may backfit
Irregular verb: backfit - backfit, backfitted- backfit, backfitted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may backfit
you may backfit
he may backfit
we may backfit
you may backfit
they may backfit 	I may be backfiting
you may be backfiting
he may be backfiting
we may be backfiting
you may be backfiting
they may be backfiting	I may have backfit, backfitted
you may have backfit, backfitted
he may have backfit, backfitted
we may have backfit, backfitted
you may have backfit, backfitted
they may have backfit, backfitted	I may have been backfiting
you may have been backfiting
he may have been backfiting
we may have been backfiting
you may have been backfiting
they may have been backfiting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not backfit
you may not backfit
he may not backfit
we may not backfit
you may not backfit
they may not backfit 	I may not be backfiting
you may not be backfiting
he may not be backfiting
we may not be backfiting
you may not be backfiting
they may not be backfiting	I may not have backfit, backfitted
you may not have backfit, backfitted
he may not have backfit, backfitted
we may not have backfit, backfitted
you may not have backfit, backfitted
they may not have backfit, backfitted	I may not have been backfiting
you may not have been backfiting
he may not have been backfiting
we may not have been backfiting
you may not have been backfiting
they may not have been backfiting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I backfit?
may you backfit?
may he backfit?
may we backfit?
may you backfit?
may they backfit? 	may I be backfiting?
may you be backfiting?
may he be backfiting?
may we be backfiting?
may you be backfiting?
may they be backfiting? 	may I have backfit, backfitted?
may you have backfit, backfitted?
may he have backfit, backfitted?
may we have backfit, backfitted?
may you have backfit, backfitted?
may they have backfit, backfitted? 	may I have been backfiting?
may you have been backfiting?
may he have been backfiting?
may we have been backfiting?
may you have been backfiting?
may they have been backfiting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not backfit?
may you not backfit?
may he not backfit?
may we not backfit?
may you not backfit?
may they not backfit? 	may I not be backfiting?
may you not be backfiting?
may he not be backfiting?
may we not be backfiting?
may you not be backfiting?
may they not be backfiting? 	may I not have backfit, backfitted?
may you not have backfit, backfitted?
may he not have backfit, backfitted?
may we not have backfit, backfitted?
may you not have backfit, backfitted?
may they not have backfit, backfitted? 	may I not have been backfiting?
may you not have been backfiting?
may he not have been backfiting?
may we not have been backfiting?
may you not have been backfiting?
may they not have been backfiting?