I may perforate you may perforate he may perforate we may perforate you may perforate they may perforate
V-ing form
I may be perforating you may be perforating he may be perforating we may be perforating you may be perforating they may be perforating
Perfect
I may have perforated you may have perforated he may have perforated we may have perforated you may have perforated they may have perforated
V-ing perfect
I may have been perforating you may have been perforating he may have been perforating we may have been perforating you may have been perforating they may have been perforating
Negation
Simple form
I may not perforate you may not perforate he may not perforate we may not perforate you may not perforate they may not perforate
V-ing form
I may not be perforating you may not be perforating he may not be perforating we may not be perforating you may not be perforating they may not be perforating
Perfect
I may not have perforated you may not have perforated he may not have perforated we may not have perforated you may not have perforated they may not have perforated
V-ing perfect
I may not have been perforating you may not have been perforating he may not have been perforating we may not have been perforating you may not have been perforating they may not have been perforating
Interrogative form
Simple form
may I perforate? may you perforate? may he perforate? may we perforate? may you perforate? may they perforate?
V-ing form
may I be perforating? may you be perforating? may he be perforating? may we be perforating? may you be perforating? may they be perforating?
Perfect
may I have perforated? may you have perforated? may he have perforated? may we have perforated? may you have perforated? may they have perforated?
V-ing perfect
may I have been perforating? may you have been perforating? may he have been perforating? may we have been perforating? may you have been perforating? may they have been perforating?
Interro-negative form
Simple form
may I not perforate? may you not perforate? may he not perforate? may we not perforate? may you not perforate? may they not perforate?
V-ing form
may I not be perforating? may you not be perforating? may he not be perforating? may we not be perforating? may you not be perforating? may they not be perforating?
Perfect
may I not have perforated? may you not have perforated? may he not have perforated? may we not have perforated? may you not have perforated? may they not have perforated?
V-ing perfect
may I not have been perforating? may you not have been perforating? may he not have been perforating? may we not have been perforating? may you not have been perforating? may they not have been perforating?