may slipper
Regular verb: slipper - slippered- slippered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may slipper
you may slipper
he may slipper
we may slipper
you may slipper
they may slipper 	I may be slippering
you may be slippering
he may be slippering
we may be slippering
you may be slippering
they may be slippering	I may have slippered
you may have slippered
he may have slippered
we may have slippered
you may have slippered
they may have slippered	I may have been slippering
you may have been slippering
he may have been slippering
we may have been slippering
you may have been slippering
they may have been slippering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't slipper
you mayn't slipper
he mayn't slipper
we mayn't slipper
you mayn't slipper
they mayn't slipper 	I mayn't be slippering
you mayn't be slippering
he mayn't be slippering
we mayn't be slippering
you mayn't be slippering
they mayn't be slippering	I mayn't have slippered
you mayn't have slippered
he mayn't have slippered
we mayn't have slippered
you mayn't have slippered
they mayn't have slippered	I mayn't have been slippering
you mayn't have been slippering
he mayn't have been slippering
we mayn't have been slippering
you mayn't have been slippering
they mayn't have been slippering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I slipper?
may you slipper?
may he slipper?
may we slipper?
may you slipper?
may they slipper? 	may I be slippering?
may you be slippering?
may he be slippering?
may we be slippering?
may you be slippering?
may they be slippering? 	may I have slippered?
may you have slippered?
may he have slippered?
may we have slippered?
may you have slippered?
may they have slippered? 	may I have been slippering?
may you have been slippering?
may he have been slippering?
may we have been slippering?
may you have been slippering?
may they have been slippering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I slipper?
mayn't you slipper?
mayn't he slipper?
mayn't we slipper?
mayn't you slipper?
mayn't they slipper? 	mayn't I be slippering?
mayn't you be slippering?
mayn't he be slippering?
mayn't we be slippering?
mayn't you be slippering?
mayn't they be slippering? 	mayn't I have slippered?
mayn't you have slippered?
mayn't he have slippered?
mayn't we have slippered?
mayn't you have slippered?
mayn't they have slippered? 	mayn't I have been slippering?
mayn't you have been slippering?
mayn't he have been slippering?
mayn't we have been slippering?
mayn't you have been slippering?
mayn't they have been slippering?