I may press you may press she may press we may press you may press they may press
V-ing form
I may be pressing you may be pressing she may be pressing we may be pressing you may be pressing they may be pressing
Perfect
I may have pressed you may have pressed she may have pressed we may have pressed you may have pressed they may have pressed
V-ing perfect
I may have been pressing you may have been pressing she may have been pressing we may have been pressing you may have been pressing they may have been pressing
Negation
Simple form
I may not press you may not press she may not press we may not press you may not press they may not press
V-ing form
I may not be pressing you may not be pressing she may not be pressing we may not be pressing you may not be pressing they may not be pressing
Perfect
I may not have pressed you may not have pressed she may not have pressed we may not have pressed you may not have pressed they may not have pressed
V-ing perfect
I may not have been pressing you may not have been pressing she may not have been pressing we may not have been pressing you may not have been pressing they may not have been pressing
Interrogative form
Simple form
may I press? may you press? may she press? may we press? may you press? may they press?
V-ing form
may I be pressing? may you be pressing? may she be pressing? may we be pressing? may you be pressing? may they be pressing?
Perfect
may I have pressed? may you have pressed? may she have pressed? may we have pressed? may you have pressed? may they have pressed?
V-ing perfect
may I have been pressing? may you have been pressing? may she have been pressing? may we have been pressing? may you have been pressing? may they have been pressing?
Interro-negative form
Simple form
may I not press? may you not press? may she not press? may we not press? may you not press? may they not press?
V-ing form
may I not be pressing? may you not be pressing? may she not be pressing? may we not be pressing? may you not be pressing? may they not be pressing?
Perfect
may I not have pressed? may you not have pressed? may she not have pressed? may we not have pressed? may you not have pressed? may they not have pressed?
V-ing perfect
may I not have been pressing? may you not have been pressing? may she not have been pressing? may we not have been pressing? may you not have been pressing? may they not have been pressing?