I may mason you may mason he may mason we may mason you may mason they may mason
V-ing form
I may be masoning you may be masoning he may be masoning we may be masoning you may be masoning they may be masoning
Perfect
I may have masoned you may have masoned he may have masoned we may have masoned you may have masoned they may have masoned
V-ing perfect
I may have been masoning you may have been masoning he may have been masoning we may have been masoning you may have been masoning they may have been masoning
Negation
Simple form
I may not mason you may not mason he may not mason we may not mason you may not mason they may not mason
V-ing form
I may not be masoning you may not be masoning he may not be masoning we may not be masoning you may not be masoning they may not be masoning
Perfect
I may not have masoned you may not have masoned he may not have masoned we may not have masoned you may not have masoned they may not have masoned
V-ing perfect
I may not have been masoning you may not have been masoning he may not have been masoning we may not have been masoning you may not have been masoning they may not have been masoning
Interrogative form
Simple form
may I mason? may you mason? may he mason? may we mason? may you mason? may they mason?
V-ing form
may I be masoning? may you be masoning? may he be masoning? may we be masoning? may you be masoning? may they be masoning?
Perfect
may I have masoned? may you have masoned? may he have masoned? may we have masoned? may you have masoned? may they have masoned?
V-ing perfect
may I have been masoning? may you have been masoning? may he have been masoning? may we have been masoning? may you have been masoning? may they have been masoning?
Interro-negative form
Simple form
may I not mason? may you not mason? may he not mason? may we not mason? may you not mason? may they not mason?
V-ing form
may I not be masoning? may you not be masoning? may he not be masoning? may we not be masoning? may you not be masoning? may they not be masoning?
Perfect
may I not have masoned? may you not have masoned? may he not have masoned? may we not have masoned? may you not have masoned? may they not have masoned?
V-ing perfect
may I not have been masoning? may you not have been masoning? may he not have been masoning? may we not have been masoning? may you not have been masoning? may they not have been masoning?