may smear
Regular verb: smear - smeared- smeared

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may smear
you may smear
she may smear
we may smear
you may smear
they may smear 	I may be smearing
you may be smearing
she may be smearing
we may be smearing
you may be smearing
they may be smearing	I may have smeared
you may have smeared
she may have smeared
we may have smeared
you may have smeared
they may have smeared	I may have been smearing
you may have been smearing
she may have been smearing
we may have been smearing
you may have been smearing
they may have been smearing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't smear
you mayn't smear
she mayn't smear
we mayn't smear
you mayn't smear
they mayn't smear 	I mayn't be smearing
you mayn't be smearing
she mayn't be smearing
we mayn't be smearing
you mayn't be smearing
they mayn't be smearing	I mayn't have smeared
you mayn't have smeared
she mayn't have smeared
we mayn't have smeared
you mayn't have smeared
they mayn't have smeared	I mayn't have been smearing
you mayn't have been smearing
she mayn't have been smearing
we mayn't have been smearing
you mayn't have been smearing
they mayn't have been smearing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I smear?
may you smear?
may she smear?
may we smear?
may you smear?
may they smear? 	may I be smearing?
may you be smearing?
may she be smearing?
may we be smearing?
may you be smearing?
may they be smearing? 	may I have smeared?
may you have smeared?
may she have smeared?
may we have smeared?
may you have smeared?
may they have smeared? 	may I have been smearing?
may you have been smearing?
may she have been smearing?
may we have been smearing?
may you have been smearing?
may they have been smearing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I smear?
mayn't you smear?
mayn't she smear?
mayn't we smear?
mayn't you smear?
mayn't they smear? 	mayn't I be smearing?
mayn't you be smearing?
mayn't she be smearing?
mayn't we be smearing?
mayn't you be smearing?
mayn't they be smearing? 	mayn't I have smeared?
mayn't you have smeared?
mayn't she have smeared?
mayn't we have smeared?
mayn't you have smeared?
mayn't they have smeared? 	mayn't I have been smearing?
mayn't you have been smearing?
mayn't she have been smearing?
mayn't we have been smearing?
mayn't you have been smearing?
mayn't they have been smearing?