English verb conjugation
MAY CREW

Regular verb: crew - crewed - crewed

Affirmation

Simple form	V-ing form
I may crew you may crew he may crew we may crew you may crew they may crew	I may be crewing you may be crewing he may be crewing we may be crewing you may be crewing they may be crewing
Perfect	V-ing perfect
I may have crewed you may have crewed he may have crewed we may have crewed you may have crewed they may have crewed	I may have been crewing you may have been crewing he may have been crewing we may have been crewing you may have been crewing they may have been crewing

Negation

Simple form	V-ing form
I mayn't crew you mayn't crew he mayn't crew we mayn't crew you mayn't crew they mayn't crew	I mayn't be crewing you mayn't be crewing he mayn't be crewing we mayn't be crewing you mayn't be crewing they mayn't be crewing
Perfect	V-ing perfect
I mayn't have crewed you mayn't have crewed he mayn't have crewed we mayn't have crewed you mayn't have crewed they mayn't have crewed	I mayn't have been crewing you mayn't have been crewing he mayn't have been crewing we mayn't have been crewing you mayn't have been crewing they mayn't have been crewing

Interrogative form

Simple form	V-ing form
may I crew? may you crew? may he crew? may we crew? may you crew? may they crew?	may I be crewing? may you be crewing? may he be crewing? may we be crewing? may you be crewing? may they be crewing?
Perfect	V-ing perfect
may I have crewed? may you have crewed? may he have crewed? may we have crewed? may you have crewed? may they have crewed?	may I have been crewing? may you have been crewing? may he have been crewing? may we have been crewing? may you have been crewing? may they have been crewing?

Interro-negative form

Simple form	V-ing form
mayn't I crew? mayn't you crew? mayn't he crew? mayn't we crew? mayn't you crew? mayn't they crew?	mayn't I be crewing? mayn't you be crewing? mayn't he be crewing? mayn't we be crewing? mayn't you be crewing? mayn't they be crewing?
Perfect	V-ing perfect
mayn't I have crewed? mayn't you have crewed? mayn't he have crewed? mayn't we have crewed? mayn't you have crewed? mayn't they have crewed?	mayn't I have been crewing? mayn't you have been crewing? mayn't he have been crewing? mayn't we have been crewing? mayn't you have been crewing? mayn't they have been crewing?