English verb conjugation
MAY SOUR

Regular verb: sour - soured - soured

Affirmation

Simple form	V-ing form
I may sour you may sour he may sour we may sour you may sour they may sour	I may be souring you may be souring he may be souring we may be souring you may be souring they may be souring
Perfect	V-ing perfect
I may have soured you may have soured he may have soured we may have soured you may have soured they may have soured	I may have been souring you may have been souring he may have been souring we may have been souring you may have been souring they may have been souring

Negation

Simple form	V-ing form
I mayn't sour you mayn't sour he mayn't sour we mayn't sour you mayn't sour they mayn't sour	I mayn't be souring you mayn't be souring he mayn't be souring we mayn't be souring you mayn't be souring they mayn't be souring
Perfect	V-ing perfect
I mayn't have soured you mayn't have soured he mayn't have soured we mayn't have soured you mayn't have soured they mayn't have soured	I mayn't have been souring you mayn't have been souring he mayn't have been souring we mayn't have been souring you mayn't have been souring they mayn't have been souring

Interrogative form

Simple form	V-ing form
may I sour? may you sour? may he sour? may we sour? may you sour? may they sour?	may I be souring? may you be souring? may he be souring? may we be souring? may you be souring? may they be souring?
Perfect	V-ing perfect
may I have soured? may you have soured? may he have soured? may we have soured? may you have soured? may they have soured?	may I have been souring? may you have been souring? may he have been souring? may we have been souring? may you have been souring? may they have been souring?

Interro-negative form

Simple form	V-ing form
mayn't I sour? mayn't you sour? mayn't he sour? mayn't we sour? mayn't you sour? mayn't they sour?	mayn't I be souring? mayn't you be souring? mayn't he be souring? mayn't we be souring? mayn't you be souring? mayn't they be souring?
Perfect	V-ing perfect
mayn't I have soured? mayn't you have soured? mayn't he have soured? mayn't we have soured? mayn't you have soured? mayn't they have soured?	mayn't I have been souring? mayn't you have been souring? mayn't he have been souring? mayn't we have been souring? mayn't you have been souring? mayn't they have been souring?