English verb conjugation
MAY PRESTERILISE

Regular verb: presterilise - presterilised - presterilised

Affirmation

Simple form	V-ing form
I may presterilise you may presterilise she may presterilise we may presterilise you may presterilise they may presterilise	I may be presterilising you may be presterilising she may be presterilising we may be presterilising you may be presterilising they may be presterilising
Perfect	V-ing perfect
I may have presterilised you may have presterilised she may have presterilised we may have presterilised you may have presterilised they may have presterilised	I may have been presterilising you may have been presterilising she may have been presterilising we may have been presterilising you may have been presterilising they may have been presterilising

Negation

Simple form	V-ing form
I mayn't presterilise you mayn't presterilise she mayn't presterilise we mayn't presterilise you mayn't presterilise they mayn't presterilise	I mayn't be presterilising you mayn't be presterilising she mayn't be presterilising we mayn't be presterilising you mayn't be presterilising they mayn't be presterilising
Perfect	V-ing perfect
I mayn't have presterilised you mayn't have presterilised she mayn't have presterilised we mayn't have presterilised you mayn't have presterilised they mayn't have presterilised	I mayn't have been presterilising you mayn't have been presterilising she mayn't have been presterilising we mayn't have been presterilising you mayn't have been presterilising they mayn't have been presterilising

Interrogative form

Simple form	V-ing form
may I presterilise? may you presterilise? may she presterilise? may we presterilise? may you presterilise? may they presterilise?	may I be presterilising? may you be presterilising? may she be presterilising? may we be presterilising? may you be presterilising? may they be presterilising?
Perfect	V-ing perfect
may I have presterilised? may you have presterilised? may she have presterilised? may we have presterilised? may you have presterilised? may they have presterilised?	may I have been presterilising? may you have been presterilising? may she have been presterilising? may we have been presterilising? may you have been presterilising? may they have been presterilising?

Interro-negative form

Simple form	V-ing form
mayn't I presterilise? mayn't you presterilise? mayn't she presterilise? mayn't we presterilise? mayn't you presterilise? mayn't they presterilise?	mayn't I be presterilising? mayn't you be presterilising? mayn't she be presterilising? mayn't we be presterilising? mayn't you be presterilising? mayn't they be presterilising?
Perfect	V-ing perfect
mayn't I have presterilised? mayn't you have presterilised? mayn't she have presterilised? mayn't we have presterilised? mayn't you have presterilised? mayn't they have presterilised?	mayn't I have been presterilising? mayn't you have been presterilising? mayn't she have been presterilising? mayn't we have been presterilising? mayn't you have been presterilising? mayn't they have been presterilising?