English verb conjugation
MAY HYDROGENISE

Regular verb: hydrogenise - hydrogenised - hydrogenised

Affirmation

Simple form	V-ing form
I may hydrogenise you may hydrogenise he may hydrogenise we may hydrogenise you may hydrogenise they may hydrogenise	I may be hydrogenising you may be hydrogenising he may be hydrogenising we may be hydrogenising you may be hydrogenising they may be hydrogenising
Perfect	V-ing perfect
I may have hydrogenised you may have hydrogenised he may have hydrogenised we may have hydrogenised you may have hydrogenised they may have hydrogenised	I may have been hydrogenising you may have been hydrogenising he may have been hydrogenising we may have been hydrogenising you may have been hydrogenising they may have been hydrogenising

Negation

Simple form	V-ing form
I may not hydrogenise you may not hydrogenise he may not hydrogenise we may not hydrogenise you may not hydrogenise they may not hydrogenise	I may not be hydrogenising you may not be hydrogenising he may not be hydrogenising we may not be hydrogenising you may not be hydrogenising they may not be hydrogenising
Perfect	V-ing perfect
I may not have hydrogenised you may not have hydrogenised he may not have hydrogenised we may not have hydrogenised you may not have hydrogenised they may not have hydrogenised	I may not have been hydrogenising you may not have been hydrogenising he may not have been hydrogenising we may not have been hydrogenising you may not have been hydrogenising they may not have been hydrogenising

Interrogative form

Simple form	V-ing form
may I hydrogenise? may you hydrogenise? may he hydrogenise? may we hydrogenise? may you hydrogenise? may they hydrogenise?	may I be hydrogenising? may you be hydrogenising? may he be hydrogenising? may we be hydrogenising? may you be hydrogenising? may they be hydrogenising?
Perfect	V-ing perfect
may I have hydrogenised? may you have hydrogenised? may he have hydrogenised? may we have hydrogenised? may you have hydrogenised? may they have hydrogenised?	may I have been hydrogenising? may you have been hydrogenising? may he have been hydrogenising? may we have been hydrogenising? may you have been hydrogenising? may they have been hydrogenising?

Interro-negative form

Simple form	V-ing form
may I not hydrogenise? may you not hydrogenise? may he not hydrogenise? may we not hydrogenise? may you not hydrogenise? may they not hydrogenise?	may I not be hydrogenising? may you not be hydrogenising? may he not be hydrogenising? may we not be hydrogenising? may you not be hydrogenising? may they not be hydrogenising?
Perfect	V-ing perfect
may I not have hydrogenised? may you not have hydrogenised? may he not have hydrogenised? may we not have hydrogenised? may you not have hydrogenised? may they not have hydrogenised?	may I not have been hydrogenising? may you not have been hydrogenising? may he not have been hydrogenising? may we not have been hydrogenising? may you not have been hydrogenising? may they not have been hydrogenising?