to undergo
Irregular verb: undergo - underwent- undergone

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 do I undergo?
do you undergo?
doesshe undergo?
do we undergo?
do you undergo?
do they undergo? 	amI undergoing?
areyou undergoing?
isshe undergoing?
arewe undergoing?
areyou undergoing?
arethey undergoing? 	did I undergo?
did you undergo?
did she undergo?
did we undergo?
did you undergo?
did they undergo? 	wasI undergoing?
wereyou undergoing?
wasshe undergoing?
werewe undergoing?
wereyou undergoing?
werethey undergoing? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
 have I undergone?
have you undergone?
hasshe undergone?
have we undergone?
have you undergone?
have they undergone? 	 have I been undergoing?
have you been undergoing?
hasshe been undergoing?
have we been undergoing?
have you been undergoing?
have they been undergoing? 	had I undergone?
had you undergone?
had she undergone?
had we undergone?
had you undergone?
had they undergone? 	had I been undergoing?
had you been undergoing?
had she been undergoing?
had we been undergoing?
had you been undergoing?
had they been undergoing? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
 will I undergo?
 will you undergo?
 will she undergo?
 will we undergo?
 will you undergo?
 will they undergo? 	 will I be undergoing?
 will you be undergoing?
 will she be undergoing?
 will we be undergoing?
 will you be undergoing?
 will they be undergoing? 	 will I have undergone?
 will you have undergone?
 will she have undergone?
 will we have undergone?
 will you have undergone?
 will they have undergone? 	 will I have been undergoing?
 will you have been undergoing?
 will she have been undergoing?
 will we have been undergoing?
 will you have been undergoing?
 will they have been undergoing? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
 would I undergo?
 would you undergo?
 would she undergo?
 would we undergo?
 would you undergo?
 would they undergo? 	 would I be undergoing?
 would you be undergoing?
 would she be undergoing?
 would we be undergoing?
 would you be undergoing?
 would they be undergoing? 	 would I have undergone?
 would you have undergone?
 would she have undergone?
 would we have undergone?
 would you have undergone?
 would they have undergone? 	 would I have been undergoing?
 would you have been undergoing?
 would she have been undergoing?
 would we have been undergoing?
 would you have been undergoing?
 would they have been undergoing? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to undergo 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
undergoing	undergone