English verb conjugation
MAY CEIL

Regular verb: ceil - ceiled - ceiled

Affirmation

Simple form	V-ing form
I may ceil you may ceil he may ceil we may ceil you may ceil they may ceil	I may be ceiling you may be ceiling he may be ceiling we may be ceiling you may be ceiling they may be ceiling
Perfect	V-ing perfect
I may have ceiled you may have ceiled he may have ceiled we may have ceiled you may have ceiled they may have ceiled	I may have been ceiling you may have been ceiling he may have been ceiling we may have been ceiling you may have been ceiling they may have been ceiling

Negation

Simple form	V-ing form
I may not ceil you may not ceil he may not ceil we may not ceil you may not ceil they may not ceil	I may not be ceiling you may not be ceiling he may not be ceiling we may not be ceiling you may not be ceiling they may not be ceiling
Perfect	V-ing perfect
I may not have ceiled you may not have ceiled he may not have ceiled we may not have ceiled you may not have ceiled they may not have ceiled	I may not have been ceiling you may not have been ceiling he may not have been ceiling we may not have been ceiling you may not have been ceiling they may not have been ceiling

Interrogative form

Simple form	V-ing form
may I ceil? may you ceil? may he ceil? may we ceil? may you ceil? may they ceil?	may I be ceiling? may you be ceiling? may he be ceiling? may we be ceiling? may you be ceiling? may they be ceiling?
Perfect	V-ing perfect
may I have ceiled? may you have ceiled? may he have ceiled? may we have ceiled? may you have ceiled? may they have ceiled?	may I have been ceiling? may you have been ceiling? may he have been ceiling? may we have been ceiling? may you have been ceiling? may they have been ceiling?

Interro-negative form

Simple form	V-ing form
may I not ceil? may you not ceil? may he not ceil? may we not ceil? may you not ceil? may they not ceil?	may I not be ceiling? may you not be ceiling? may he not be ceiling? may we not be ceiling? may you not be ceiling? may they not be ceiling?
Perfect	V-ing perfect
may I not have ceiled? may you not have ceiled? may he not have ceiled? may we not have ceiled? may you not have ceiled? may they not have ceiled?	may I not have been ceiling? may you not have been ceiling? may he not have been ceiling? may we not have been ceiling? may you not have been ceiling? may they not have been ceiling?