English verb conjugation
MAY FIB

Regular verb: fib - fibbed - fibbed

Affirmation

Simple form	V-ing form
I may fib you may fib he may fib we may fib you may fib they may fib	I may be fibbing you may be fibbing he may be fibbing we may be fibbing you may be fibbing they may be fibbing
Perfect	V-ing perfect
I may have fibbed you may have fibbed he may have fibbed we may have fibbed you may have fibbed they may have fibbed	I may have been fibbing you may have been fibbing he may have been fibbing we may have been fibbing you may have been fibbing they may have been fibbing

Negation

Simple form	V-ing form
I may not fib you may not fib he may not fib we may not fib you may not fib they may not fib	I may not be fibbing you may not be fibbing he may not be fibbing we may not be fibbing you may not be fibbing they may not be fibbing
Perfect	V-ing perfect
I may not have fibbed you may not have fibbed he may not have fibbed we may not have fibbed you may not have fibbed they may not have fibbed	I may not have been fibbing you may not have been fibbing he may not have been fibbing we may not have been fibbing you may not have been fibbing they may not have been fibbing

Interrogative form

Simple form	V-ing form
may I fib? may you fib? may he fib? may we fib? may you fib? may they fib?	may I be fibbing? may you be fibbing? may he be fibbing? may we be fibbing? may you be fibbing? may they be fibbing?
Perfect	V-ing perfect
may I have fibbed? may you have fibbed? may he have fibbed? may we have fibbed? may you have fibbed? may they have fibbed?	may I have been fibbing? may you have been fibbing? may he have been fibbing? may we have been fibbing? may you have been fibbing? may they have been fibbing?

Interro-negative form

Simple form	V-ing form
may I not fib? may you not fib? may he not fib? may we not fib? may you not fib? may they not fib?	may I not be fibbing? may you not be fibbing? may he not be fibbing? may we not be fibbing? may you not be fibbing? may they not be fibbing?
Perfect	V-ing perfect
may I not have fibbed? may you not have fibbed? may he not have fibbed? may we not have fibbed? may you not have fibbed? may they not have fibbed?	may I not have been fibbing? may you not have been fibbing? may he not have been fibbing? may we not have been fibbing? may you not have been fibbing? may they not have been fibbing?