English verb conjugation
MAY CURL

Regular verb: curl - curled - curled

Affirmation

Simple form	V-ing form
I may curl you may curl he may curl we may curl you may curl they may curl	I may be curling you may be curling he may be curling we may be curling you may be curling they may be curling
Perfect	V-ing perfect
I may have curled you may have curled he may have curled we may have curled you may have curled they may have curled	I may have been curling you may have been curling he may have been curling we may have been curling you may have been curling they may have been curling

Negation

Simple form	V-ing form
I mayn't curl you mayn't curl he mayn't curl we mayn't curl you mayn't curl they mayn't curl	I mayn't be curling you mayn't be curling he mayn't be curling we mayn't be curling you mayn't be curling they mayn't be curling
Perfect	V-ing perfect
I mayn't have curled you mayn't have curled he mayn't have curled we mayn't have curled you mayn't have curled they mayn't have curled	I mayn't have been curling you mayn't have been curling he mayn't have been curling we mayn't have been curling you mayn't have been curling they mayn't have been curling

Interrogative form

Simple form	V-ing form
may I curl? may you curl? may he curl? may we curl? may you curl? may they curl?	may I be curling? may you be curling? may he be curling? may we be curling? may you be curling? may they be curling?
Perfect	V-ing perfect
may I have curled? may you have curled? may he have curled? may we have curled? may you have curled? may they have curled?	may I have been curling? may you have been curling? may he have been curling? may we have been curling? may you have been curling? may they have been curling?

Interro-negative form

Simple form	V-ing form
mayn't I curl? mayn't you curl? mayn't he curl? mayn't we curl? mayn't you curl? mayn't they curl?	mayn't I be curling? mayn't you be curling? mayn't he be curling? mayn't we be curling? mayn't you be curling? mayn't they be curling?
Perfect	V-ing perfect
mayn't I have curled? mayn't you have curled? mayn't he have curled? mayn't we have curled? mayn't you have curled? mayn't they have curled?	mayn't I have been curling? mayn't you have been curling? mayn't he have been curling? mayn't we have been curling? mayn't you have been curling? mayn't they have been curling?