English verb conjugation
MAY ENTER

Regular verb: enter - entered - entered

Affirmation

Simple form	V-ing form
I may enter you may enter she may enter we may enter you may enter they may enter	I may be entering you may be entering she may be entering we may be entering you may be entering they may be entering
Perfect	V-ing perfect
I may have entered you may have entered she may have entered we may have entered you may have entered they may have entered	I may have been entering you may have been entering she may have been entering we may have been entering you may have been entering they may have been entering

Negation

Simple form	V-ing form
I mayn't enter you mayn't enter she mayn't enter we mayn't enter you mayn't enter they mayn't enter	I mayn't be entering you mayn't be entering she mayn't be entering we mayn't be entering you mayn't be entering they mayn't be entering
Perfect	V-ing perfect
I mayn't have entered you mayn't have entered she mayn't have entered we mayn't have entered you mayn't have entered they mayn't have entered	I mayn't have been entering you mayn't have been entering she mayn't have been entering we mayn't have been entering you mayn't have been entering they mayn't have been entering

Interrogative form

Simple form	V-ing form
may I enter? may you enter? may she enter? may we enter? may you enter? may they enter?	may I be entering? may you be entering? may she be entering? may we be entering? may you be entering? may they be entering?
Perfect	V-ing perfect
may I have entered? may you have entered? may she have entered? may we have entered? may you have entered? may they have entered?	may I have been entering? may you have been entering? may she have been entering? may we have been entering? may you have been entering? may they have been entering?

Interro-negative form

Simple form	V-ing form
mayn't I enter? mayn't you enter? mayn't she enter? mayn't we enter? mayn't you enter? mayn't they enter?	mayn't I be entering? mayn't you be entering? mayn't she be entering? mayn't we be entering? mayn't you be entering? mayn't they be entering?
Perfect	V-ing perfect
mayn't I have entered? mayn't you have entered? mayn't she have entered? mayn't we have entered? mayn't you have entered? mayn't they have entered?	mayn't I have been entering? mayn't you have been entering? mayn't she have been entering? mayn't we have been entering? mayn't you have been entering? mayn't they have been entering?