may tail
Regular verb: tail - tailed- tailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may tail
you may tail
he may tail
we may tail
you may tail
they may tail 	I may be tailing
you may be tailing
he may be tailing
we may be tailing
you may be tailing
they may be tailing	I may have tailed
you may have tailed
he may have tailed
we may have tailed
you may have tailed
they may have tailed	I may have been tailing
you may have been tailing
he may have been tailing
we may have been tailing
you may have been tailing
they may have been tailing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't tail
you mayn't tail
he mayn't tail
we mayn't tail
you mayn't tail
they mayn't tail 	I mayn't be tailing
you mayn't be tailing
he mayn't be tailing
we mayn't be tailing
you mayn't be tailing
they mayn't be tailing	I mayn't have tailed
you mayn't have tailed
he mayn't have tailed
we mayn't have tailed
you mayn't have tailed
they mayn't have tailed	I mayn't have been tailing
you mayn't have been tailing
he mayn't have been tailing
we mayn't have been tailing
you mayn't have been tailing
they mayn't have been tailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I tail?
may you tail?
may he tail?
may we tail?
may you tail?
may they tail? 	may I be tailing?
may you be tailing?
may he be tailing?
may we be tailing?
may you be tailing?
may they be tailing? 	may I have tailed?
may you have tailed?
may he have tailed?
may we have tailed?
may you have tailed?
may they have tailed? 	may I have been tailing?
may you have been tailing?
may he have been tailing?
may we have been tailing?
may you have been tailing?
may they have been tailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I tail?
mayn't you tail?
mayn't he tail?
mayn't we tail?
mayn't you tail?
mayn't they tail? 	mayn't I be tailing?
mayn't you be tailing?
mayn't he be tailing?
mayn't we be tailing?
mayn't you be tailing?
mayn't they be tailing? 	mayn't I have tailed?
mayn't you have tailed?
mayn't he have tailed?
mayn't we have tailed?
mayn't you have tailed?
mayn't they have tailed? 	mayn't I have been tailing?
mayn't you have been tailing?
mayn't he have been tailing?
mayn't we have been tailing?
mayn't you have been tailing?
mayn't they have been tailing?