English verb conjugation
TO UNDERSTUDY

Regular verb: understudy - understudied - understudied

Indicative

Present	Present continuous	Preterite	Preterite continuous
don't I understudy? don't you understudy? doesn't he understudy? don't we understudy? don't you understudy? don't they understudy?	am I not understudying? aren't you understudying? isn't he understudying? aren't we understudying? aren't you understudying? aren't they understudying?	didn't I understudy? didn't you understudy? didn't he understudy? didn't we understudy? didn't you understudy? didn't they understudy?	wasn't I understudying? weren't you understudying? wasn't he understudying? weren't we understudying? weren't you understudying? weren't they understudying?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
haven't I understudied? haven't you understudied? hasn't he understudied? haven't we understudied? haven't you understudied? haven't they understudied?	haven't I been understudying? haven't you been understudying? hasn't he been understudying? haven't we been understudying? haven't you been understudying? haven't they been understudying?	hadn't I understudied? hadn't you understudied? hadn't he understudied? hadn't we understudied? hadn't you understudied? hadn't they understudied?	hadn't I been understudying? hadn't you been understudying? hadn't he been understudying? hadn't we been understudying? hadn't you been understudying? hadn't they been understudying?
Future	Future continuous	Future perfect	Future perfect continuous
won't I understudy? won't you understudy? won't he understudy? won't we understudy? won't you understudy? won't they understudy?	won't I be understudying? won't you be understudying? won't he be understudying? won't we be understudying? won't you be understudying? won't they be understudying?	won't I have understudied? won't you have understudied? won't he have understudied? won't we have understudied? won't you have understudied? won't they have understudied?	won't I have been understudying? won't you have been understudying? won't he have been understudying? won't we have been understudying? won't you have been understudying? won't they have been understudying?

Conditional

Present	Present continuous	Past	Past continuous
wouldn't I understudy? wouldn't you understudy? wouldn't he understudy? wouldn't we understudy? wouldn't you understudy? wouldn't they understudy?	wouldn't I be understudying? wouldn't you be understudying? wouldn't he be understudying? wouldn't we be understudying? wouldn't you be understudying? wouldn't they be understudying?	wouldn't I have understudied? wouldn't you have understudied? wouldn't he have understudied? wouldn't we have understudied? wouldn't you have understudied? wouldn't they have understudied?	wouldn't I have been understudying? wouldn't you have been understudying? wouldn't he have been understudying? wouldn't we have been understudying? wouldn't you have been understudying? wouldn't they have been understudying?

Infinitive

Imperative

Infinitive		Imperative
to understudy		- - -

Participle

Present	Past
understudying	understudied