English verb conjugation
MAY UNDERSTUDY

Regular verb: understudy - understudied - understudied

Affirmation

Simple form	V-ing form
I may understudy you may understudy he may understudy we may understudy you may understudy they may understudy	I may be understudying you may be understudying he may be understudying we may be understudying you may be understudying they may be understudying
Perfect	V-ing perfect
I may have understudied you may have understudied he may have understudied we may have understudied you may have understudied they may have understudied	I may have been understudying you may have been understudying he may have been understudying we may have been understudying you may have been understudying they may have been understudying

Negation

Simple form	V-ing form
I mayn't understudy you mayn't understudy he mayn't understudy we mayn't understudy you mayn't understudy they mayn't understudy	I mayn't be understudying you mayn't be understudying he mayn't be understudying we mayn't be understudying you mayn't be understudying they mayn't be understudying
Perfect	V-ing perfect
I mayn't have understudied you mayn't have understudied he mayn't have understudied we mayn't have understudied you mayn't have understudied they mayn't have understudied	I mayn't have been understudying you mayn't have been understudying he mayn't have been understudying we mayn't have been understudying you mayn't have been understudying they mayn't have been understudying

Interrogative form

Simple form	V-ing form
may I understudy? may you understudy? may he understudy? may we understudy? may you understudy? may they understudy?	may I be understudying? may you be understudying? may he be understudying? may we be understudying? may you be understudying? may they be understudying?
Perfect	V-ing perfect
may I have understudied? may you have understudied? may he have understudied? may we have understudied? may you have understudied? may they have understudied?	may I have been understudying? may you have been understudying? may he have been understudying? may we have been understudying? may you have been understudying? may they have been understudying?

Interro-negative form

Simple form	V-ing form
mayn't I understudy? mayn't you understudy? mayn't he understudy? mayn't we understudy? mayn't you understudy? mayn't they understudy?	mayn't I be understudying? mayn't you be understudying? mayn't he be understudying? mayn't we be understudying? mayn't you be understudying? mayn't they be understudying?
Perfect	V-ing perfect
mayn't I have understudied? mayn't you have understudied? mayn't he have understudied? mayn't we have understudied? mayn't you have understudied? mayn't they have understudied?	mayn't I have been understudying? mayn't you have been understudying? mayn't he have been understudying? mayn't we have been understudying? mayn't you have been understudying? mayn't they have been understudying?