I may preregulate you may preregulate he may preregulate we may preregulate you may preregulate they may preregulate
V-ing form
I may be preregulating you may be preregulating he may be preregulating we may be preregulating you may be preregulating they may be preregulating
Perfect
I may have preregulated you may have preregulated he may have preregulated we may have preregulated you may have preregulated they may have preregulated
V-ing perfect
I may have been preregulating you may have been preregulating he may have been preregulating we may have been preregulating you may have been preregulating they may have been preregulating
Negation
Simple form
I mayn't preregulate you mayn't preregulate he mayn't preregulate we mayn't preregulate you mayn't preregulate they mayn't preregulate
V-ing form
I mayn't be preregulating you mayn't be preregulating he mayn't be preregulating we mayn't be preregulating you mayn't be preregulating they mayn't be preregulating
Perfect
I mayn't have preregulated you mayn't have preregulated he mayn't have preregulated we mayn't have preregulated you mayn't have preregulated they mayn't have preregulated
V-ing perfect
I mayn't have been preregulating you mayn't have been preregulating he mayn't have been preregulating we mayn't have been preregulating you mayn't have been preregulating they mayn't have been preregulating
Interrogative form
Simple form
may I preregulate? may you preregulate? may he preregulate? may we preregulate? may you preregulate? may they preregulate?
V-ing form
may I be preregulating? may you be preregulating? may he be preregulating? may we be preregulating? may you be preregulating? may they be preregulating?
Perfect
may I have preregulated? may you have preregulated? may he have preregulated? may we have preregulated? may you have preregulated? may they have preregulated?
V-ing perfect
may I have been preregulating? may you have been preregulating? may he have been preregulating? may we have been preregulating? may you have been preregulating? may they have been preregulating?
Interro-negative form
Simple form
mayn't I preregulate? mayn't you preregulate? mayn't he preregulate? mayn't we preregulate? mayn't you preregulate? mayn't they preregulate?
V-ing form
mayn't I be preregulating? mayn't you be preregulating? mayn't he be preregulating? mayn't we be preregulating? mayn't you be preregulating? mayn't they be preregulating?
Perfect
mayn't I have preregulated? mayn't you have preregulated? mayn't he have preregulated? mayn't we have preregulated? mayn't you have preregulated? mayn't they have preregulated?
V-ing perfect
mayn't I have been preregulating? mayn't you have been preregulating? mayn't he have been preregulating? mayn't we have been preregulating? mayn't you have been preregulating? mayn't they have been preregulating?