English verb conjugation
MAY BOIL

Regular verb: boil - boiled - boiled

Affirmation

Simple form	V-ing form
I may boil you may boil he may boil we may boil you may boil they may boil	I may be boiling you may be boiling he may be boiling we may be boiling you may be boiling they may be boiling
Perfect	V-ing perfect
I may have boiled you may have boiled he may have boiled we may have boiled you may have boiled they may have boiled	I may have been boiling you may have been boiling he may have been boiling we may have been boiling you may have been boiling they may have been boiling

Negation

Simple form	V-ing form
I mayn't boil you mayn't boil he mayn't boil we mayn't boil you mayn't boil they mayn't boil	I mayn't be boiling you mayn't be boiling he mayn't be boiling we mayn't be boiling you mayn't be boiling they mayn't be boiling
Perfect	V-ing perfect
I mayn't have boiled you mayn't have boiled he mayn't have boiled we mayn't have boiled you mayn't have boiled they mayn't have boiled	I mayn't have been boiling you mayn't have been boiling he mayn't have been boiling we mayn't have been boiling you mayn't have been boiling they mayn't have been boiling

Interrogative form

Simple form	V-ing form
may I boil? may you boil? may he boil? may we boil? may you boil? may they boil?	may I be boiling? may you be boiling? may he be boiling? may we be boiling? may you be boiling? may they be boiling?
Perfect	V-ing perfect
may I have boiled? may you have boiled? may he have boiled? may we have boiled? may you have boiled? may they have boiled?	may I have been boiling? may you have been boiling? may he have been boiling? may we have been boiling? may you have been boiling? may they have been boiling?

Interro-negative form

Simple form	V-ing form
mayn't I boil? mayn't you boil? mayn't he boil? mayn't we boil? mayn't you boil? mayn't they boil?	mayn't I be boiling? mayn't you be boiling? mayn't he be boiling? mayn't we be boiling? mayn't you be boiling? mayn't they be boiling?
Perfect	V-ing perfect
mayn't I have boiled? mayn't you have boiled? mayn't he have boiled? mayn't we have boiled? mayn't you have boiled? mayn't they have boiled?	mayn't I have been boiling? mayn't you have been boiling? mayn't he have been boiling? mayn't we have been boiling? mayn't you have been boiling? mayn't they have been boiling?