may behave
Regular verb: behave - behaved- behaved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may behave
you may behave
he may behave
we may behave
you may behave
they may behave 	I may be behaving
you may be behaving
he may be behaving
we may be behaving
you may be behaving
they may be behaving	I may have behaved
you may have behaved
he may have behaved
we may have behaved
you may have behaved
they may have behaved	I may have been behaving
you may have been behaving
he may have been behaving
we may have been behaving
you may have been behaving
they may have been behaving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not behave
you may not behave
he may not behave
we may not behave
you may not behave
they may not behave 	I may not be behaving
you may not be behaving
he may not be behaving
we may not be behaving
you may not be behaving
they may not be behaving	I may not have behaved
you may not have behaved
he may not have behaved
we may not have behaved
you may not have behaved
they may not have behaved	I may not have been behaving
you may not have been behaving
he may not have been behaving
we may not have been behaving
you may not have been behaving
they may not have been behaving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I behave?
may you behave?
may he behave?
may we behave?
may you behave?
may they behave? 	may I be behaving?
may you be behaving?
may he be behaving?
may we be behaving?
may you be behaving?
may they be behaving? 	may I have behaved?
may you have behaved?
may he have behaved?
may we have behaved?
may you have behaved?
may they have behaved? 	may I have been behaving?
may you have been behaving?
may he have been behaving?
may we have been behaving?
may you have been behaving?
may they have been behaving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not behave?
may you not behave?
may he not behave?
may we not behave?
may you not behave?
may they not behave? 	may I not be behaving?
may you not be behaving?
may he not be behaving?
may we not be behaving?
may you not be behaving?
may they not be behaving? 	may I not have behaved?
may you not have behaved?
may he not have behaved?
may we not have behaved?
may you not have behaved?
may they not have behaved? 	may I not have been behaving?
may you not have been behaving?
may he not have been behaving?
may we not have been behaving?
may you not have been behaving?
may they not have been behaving?