English verb conjugation
MAY SISE

Regular verb: sise - sised - sised

Affirmation

Simple form	V-ing form
I may sise you may sise he may sise we may sise you may sise they may sise	I may be sising you may be sising he may be sising we may be sising you may be sising they may be sising
Perfect	V-ing perfect
I may have sised you may have sised he may have sised we may have sised you may have sised they may have sised	I may have been sising you may have been sising he may have been sising we may have been sising you may have been sising they may have been sising

Negation

Simple form	V-ing form
I may not sise you may not sise he may not sise we may not sise you may not sise they may not sise	I may not be sising you may not be sising he may not be sising we may not be sising you may not be sising they may not be sising
Perfect	V-ing perfect
I may not have sised you may not have sised he may not have sised we may not have sised you may not have sised they may not have sised	I may not have been sising you may not have been sising he may not have been sising we may not have been sising you may not have been sising they may not have been sising

Interrogative form

Simple form	V-ing form
may I sise? may you sise? may he sise? may we sise? may you sise? may they sise?	may I be sising? may you be sising? may he be sising? may we be sising? may you be sising? may they be sising?
Perfect	V-ing perfect
may I have sised? may you have sised? may he have sised? may we have sised? may you have sised? may they have sised?	may I have been sising? may you have been sising? may he have been sising? may we have been sising? may you have been sising? may they have been sising?

Interro-negative form

Simple form	V-ing form
may I not sise? may you not sise? may he not sise? may we not sise? may you not sise? may they not sise?	may I not be sising? may you not be sising? may he not be sising? may we not be sising? may you not be sising? may they not be sising?
Perfect	V-ing perfect
may I not have sised? may you not have sised? may he not have sised? may we not have sised? may you not have sised? may they not have sised?	may I not have been sising? may you not have been sising? may he not have been sising? may we not have been sising? may you not have been sising? may they not have been sising?