English verb conjugation
MAY PREOBTAIN

Regular verb: preobtain - preobtained - preobtained

Affirmation

Simple form	V-ing form
I may preobtain you may preobtain he may preobtain we may preobtain you may preobtain they may preobtain	I may be preobtaining you may be preobtaining he 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 he 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 he 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 he 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 he 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 he 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 he 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 he preobtain? may we preobtain? may you preobtain? may they preobtain?	may I be preobtaining? may you be preobtaining? may he 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 he 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 he 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 he 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 he 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 he 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 he have been preobtaining? mayn't we have been preobtaining? mayn't you have been preobtaining? mayn't they have been preobtaining?