English verb conjugation
MAY GROUSE

Regular verb: grouse - groused - groused

Affirmation

Simple form	V-ing form
I may grouse you may grouse he may grouse we may grouse you may grouse they may grouse	I may be grousing you may be grousing he may be grousing we may be grousing you may be grousing they may be grousing
Perfect	V-ing perfect
I may have groused you may have groused he may have groused we may have groused you may have groused they may have groused	I may have been grousing you may have been grousing he may have been grousing we may have been grousing you may have been grousing they may have been grousing

Negation

Simple form	V-ing form
I mayn't grouse you mayn't grouse he mayn't grouse we mayn't grouse you mayn't grouse they mayn't grouse	I mayn't be grousing you mayn't be grousing he mayn't be grousing we mayn't be grousing you mayn't be grousing they mayn't be grousing
Perfect	V-ing perfect
I mayn't have groused you mayn't have groused he mayn't have groused we mayn't have groused you mayn't have groused they mayn't have groused	I mayn't have been grousing you mayn't have been grousing he mayn't have been grousing we mayn't have been grousing you mayn't have been grousing they mayn't have been grousing

Interrogative form

Simple form	V-ing form
may I grouse? may you grouse? may he grouse? may we grouse? may you grouse? may they grouse?	may I be grousing? may you be grousing? may he be grousing? may we be grousing? may you be grousing? may they be grousing?
Perfect	V-ing perfect
may I have groused? may you have groused? may he have groused? may we have groused? may you have groused? may they have groused?	may I have been grousing? may you have been grousing? may he have been grousing? may we have been grousing? may you have been grousing? may they have been grousing?

Interro-negative form

Simple form	V-ing form
mayn't I grouse? mayn't you grouse? mayn't he grouse? mayn't we grouse? mayn't you grouse? mayn't they grouse?	mayn't I be grousing? mayn't you be grousing? mayn't he be grousing? mayn't we be grousing? mayn't you be grousing? mayn't they be grousing?
Perfect	V-ing perfect
mayn't I have groused? mayn't you have groused? mayn't he have groused? mayn't we have groused? mayn't you have groused? mayn't they have groused?	mayn't I have been grousing? mayn't you have been grousing? mayn't he have been grousing? mayn't we have been grousing? mayn't you have been grousing? mayn't they have been grousing?