English verb conjugation
MAY CRAM

Regular verb: cram - crammed - crammed

Affirmation

Simple form	V-ing form
I may cram you may cram he may cram we may cram you may cram they may cram	I may be cramming you may be cramming he may be cramming we may be cramming you may be cramming they may be cramming
Perfect	V-ing perfect
I may have crammed you may have crammed he may have crammed we may have crammed you may have crammed they may have crammed	I may have been cramming you may have been cramming he may have been cramming we may have been cramming you may have been cramming they may have been cramming

Negation

Simple form	V-ing form
I may not cram you may not cram he may not cram we may not cram you may not cram they may not cram	I may not be cramming you may not be cramming he may not be cramming we may not be cramming you may not be cramming they may not be cramming
Perfect	V-ing perfect
I may not have crammed you may not have crammed he may not have crammed we may not have crammed you may not have crammed they may not have crammed	I may not have been cramming you may not have been cramming he may not have been cramming we may not have been cramming you may not have been cramming they may not have been cramming

Interrogative form

Simple form	V-ing form
may I cram? may you cram? may he cram? may we cram? may you cram? may they cram?	may I be cramming? may you be cramming? may he be cramming? may we be cramming? may you be cramming? may they be cramming?
Perfect	V-ing perfect
may I have crammed? may you have crammed? may he have crammed? may we have crammed? may you have crammed? may they have crammed?	may I have been cramming? may you have been cramming? may he have been cramming? may we have been cramming? may you have been cramming? may they have been cramming?

Interro-negative form

Simple form	V-ing form
may I not cram? may you not cram? may he not cram? may we not cram? may you not cram? may they not cram?	may I not be cramming? may you not be cramming? may he not be cramming? may we not be cramming? may you not be cramming? may they not be cramming?
Perfect	V-ing perfect
may I not have crammed? may you not have crammed? may he not have crammed? may we not have crammed? may you not have crammed? may they not have crammed?	may I not have been cramming? may you not have been cramming? may he not have been cramming? may we not have been cramming? may you not have been cramming? may they not have been cramming?