may fib
Regular verb: fib - fibbed- fibbed

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