English verb conjugation
MAY CROSS

Regular verb: cross - crossed - crossed

Affirmation

Simple form	V-ing form
I may cross you may cross she may cross we may cross you may cross they may cross	I may be crossing you may be crossing she may be crossing we may be crossing you may be crossing they may be crossing
Perfect	V-ing perfect
I may have crossed you may have crossed she may have crossed we may have crossed you may have crossed they may have crossed	I may have been crossing you may have been crossing she may have been crossing we may have been crossing you may have been crossing they may have been crossing

Negation

Simple form	V-ing form
I may not cross you may not cross she may not cross we may not cross you may not cross they may not cross	I may not be crossing you may not be crossing she may not be crossing we may not be crossing you may not be crossing they may not be crossing
Perfect	V-ing perfect
I may not have crossed you may not have crossed she may not have crossed we may not have crossed you may not have crossed they may not have crossed	I may not have been crossing you may not have been crossing she may not have been crossing we may not have been crossing you may not have been crossing they may not have been crossing

Interrogative form

Simple form	V-ing form
may I cross? may you cross? may she cross? may we cross? may you cross? may they cross?	may I be crossing? may you be crossing? may she be crossing? may we be crossing? may you be crossing? may they be crossing?
Perfect	V-ing perfect
may I have crossed? may you have crossed? may she have crossed? may we have crossed? may you have crossed? may they have crossed?	may I have been crossing? may you have been crossing? may she have been crossing? may we have been crossing? may you have been crossing? may they have been crossing?

Interro-negative form

Simple form	V-ing form
may I not cross? may you not cross? may she not cross? may we not cross? may you not cross? may they not cross?	may I not be crossing? may you not be crossing? may she not be crossing? may we not be crossing? may you not be crossing? may they not be crossing?
Perfect	V-ing perfect
may I not have crossed? may you not have crossed? may she not have crossed? may we not have crossed? may you not have crossed? may they not have crossed?	may I not have been crossing? may you not have been crossing? may she not have been crossing? may we not have been crossing? may you not have been crossing? may they not have been crossing?