may crow
Regular verb: crow - crowed- crowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may crow
you may crow
he may crow
we may crow
you may crow
they may crow 	I may be crowing
you may be crowing
he may be crowing
we may be crowing
you may be crowing
they may be crowing	I may have crowed
you may have crowed
he may have crowed
we may have crowed
you may have crowed
they may have crowed	I may have been crowing
you may have been crowing
he may have been crowing
we may have been crowing
you may have been crowing
they may have been crowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not crow
you may not crow
he may not crow
we may not crow
you may not crow
they may not crow 	I may not be crowing
you may not be crowing
he may not be crowing
we may not be crowing
you may not be crowing
they may not be crowing	I may not have crowed
you may not have crowed
he may not have crowed
we may not have crowed
you may not have crowed
they may not have crowed	I may not have been crowing
you may not have been crowing
he may not have been crowing
we may not have been crowing
you may not have been crowing
they may not have been crowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I crow?
may you crow?
may he crow?
may we crow?
may you crow?
may they crow? 	may I be crowing?
may you be crowing?
may he be crowing?
may we be crowing?
may you be crowing?
may they be crowing? 	may I have crowed?
may you have crowed?
may he have crowed?
may we have crowed?
may you have crowed?
may they have crowed? 	may I have been crowing?
may you have been crowing?
may he have been crowing?
may we have been crowing?
may you have been crowing?
may they have been crowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not crow?
may you not crow?
may he not crow?
may we not crow?
may you not crow?
may they not crow? 	may I not be crowing?
may you not be crowing?
may he not be crowing?
may we not be crowing?
may you not be crowing?
may they not be crowing? 	may I not have crowed?
may you not have crowed?
may he not have crowed?
may we not have crowed?
may you not have crowed?
may they not have crowed? 	may I not have been crowing?
may you not have been crowing?
may he not have been crowing?
may we not have been crowing?
may you not have been crowing?
may they not have been crowing?