may trade
Regular verb: trade - traded- traded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may trade
you may trade
she may trade
we may trade
you may trade
they may trade 	I may be trading
you may be trading
she may be trading
we may be trading
you may be trading
they may be trading	I may have traded
you may have traded
she may have traded
we may have traded
you may have traded
they may have traded	I may have been trading
you may have been trading
she may have been trading
we may have been trading
you may have been trading
they may have been trading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't trade
you mayn't trade
she mayn't trade
we mayn't trade
you mayn't trade
they mayn't trade 	I mayn't be trading
you mayn't be trading
she mayn't be trading
we mayn't be trading
you mayn't be trading
they mayn't be trading	I mayn't have traded
you mayn't have traded
she mayn't have traded
we mayn't have traded
you mayn't have traded
they mayn't have traded	I mayn't have been trading
you mayn't have been trading
she mayn't have been trading
we mayn't have been trading
you mayn't have been trading
they mayn't have been trading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I trade?
may you trade?
may she trade?
may we trade?
may you trade?
may they trade? 	may I be trading?
may you be trading?
may she be trading?
may we be trading?
may you be trading?
may they be trading? 	may I have traded?
may you have traded?
may she have traded?
may we have traded?
may you have traded?
may they have traded? 	may I have been trading?
may you have been trading?
may she have been trading?
may we have been trading?
may you have been trading?
may they have been trading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I trade?
mayn't you trade?
mayn't she trade?
mayn't we trade?
mayn't you trade?
mayn't they trade? 	mayn't I be trading?
mayn't you be trading?
mayn't she be trading?
mayn't we be trading?
mayn't you be trading?
mayn't they be trading? 	mayn't I have traded?
mayn't you have traded?
mayn't she have traded?
mayn't we have traded?
mayn't you have traded?
mayn't they have traded? 	mayn't I have been trading?
mayn't you have been trading?
mayn't she have been trading?
mayn't we have been trading?
mayn't you have been trading?
mayn't they have been trading?