English verb conjugation
MAY DESULFERISE

Regular verb: desulferise - desulferised - desulferised

Affirmation

Simple form	V-ing form
I may desulferise you may desulferise he may desulferise we may desulferise you may desulferise they may desulferise	I may be desulferising you may be desulferising he may be desulferising we may be desulferising you may be desulferising they may be desulferising
Perfect	V-ing perfect
I may have desulferised you may have desulferised he may have desulferised we may have desulferised you may have desulferised they may have desulferised	I may have been desulferising you may have been desulferising he may have been desulferising we may have been desulferising you may have been desulferising they may have been desulferising

Negation

Simple form	V-ing form
I mayn't desulferise you mayn't desulferise he mayn't desulferise we mayn't desulferise you mayn't desulferise they mayn't desulferise	I mayn't be desulferising you mayn't be desulferising he mayn't be desulferising we mayn't be desulferising you mayn't be desulferising they mayn't be desulferising
Perfect	V-ing perfect
I mayn't have desulferised you mayn't have desulferised he mayn't have desulferised we mayn't have desulferised you mayn't have desulferised they mayn't have desulferised	I mayn't have been desulferising you mayn't have been desulferising he mayn't have been desulferising we mayn't have been desulferising you mayn't have been desulferising they mayn't have been desulferising

Interrogative form

Simple form	V-ing form
may I desulferise? may you desulferise? may he desulferise? may we desulferise? may you desulferise? may they desulferise?	may I be desulferising? may you be desulferising? may he be desulferising? may we be desulferising? may you be desulferising? may they be desulferising?
Perfect	V-ing perfect
may I have desulferised? may you have desulferised? may he have desulferised? may we have desulferised? may you have desulferised? may they have desulferised?	may I have been desulferising? may you have been desulferising? may he have been desulferising? may we have been desulferising? may you have been desulferising? may they have been desulferising?

Interro-negative form

Simple form	V-ing form
mayn't I desulferise? mayn't you desulferise? mayn't he desulferise? mayn't we desulferise? mayn't you desulferise? mayn't they desulferise?	mayn't I be desulferising? mayn't you be desulferising? mayn't he be desulferising? mayn't we be desulferising? mayn't you be desulferising? mayn't they be desulferising?
Perfect	V-ing perfect
mayn't I have desulferised? mayn't you have desulferised? mayn't he have desulferised? mayn't we have desulferised? mayn't you have desulferised? mayn't they have desulferised?	mayn't I have been desulferising? mayn't you have been desulferising? mayn't he have been desulferising? mayn't we have been desulferising? mayn't you have been desulferising? mayn't they have been desulferising?