to undergo
Irregular verb: undergo - underwent- undergone

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 don't I undergo?
don't you undergo?
doesn't he undergo?
don't we undergo?
don't you undergo?
don't they undergo? 	amI not undergoing?
aren't you undergoing?
isn't he undergoing?
aren't we undergoing?
aren't you undergoing?
aren't they undergoing? 	didn't I undergo?
didn't you undergo?
didn't he undergo?
didn't we undergo?
didn't you undergo?
didn't they undergo? 	wasn't I undergoing?
weren't you undergoing?
wasn't he undergoing?
weren't we undergoing?
weren't you undergoing?
weren't they undergoing? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
haven't I undergone?
haven't you undergone?
hasn't he undergone?
haven't we undergone?
haven't you undergone?
haven't they undergone? 	haven't I been undergoing?
haven't you been undergoing?
hasn't he been undergoing?
haven't we been undergoing?
haven't you been undergoing?
haven't they been undergoing? 	hadn't I undergone?
hadn't you undergone?
hadn't he undergone?
hadn't we undergone?
hadn't you undergone?
hadn't they undergone? 	hadn't I been undergoing?
hadn't you been undergoing?
hadn't he been undergoing?
hadn't we been undergoing?
hadn't you been undergoing?
hadn't they been undergoing? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
won't I undergo?
won't you undergo?
won't he undergo?
won't we undergo?
won't you undergo?
won't they undergo? 	won't I be undergoing?
won't you be undergoing?
won't he be undergoing?
won't we be undergoing?
won't you be undergoing?
won't they be undergoing? 	won't I have undergone?
won't you have undergone?
won't he have undergone?
won't we have undergone?
won't you have undergone?
won't they have undergone? 	won't I have been undergoing?
won't you have been undergoing?
won't he have been undergoing?
won't we have been undergoing?
won't you have been undergoing?
won't they have been undergoing? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
wouldn't I undergo?
wouldn't you undergo?
wouldn't he undergo?
wouldn't we undergo?
wouldn't you undergo?
wouldn't they undergo? 	wouldn't I be undergoing?
wouldn't you be undergoing?
wouldn't he be undergoing?
wouldn't we be undergoing?
wouldn't you be undergoing?
wouldn't they be undergoing? 	wouldn't I have undergone?
wouldn't you have undergone?
wouldn't he have undergone?
wouldn't we have undergone?
wouldn't you have undergone?
wouldn't they have undergone? 	wouldn't I have been undergoing?
wouldn't you have been undergoing?
wouldn't he have been undergoing?
wouldn't we have been undergoing?
wouldn't you have been undergoing?
wouldn't they have been undergoing? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to undergo 	 	-
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- 	 	

Participle 	
Present 	Past 	 	 	
undergoing	undergone