English verb conjugation
MAY CAUSE

Regular verb: cause - caused - caused

Affirmation

Simple form	V-ing form
I may cause you may cause he may cause we may cause you may cause they may cause	I may be causing you may be causing he may be causing we may be causing you may be causing they may be causing
Perfect	V-ing perfect
I may have caused you may have caused he may have caused we may have caused you may have caused they may have caused	I may have been causing you may have been causing he may have been causing we may have been causing you may have been causing they may have been causing

Negation

Simple form	V-ing form
I may not cause you may not cause he may not cause we may not cause you may not cause they may not cause	I may not be causing you may not be causing he may not be causing we may not be causing you may not be causing they may not be causing
Perfect	V-ing perfect
I may not have caused you may not have caused he may not have caused we may not have caused you may not have caused they may not have caused	I may not have been causing you may not have been causing he may not have been causing we may not have been causing you may not have been causing they may not have been causing

Interrogative form

Simple form	V-ing form
may I cause? may you cause? may he cause? may we cause? may you cause? may they cause?	may I be causing? may you be causing? may he be causing? may we be causing? may you be causing? may they be causing?
Perfect	V-ing perfect
may I have caused? may you have caused? may he have caused? may we have caused? may you have caused? may they have caused?	may I have been causing? may you have been causing? may he have been causing? may we have been causing? may you have been causing? may they have been causing?

Interro-negative form

Simple form	V-ing form
may I not cause? may you not cause? may he not cause? may we not cause? may you not cause? may they not cause?	may I not be causing? may you not be causing? may he not be causing? may we not be causing? may you not be causing? may they not be causing?
Perfect	V-ing perfect
may I not have caused? may you not have caused? may he not have caused? may we not have caused? may you not have caused? may they not have caused?	may I not have been causing? may you not have been causing? may he not have been causing? may we not have been causing? may you not have been causing? may they not have been causing?