English verb conjugation
MAY DESCALE

Regular verb: descale - descaled - descaled

Affirmation

Simple form	V-ing form
I may descale you may descale he may descale we may descale you may descale they may descale	I may be descaling you may be descaling he may be descaling we may be descaling you may be descaling they may be descaling
Perfect	V-ing perfect
I may have descaled you may have descaled he may have descaled we may have descaled you may have descaled they may have descaled	I may have been descaling you may have been descaling he may have been descaling we may have been descaling you may have been descaling they may have been descaling

Negation

Simple form	V-ing form
I mayn't descale you mayn't descale he mayn't descale we mayn't descale you mayn't descale they mayn't descale	I mayn't be descaling you mayn't be descaling he mayn't be descaling we mayn't be descaling you mayn't be descaling they mayn't be descaling
Perfect	V-ing perfect
I mayn't have descaled you mayn't have descaled he mayn't have descaled we mayn't have descaled you mayn't have descaled they mayn't have descaled	I mayn't have been descaling you mayn't have been descaling he mayn't have been descaling we mayn't have been descaling you mayn't have been descaling they mayn't have been descaling

Interrogative form

Simple form	V-ing form
may I descale? may you descale? may he descale? may we descale? may you descale? may they descale?	may I be descaling? may you be descaling? may he be descaling? may we be descaling? may you be descaling? may they be descaling?
Perfect	V-ing perfect
may I have descaled? may you have descaled? may he have descaled? may we have descaled? may you have descaled? may they have descaled?	may I have been descaling? may you have been descaling? may he have been descaling? may we have been descaling? may you have been descaling? may they have been descaling?

Interro-negative form

Simple form	V-ing form
mayn't I descale? mayn't you descale? mayn't he descale? mayn't we descale? mayn't you descale? mayn't they descale?	mayn't I be descaling? mayn't you be descaling? mayn't he be descaling? mayn't we be descaling? mayn't you be descaling? mayn't they be descaling?
Perfect	V-ing perfect
mayn't I have descaled? mayn't you have descaled? mayn't he have descaled? mayn't we have descaled? mayn't you have descaled? mayn't they have descaled?	mayn't I have been descaling? mayn't you have been descaling? mayn't he have been descaling? mayn't we have been descaling? mayn't you have been descaling? mayn't they have been descaling?