may silk-screen
Regular verb: silk-screen - silk-screened- silk-screened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may silk-screen
you may silk-screen
she may silk-screen
we may silk-screen
you may silk-screen
they may silk-screen 	I may be silk-screening
you may be silk-screening
she may be silk-screening
we may be silk-screening
you may be silk-screening
they may be silk-screening	I may have silk-screened
you may have silk-screened
she may have silk-screened
we may have silk-screened
you may have silk-screened
they may have silk-screened	I may have been silk-screening
you may have been silk-screening
she may have been silk-screening
we may have been silk-screening
you may have been silk-screening
they may have been silk-screening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't silk-screen
you mayn't silk-screen
she mayn't silk-screen
we mayn't silk-screen
you mayn't silk-screen
they mayn't silk-screen 	I mayn't be silk-screening
you mayn't be silk-screening
she mayn't be silk-screening
we mayn't be silk-screening
you mayn't be silk-screening
they mayn't be silk-screening	I mayn't have silk-screened
you mayn't have silk-screened
she mayn't have silk-screened
we mayn't have silk-screened
you mayn't have silk-screened
they mayn't have silk-screened	I mayn't have been silk-screening
you mayn't have been silk-screening
she mayn't have been silk-screening
we mayn't have been silk-screening
you mayn't have been silk-screening
they mayn't have been silk-screening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I silk-screen?
may you silk-screen?
may she silk-screen?
may we silk-screen?
may you silk-screen?
may they silk-screen? 	may I be silk-screening?
may you be silk-screening?
may she be silk-screening?
may we be silk-screening?
may you be silk-screening?
may they be silk-screening? 	may I have silk-screened?
may you have silk-screened?
may she have silk-screened?
may we have silk-screened?
may you have silk-screened?
may they have silk-screened? 	may I have been silk-screening?
may you have been silk-screening?
may she have been silk-screening?
may we have been silk-screening?
may you have been silk-screening?
may they have been silk-screening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I silk-screen?
mayn't you silk-screen?
mayn't she silk-screen?
mayn't we silk-screen?
mayn't you silk-screen?
mayn't they silk-screen? 	mayn't I be silk-screening?
mayn't you be silk-screening?
mayn't she be silk-screening?
mayn't we be silk-screening?
mayn't you be silk-screening?
mayn't they be silk-screening? 	mayn't I have silk-screened?
mayn't you have silk-screened?
mayn't she have silk-screened?
mayn't we have silk-screened?
mayn't you have silk-screened?
mayn't they have silk-screened? 	mayn't I have been silk-screening?
mayn't you have been silk-screening?
mayn't she have been silk-screening?
mayn't we have been silk-screening?
mayn't you have been silk-screening?
mayn't they have been silk-screening?