning?
hashe been underpinning?
have we been underpinning?
have you been underpinning?
have they been underpinning? 	had I underpinned?
had you underpinned?
had he underpinned?
had we underpinned?
had you underpinned?
had they underpinned? 	had I been underpinning?
had you been underpinning?
had he been underpinning?
had we been underpinning?
had you been underpinning?
had they been underpinning? 	
Futuro simple 	Futuro continuo 	Futuro perfecto 	Futuro perfecto contínuo 	
 will I underpin?
 will you underpin?
 will he underpin?
 will we underpin?
 will you underpin?
 will they underpin? 	 will I be underpinning?
 will you be underpinning?
 will he be underpinning?
 will we be underpinning?
 will you be underpinning?
 will they be underpinning? 	 will I have underpinned?
 will you have underpinned?
 will he have underpinned?
 will we have underpinned?
 will you have underpinned?
 will they have underpinned? 	 will I have been underpinning?
 will you have been underpinning?
 will he have been underpinning?
 will we have been underpinning?
 will you have been underpinning?
 will they have been underpinning? 	

Condicional 	
Presente 	Presente continuo 	Passado 	Passado continuo 	
 would I underpin?
 would you underpin?
 would he underpin?
 would we underpin?
 would you underpin?
 would they underpin? 	 would I be underpinning?
 would you be underpinning?
 would he be underpinning?
 would we be underpinning?
 would you be underpinning?
 would they be underpinning? 	 would I have underpinned?
 would you have underpinned?
 would he have underpinned?
 would we have underpinned?
 would you have underpinned?
 would they have underpinned? 	 would I have been underpinning?
 would you have been underpinning?
 would he have been underpinning?
 would we have been underpinning?
 would you have been underpinning?
 would they have been underpinning? 	

Infinitivo 	
Imperativo 	
Infinitivo 	 	Imperativo 	 	
to underpin 	 	-
-
- 	 	

Participio 	
Presente 	Passado 	 	 	
underpinning	underpinned