English verb conjugation
MAY PREFERTILISE

Regular verb: prefertilise - prefertilised - prefertilised

Affirmation

Simple form	V-ing form
I may prefertilise you may prefertilise he may prefertilise we may prefertilise you may prefertilise they may prefertilise	I may be prefertilising you may be prefertilising he may be prefertilising we may be prefertilising you may be prefertilising they may be prefertilising
Perfect	V-ing perfect
I may have prefertilised you may have prefertilised he may have prefertilised we may have prefertilised you may have prefertilised they may have prefertilised	I may have been prefertilising you may have been prefertilising he may have been prefertilising we may have been prefertilising you may have been prefertilising they may have been prefertilising

Negation

Simple form	V-ing form
I may not prefertilise you may not prefertilise he may not prefertilise we may not prefertilise you may not prefertilise they may not prefertilise	I may not be prefertilising you may not be prefertilising he may not be prefertilising we may not be prefertilising you may not be prefertilising they may not be prefertilising
Perfect	V-ing perfect
I may not have prefertilised you may not have prefertilised he may not have prefertilised we may not have prefertilised you may not have prefertilised they may not have prefertilised	I may not have been prefertilising you may not have been prefertilising he may not have been prefertilising we may not have been prefertilising you may not have been prefertilising they may not have been prefertilising

Interrogative form

Simple form	V-ing form
may I prefertilise? may you prefertilise? may he prefertilise? may we prefertilise? may you prefertilise? may they prefertilise?	may I be prefertilising? may you be prefertilising? may he be prefertilising? may we be prefertilising? may you be prefertilising? may they be prefertilising?
Perfect	V-ing perfect
may I have prefertilised? may you have prefertilised? may he have prefertilised? may we have prefertilised? may you have prefertilised? may they have prefertilised?	may I have been prefertilising? may you have been prefertilising? may he have been prefertilising? may we have been prefertilising? may you have been prefertilising? may they have been prefertilising?

Interro-negative form

Simple form	V-ing form
may I not prefertilise? may you not prefertilise? may he not prefertilise? may we not prefertilise? may you not prefertilise? may they not prefertilise?	may I not be prefertilising? may you not be prefertilising? may he not be prefertilising? may we not be prefertilising? may you not be prefertilising? may they not be prefertilising?
Perfect	V-ing perfect
may I not have prefertilised? may you not have prefertilised? may he not have prefertilised? may we not have prefertilised? may you not have prefertilised? may they not have prefertilised?	may I not have been prefertilising? may you not have been prefertilising? may he not have been prefertilising? may we not have been prefertilising? may you not have been prefertilising? may they not have been prefertilising?