English verb conjugation
MAY BUILD

Irregular verb: build - built - built

Affirmation

Simple form	V-ing form
I may build you may build he may build we may build you may build they may build	I may be building you may be building he may be building we may be building you may be building they may be building
Perfect	V-ing perfect
I may have built you may have built he may have built we may have built you may have built they may have built	I may have been building you may have been building he may have been building we may have been building you may have been building they may have been building

Negation

Simple form	V-ing form
I mayn't build you mayn't build he mayn't build we mayn't build you mayn't build they mayn't build	I mayn't be building you mayn't be building he mayn't be building we mayn't be building you mayn't be building they mayn't be building
Perfect	V-ing perfect
I mayn't have built you mayn't have built he mayn't have built we mayn't have built you mayn't have built they mayn't have built	I mayn't have been building you mayn't have been building he mayn't have been building we mayn't have been building you mayn't have been building they mayn't have been building

Interrogative form

Simple form	V-ing form
may I build? may you build? may he build? may we build? may you build? may they build?	may I be building? may you be building? may he be building? may we be building? may you be building? may they be building?
Perfect	V-ing perfect
may I have built? may you have built? may he have built? may we have built? may you have built? may they have built?	may I have been building? may you have been building? may he have been building? may we have been building? may you have been building? may they have been building?

Interro-negative form

Simple form	V-ing form
mayn't I build? mayn't you build? mayn't he build? mayn't we build? mayn't you build? mayn't they build?	mayn't I be building? mayn't you be building? mayn't he be building? mayn't we be building? mayn't you be building? mayn't they be building?
Perfect	V-ing perfect
mayn't I have built? mayn't you have built? mayn't he have built? mayn't we have built? mayn't you have built? mayn't they have built?	mayn't I have been building? mayn't you have been building? mayn't he have been building? mayn't we have been building? mayn't you have been building? mayn't they have been building?