English verb conjugation
MAY CRAB

Regular verb: crab - crabbed - crabbed

Affirmation

Simple form	V-ing form
I may crab you may crab he may crab we may crab you may crab they may crab	I may be crabbing you may be crabbing he may be crabbing we may be crabbing you may be crabbing they may be crabbing
Perfect	V-ing perfect
I may have crabbed you may have crabbed he may have crabbed we may have crabbed you may have crabbed they may have crabbed	I may have been crabbing you may have been crabbing he may have been crabbing we may have been crabbing you may have been crabbing they may have been crabbing

Negation

Simple form	V-ing form
I may not crab you may not crab he may not crab we may not crab you may not crab they may not crab	I may not be crabbing you may not be crabbing he may not be crabbing we may not be crabbing you may not be crabbing they may not be crabbing
Perfect	V-ing perfect
I may not have crabbed you may not have crabbed he may not have crabbed we may not have crabbed you may not have crabbed they may not have crabbed	I may not have been crabbing you may not have been crabbing he may not have been crabbing we may not have been crabbing you may not have been crabbing they may not have been crabbing

Interrogative form

Simple form	V-ing form
may I crab? may you crab? may he crab? may we crab? may you crab? may they crab?	may I be crabbing? may you be crabbing? may he be crabbing? may we be crabbing? may you be crabbing? may they be crabbing?
Perfect	V-ing perfect
may I have crabbed? may you have crabbed? may he have crabbed? may we have crabbed? may you have crabbed? may they have crabbed?	may I have been crabbing? may you have been crabbing? may he have been crabbing? may we have been crabbing? may you have been crabbing? may they have been crabbing?

Interro-negative form

Simple form	V-ing form
may I not crab? may you not crab? may he not crab? may we not crab? may you not crab? may they not crab?	may I not be crabbing? may you not be crabbing? may he not be crabbing? may we not be crabbing? may you not be crabbing? may they not be crabbing?
Perfect	V-ing perfect
may I not have crabbed? may you not have crabbed? may he not have crabbed? may we not have crabbed? may you not have crabbed? may they not have crabbed?	may I not have been crabbing? may you not have been crabbing? may he not have been crabbing? may we not have been crabbing? may you not have been crabbing? may they not have been crabbing?