may bump
Regular verb: bump - bumped- bumped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may bump
you may bump
he may bump
we may bump
you may bump
they may bump 	I may be bumping
you may be bumping
he may be bumping
we may be bumping
you may be bumping
they may be bumping	I may have bumped
you may have bumped
he may have bumped
we may have bumped
you may have bumped
they may have bumped	I may have been bumping
you may have been bumping
he may have been bumping
we may have been bumping
you may have been bumping
they may have been bumping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not bump
you may not bump
he may not bump
we may not bump
you may not bump
they may not bump 	I may not be bumping
you may not be bumping
he may not be bumping
we may not be bumping
you may not be bumping
they may not be bumping	I may not have bumped
you may not have bumped
he may not have bumped
we may not have bumped
you may not have bumped
they may not have bumped	I may not have been bumping
you may not have been bumping
he may not have been bumping
we may not have been bumping
you may not have been bumping
they may not have been bumping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I bump?
may you bump?
may he bump?
may we bump?
may you bump?
may they bump? 	may I be bumping?
may you be bumping?
may he be bumping?
may we be bumping?
may you be bumping?
may they be bumping? 	may I have bumped?
may you have bumped?
may he have bumped?
may we have bumped?
may you have bumped?
may they have bumped? 	may I have been bumping?
may you have been bumping?
may he have been bumping?
may we have been bumping?
may you have been bumping?
may they have been bumping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not bump?
may you not bump?
may he not bump?
may we not bump?
may you not bump?
may they not bump? 	may I not be bumping?
may you not be bumping?
may he not be bumping?
may we not be bumping?
may you not be bumping?
may they not be bumping? 	may I not have bumped?
may you not have bumped?
may he not have bumped?
may we not have bumped?
may you not have bumped?
may they not have bumped? 	may I not have been bumping?
may you not have been bumping?
may he not have been bumping?
may we not have been bumping?
may you not have been bumping?
may they not have been bumping?