may zip
Regular verb: zip - zipped- zipped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
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? 	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?