English verb conjugation
MAY UNDERMINE

Regular verb: undermine - undermined - undermined

Affirmation

Simple form	V-ing form
I may undermine you may undermine he may undermine we may undermine you may undermine they may undermine	I may be undermining you may be undermining he may be undermining we may be undermining you may be undermining they may be undermining
Perfect	V-ing perfect
I may have undermined you may have undermined he may have undermined we may have undermined you may have undermined they may have undermined	I may have been undermining you may have been undermining he may have been undermining we may have been undermining you may have been undermining they may have been undermining

Negation

Simple form	V-ing form
I may not undermine you may not undermine he may not undermine we may not undermine you may not undermine they may not undermine	I may not be undermining you may not be undermining he may not be undermining we may not be undermining you may not be undermining they may not be undermining
Perfect	V-ing perfect
I may not have undermined you may not have undermined he may not have undermined we may not have undermined you may not have undermined they may not have undermined	I may not have been undermining you may not have been undermining he may not have been undermining we may not have been undermining you may not have been undermining they may not have been undermining

Interrogative form

Simple form	V-ing form
may I undermine? may you undermine? may he undermine? may we undermine? may you undermine? may they undermine?	may I be undermining? may you be undermining? may he be undermining? may we be undermining? may you be undermining? may they be undermining?
Perfect	V-ing perfect
may I have undermined? may you have undermined? may he have undermined? may we have undermined? may you have undermined? may they have undermined?	may I have been undermining? may you have been undermining? may he have been undermining? may we have been undermining? may you have been undermining? may they have been undermining?

Interro-negative form

Simple form	V-ing form
may I not undermine? may you not undermine? may he not undermine? may we not undermine? may you not undermine? may they not undermine?	may I not be undermining? may you not be undermining? may he not be undermining? may we not be undermining? may you not be undermining? may they not be undermining?
Perfect	V-ing perfect
may I not have undermined? may you not have undermined? may he not have undermined? may we not have undermined? may you not have undermined? may they not have undermined?	may I not have been undermining? may you not have been undermining? may he not have been undermining? may we not have been undermining? may you not have been undermining? may they not have been undermining?