to understudy
Regular verb: understudy - understudied- understudied

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

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
 would I understudy?
 would you understudy?
 would she understudy?
 would we understudy?
 would you understudy?
 would they understudy? 	 would I be understudying?
 would you be understudying?
 would she be understudying?
 would we be understudying?
 would you be understudying?
 would they be understudying? 	 would I have understudied?
 would you have understudied?
 would she have understudied?
 would we have understudied?
 would you have understudied?
 would they have understudied? 	 would I have been understudying?
 would you have been understudying?
 would she have been understudying?
 would we have been understudying?
 would you have been understudying?
 would they have been understudying? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to understudy 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
understudying	understudied