English verb conjugation
MAY PREOBTAIN

Regular verb: preobtain - preobtained - preobtained

Affirmation

Simple form	V-ing form
I may preobtain you may preobtain she may preobtain we may preobtain you may preobtain they may preobtain	I may be preobtaining you may be preobtaining she may be preobtaining we may be preobtaining you may be preobtaining they may be preobtaining
Perfect	V-ing perfect
I may have preobtained you may have preobtained she may have preobtained we may have preobtained you may have preobtained they may have preobtained	I may have been preobtaining you may have been preobtaining she may have been preobtaining we may have been preobtaining you may have been preobtaining they may have been preobtaining

Negation

Simple form	V-ing form
I mayn't preobtain you mayn't preobtain she mayn't preobtain we mayn't preobtain you mayn't preobtain they mayn't preobtain	I mayn't be preobtaining you mayn't be preobtaining she mayn't be preobtaining we mayn't be preobtaining you mayn't be preobtaining they mayn't be preobtaining
Perfect	V-ing perfect
I mayn't have preobtained you mayn't have preobtained she mayn't have preobtained we mayn't have preobtained you mayn't have preobtained they mayn't have preobtained	I mayn't have been preobtaining you mayn't have been preobtaining she mayn't have been preobtaining we mayn't have been preobtaining you mayn't have been preobtaining they mayn't have been preobtaining

Interrogative form

Simple form	V-ing form
may I preobtain? may you preobtain? may she preobtain? may we preobtain? may you preobtain? may they preobtain?	may I be preobtaining? may you be preobtaining? may she be preobtaining? may we be preobtaining? may you be preobtaining? may they be preobtaining?
Perfect	V-ing perfect
may I have preobtained? may you have preobtained? may she have preobtained? may we have preobtained? may you have preobtained? may they have preobtained?	may I have been preobtaining? may you have been preobtaining? may she have been preobtaining? may we have been preobtaining? may you have been preobtaining? may they have been preobtaining?

Interro-negative form

Simple form	V-ing form
mayn't I preobtain? mayn't you preobtain? mayn't she preobtain? mayn't we preobtain? mayn't you preobtain? mayn't they preobtain?	mayn't I be preobtaining? mayn't you be preobtaining? mayn't she be preobtaining? mayn't we be preobtaining? mayn't you be preobtaining? mayn't they be preobtaining?
Perfect	V-ing perfect
mayn't I have preobtained? mayn't you have preobtained? mayn't she have preobtained? mayn't we have preobtained? mayn't you have preobtained? mayn't they have preobtained?	mayn't I have been preobtaining? mayn't you have been preobtaining? mayn't she have been preobtaining? mayn't we have been preobtaining? mayn't you have been preobtaining? mayn't they have been preobtaining?