English verb conjugation
MAY VULCANISE

Regular verb: vulcanise - vulcanised - vulcanised

Affirmation

Simple form	V-ing form
I may vulcanise you may vulcanise he may vulcanise we may vulcanise you may vulcanise they may vulcanise	I may be vulcanising you may be vulcanising he may be vulcanising we may be vulcanising you may be vulcanising they may be vulcanising
Perfect	V-ing perfect
I may have vulcanised you may have vulcanised he may have vulcanised we may have vulcanised you may have vulcanised they may have vulcanised	I may have been vulcanising you may have been vulcanising he may have been vulcanising we may have been vulcanising you may have been vulcanising they may have been vulcanising

Negation

Simple form	V-ing form
I may not vulcanise you may not vulcanise he may not vulcanise we may not vulcanise you may not vulcanise they may not vulcanise	I may not be vulcanising you may not be vulcanising he may not be vulcanising we may not be vulcanising you may not be vulcanising they may not be vulcanising
Perfect	V-ing perfect
I may not have vulcanised you may not have vulcanised he may not have vulcanised we may not have vulcanised you may not have vulcanised they may not have vulcanised	I may not have been vulcanising you may not have been vulcanising he may not have been vulcanising we may not have been vulcanising you may not have been vulcanising they may not have been vulcanising

Interrogative form

Simple form	V-ing form
may I vulcanise? may you vulcanise? may he vulcanise? may we vulcanise? may you vulcanise? may they vulcanise?	may I be vulcanising? may you be vulcanising? may he be vulcanising? may we be vulcanising? may you be vulcanising? may they be vulcanising?
Perfect	V-ing perfect
may I have vulcanised? may you have vulcanised? may he have vulcanised? may we have vulcanised? may you have vulcanised? may they have vulcanised?	may I have been vulcanising? may you have been vulcanising? may he have been vulcanising? may we have been vulcanising? may you have been vulcanising? may they have been vulcanising?

Interro-negative form

Simple form	V-ing form
may I not vulcanise? may you not vulcanise? may he not vulcanise? may we not vulcanise? may you not vulcanise? may they not vulcanise?	may I not be vulcanising? may you not be vulcanising? may he not be vulcanising? may we not be vulcanising? may you not be vulcanising? may they not be vulcanising?
Perfect	V-ing perfect
may I not have vulcanised? may you not have vulcanised? may he not have vulcanised? may we not have vulcanised? may you not have vulcanised? may they not have vulcanised?	may I not have been vulcanising? may you not have been vulcanising? may he not have been vulcanising? may we not have been vulcanising? may you not have been vulcanising? may they not have been vulcanising?