may foam
Regular verb: foam - foamed- foamed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may foam
you may foam
she may foam
we may foam
you may foam
they may foam 	I may be foaming
you may be foaming
she may be foaming
we may be foaming
you may be foaming
they may be foaming	I may have foamed
you may have foamed
she may have foamed
we may have foamed
you may have foamed
they may have foamed	I may have been foaming
you may have been foaming
she may have been foaming
we may have been foaming
you may have been foaming
they may have been foaming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't foam
you mayn't foam
she mayn't foam
we mayn't foam
you mayn't foam
they mayn't foam 	I mayn't be foaming
you mayn't be foaming
she mayn't be foaming
we mayn't be foaming
you mayn't be foaming
they mayn't be foaming	I mayn't have foamed
you mayn't have foamed
she mayn't have foamed
we mayn't have foamed
you mayn't have foamed
they mayn't have foamed	I mayn't have been foaming
you mayn't have been foaming
she mayn't have been foaming
we mayn't have been foaming
you mayn't have been foaming
they mayn't have been foaming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I foam?
may you foam?
may she foam?
may we foam?
may you foam?
may they foam? 	may I be foaming?
may you be foaming?
may she be foaming?
may we be foaming?
may you be foaming?
may they be foaming? 	may I have foamed?
may you have foamed?
may she have foamed?
may we have foamed?
may you have foamed?
may they have foamed? 	may I have been foaming?
may you have been foaming?
may she have been foaming?
may we have been foaming?
may you have been foaming?
may they have been foaming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I foam?
mayn't you foam?
mayn't she foam?
mayn't we foam?
mayn't you foam?
mayn't they foam? 	mayn't I be foaming?
mayn't you be foaming?
mayn't she be foaming?
mayn't we be foaming?
mayn't you be foaming?
mayn't they be foaming? 	mayn't I have foamed?
mayn't you have foamed?
mayn't she have foamed?
mayn't we have foamed?
mayn't you have foamed?
mayn't they have foamed? 	mayn't I have been foaming?
mayn't you have been foaming?
mayn't she have been foaming?
mayn't we have been foaming?
mayn't you have been foaming?
mayn't they have been foaming?