English verb conjugation
MAY PIPE

Regular verb: pipe - piped - piped

Affirmation

Simple form	V-ing form
I may pipe you may pipe he may pipe we may pipe you may pipe they may pipe	I may be piping you may be piping he may be piping we may be piping you may be piping they may be piping
Perfect	V-ing perfect
I may have piped you may have piped he may have piped we may have piped you may have piped they may have piped	I may have been piping you may have been piping he may have been piping we may have been piping you may have been piping they may have been piping

Negation

Simple form	V-ing form
I mayn't pipe you mayn't pipe he mayn't pipe we mayn't pipe you mayn't pipe they mayn't pipe	I mayn't be piping you mayn't be piping he mayn't be piping we mayn't be piping you mayn't be piping they mayn't be piping
Perfect	V-ing perfect
I mayn't have piped you mayn't have piped he mayn't have piped we mayn't have piped you mayn't have piped they mayn't have piped	I mayn't have been piping you mayn't have been piping he mayn't have been piping we mayn't have been piping you mayn't have been piping they mayn't have been piping

Interrogative form

Simple form	V-ing form
may I pipe? may you pipe? may he pipe? may we pipe? may you pipe? may they pipe?	may I be piping? may you be piping? may he be piping? may we be piping? may you be piping? may they be piping?
Perfect	V-ing perfect
may I have piped? may you have piped? may he have piped? may we have piped? may you have piped? may they have piped?	may I have been piping? may you have been piping? may he have been piping? may we have been piping? may you have been piping? may they have been piping?

Interro-negative form

Simple form	V-ing form
mayn't I pipe? mayn't you pipe? mayn't he pipe? mayn't we pipe? mayn't you pipe? mayn't they pipe?	mayn't I be piping? mayn't you be piping? mayn't he be piping? mayn't we be piping? mayn't you be piping? mayn't they be piping?
Perfect	V-ing perfect
mayn't I have piped? mayn't you have piped? mayn't he have piped? mayn't we have piped? mayn't you have piped? mayn't they have piped?	mayn't I have been piping? mayn't you have been piping? mayn't he have been piping? mayn't we have been piping? mayn't you have been piping? mayn't they have been piping?