English verb conjugation
MAY ZIP

Regular verb: zip - zipped - zipped

Affirmation

Simple form	V-ing form
I may zip you may zip he may zip we may zip you may zip they may zip	I may be zipping you may be zipping he may be zipping we may be zipping you may be zipping they may be zipping
Perfect	V-ing perfect
I may have zipped you may have zipped he may have zipped we may have zipped you may have zipped they may have zipped	I may have been zipping you may have been zipping he may have been zipping we may have been zipping you may have been zipping they may have been zipping

Negation

Simple form	V-ing form
I may not zip you may not zip he may not zip we may not zip you may not zip they may not zip	I may not be zipping you may not be zipping he may not be zipping we may not be zipping you may not be zipping they may not be zipping
Perfect	V-ing perfect
I may not have zipped you may not have zipped he may not have zipped we may not have zipped you may not have zipped they may not have zipped	I may not have been zipping you may not have been zipping he may not have been zipping we may not have been zipping you may not have been zipping they may not have been zipping

Interrogative form

Simple form	V-ing form
may I zip? may you zip? may he zip? may we zip? may you zip? may they zip?	may I be zipping? may you be zipping? may he be zipping? may we be zipping? may you be zipping? may they be zipping?
Perfect	V-ing perfect
may I have zipped? may you have zipped? may he have zipped? may we have zipped? may you have zipped? may they have zipped?	may I have been zipping? may you have been zipping? may he have been zipping? may we have been zipping? may you have been zipping? may they have been zipping?

Interro-negative form

Simple form	V-ing form
may I not zip? may you not zip? may he not zip? may we not zip? may you not zip? may they not zip?	may I not be zipping? may you not be zipping? may he not be zipping? may we not be zipping? may you not be zipping? may they not be zipping?
Perfect	V-ing perfect
may I not have zipped? may you not have zipped? may he not have zipped? may we not have zipped? may you not have zipped? may they not have zipped?	may I not have been zipping? may you not have been zipping? may he not have been zipping? may we not have been zipping? may you not have been zipping? may they not have been zipping?