may cool
Regular verb: cool - cooled- cooled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may cool
you may cool
she may cool
we may cool
you may cool
they may cool 	I may be cooling
you may be cooling
she may be cooling
we may be cooling
you may be cooling
they may be cooling	I may have cooled
you may have cooled
she may have cooled
we may have cooled
you may have cooled
they may have cooled	I may have been cooling
you may have been cooling
she may have been cooling
we may have been cooling
you may have been cooling
they may have been cooling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't cool
you mayn't cool
she mayn't cool
we mayn't cool
you mayn't cool
they mayn't cool 	I mayn't be cooling
you mayn't be cooling
she mayn't be cooling
we mayn't be cooling
you mayn't be cooling
they mayn't be cooling	I mayn't have cooled
you mayn't have cooled
she mayn't have cooled
we mayn't have cooled
you mayn't have cooled
they mayn't have cooled	I mayn't have been cooling
you mayn't have been cooling
she mayn't have been cooling
we mayn't have been cooling
you mayn't have been cooling
they mayn't have been cooling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I cool?
may you cool?
may she cool?
may we cool?
may you cool?
may they cool? 	may I be cooling?
may you be cooling?
may she be cooling?
may we be cooling?
may you be cooling?
may they be cooling? 	may I have cooled?
may you have cooled?
may she have cooled?
may we have cooled?
may you have cooled?
may they have cooled? 	may I have been cooling?
may you have been cooling?
may she have been cooling?
may we have been cooling?
may you have been cooling?
may they have been cooling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I cool?
mayn't you cool?
mayn't she cool?
mayn't we cool?
mayn't you cool?
mayn't they cool? 	mayn't I be cooling?
mayn't you be cooling?
mayn't she be cooling?
mayn't we be cooling?
mayn't you be cooling?
mayn't they be cooling? 	mayn't I have cooled?
mayn't you have cooled?
mayn't she have cooled?
mayn't we have cooled?
mayn't you have cooled?
mayn't they have cooled? 	mayn't I have been cooling?
mayn't you have been cooling?
mayn't she have been cooling?
mayn't we have been cooling?
mayn't you have been cooling?
mayn't they have been cooling?