English verb conjugation
MAY CUBE

Regular verb: cube - cubed - cubed

Affirmation

Simple form	V-ing form
I may cube you may cube he may cube we may cube you may cube they may cube	I may be cubing you may be cubing he may be cubing we may be cubing you may be cubing they may be cubing
Perfect	V-ing perfect
I may have cubed you may have cubed he may have cubed we may have cubed you may have cubed they may have cubed	I may have been cubing you may have been cubing he may have been cubing we may have been cubing you may have been cubing they may have been cubing

Negation

Simple form	V-ing form
I may not cube you may not cube he may not cube we may not cube you may not cube they may not cube	I may not be cubing you may not be cubing he may not be cubing we may not be cubing you may not be cubing they may not be cubing
Perfect	V-ing perfect
I may not have cubed you may not have cubed he may not have cubed we may not have cubed you may not have cubed they may not have cubed	I may not have been cubing you may not have been cubing he may not have been cubing we may not have been cubing you may not have been cubing they may not have been cubing

Interrogative form

Simple form	V-ing form
may I cube? may you cube? may he cube? may we cube? may you cube? may they cube?	may I be cubing? may you be cubing? may he be cubing? may we be cubing? may you be cubing? may they be cubing?
Perfect	V-ing perfect
may I have cubed? may you have cubed? may he have cubed? may we have cubed? may you have cubed? may they have cubed?	may I have been cubing? may you have been cubing? may he have been cubing? may we have been cubing? may you have been cubing? may they have been cubing?

Interro-negative form

Simple form	V-ing form
may I not cube? may you not cube? may he not cube? may we not cube? may you not cube? may they not cube?	may I not be cubing? may you not be cubing? may he not be cubing? may we not be cubing? may you not be cubing? may they not be cubing?
Perfect	V-ing perfect
may I not have cubed? may you not have cubed? may he not have cubed? may we not have cubed? may you not have cubed? may they not have cubed?	may I not have been cubing? may you not have been cubing? may he not have been cubing? may we not have been cubing? may you not have been cubing? may they not have been cubing?