I may pour you may pour he may pour we may pour you may pour they may pour
V-ing form
I may be pouring you may be pouring he may be pouring we may be pouring you may be pouring they may be pouring
Perfect
I may have poured you may have poured he may have poured we may have poured you may have poured they may have poured
V-ing perfect
I may have been pouring you may have been pouring he may have been pouring we may have been pouring you may have been pouring they may have been pouring
Negation
Simple form
I may not pour you may not pour he may not pour we may not pour you may not pour they may not pour
V-ing form
I may not be pouring you may not be pouring he may not be pouring we may not be pouring you may not be pouring they may not be pouring
Perfect
I may not have poured you may not have poured he may not have poured we may not have poured you may not have poured they may not have poured
V-ing perfect
I may not have been pouring you may not have been pouring he may not have been pouring we may not have been pouring you may not have been pouring they may not have been pouring
Interrogative form
Simple form
may I pour? may you pour? may he pour? may we pour? may you pour? may they pour?
V-ing form
may I be pouring? may you be pouring? may he be pouring? may we be pouring? may you be pouring? may they be pouring?
Perfect
may I have poured? may you have poured? may he have poured? may we have poured? may you have poured? may they have poured?
V-ing perfect
may I have been pouring? may you have been pouring? may he have been pouring? may we have been pouring? may you have been pouring? may they have been pouring?
Interro-negative form
Simple form
may I not pour? may you not pour? may he not pour? may we not pour? may you not pour? may they not pour?
V-ing form
may I not be pouring? may you not be pouring? may he not be pouring? may we not be pouring? may you not be pouring? may they not be pouring?
Perfect
may I not have poured? may you not have poured? may he not have poured? may we not have poured? may you not have poured? may they not have poured?
V-ing perfect
may I not have been pouring? may you not have been pouring? may he not have been pouring? may we not have been pouring? may you not have been pouring? may they not have been pouring?