may crater
Regular verb: crater - cratered- cratered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may crater
you may crater
she may crater
we may crater
you may crater
they may crater 	I may be cratering
you may be cratering
she may be cratering
we may be cratering
you may be cratering
they may be cratering	I may have cratered
you may have cratered
she may have cratered
we may have cratered
you may have cratered
they may have cratered	I may have been cratering
you may have been cratering
she may have been cratering
we may have been cratering
you may have been cratering
they may have been cratering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't crater
you mayn't crater
she mayn't crater
we mayn't crater
you mayn't crater
they mayn't crater 	I mayn't be cratering
you mayn't be cratering
she mayn't be cratering
we mayn't be cratering
you mayn't be cratering
they mayn't be cratering	I mayn't have cratered
you mayn't have cratered
she mayn't have cratered
we mayn't have cratered
you mayn't have cratered
they mayn't have cratered	I mayn't have been cratering
you mayn't have been cratering
she mayn't have been cratering
we mayn't have been cratering
you mayn't have been cratering
they mayn't have been cratering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I crater?
may you crater?
may she crater?
may we crater?
may you crater?
may they crater? 	may I be cratering?
may you be cratering?
may she be cratering?
may we be cratering?
may you be cratering?
may they be cratering? 	may I have cratered?
may you have cratered?
may she have cratered?
may we have cratered?
may you have cratered?
may they have cratered? 	may I have been cratering?
may you have been cratering?
may she have been cratering?
may we have been cratering?
may you have been cratering?
may they have been cratering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I crater?
mayn't you crater?
mayn't she crater?
mayn't we crater?
mayn't you crater?
mayn't they crater? 	mayn't I be cratering?
mayn't you be cratering?
mayn't she be cratering?
mayn't we be cratering?
mayn't you be cratering?
mayn't they be cratering? 	mayn't I have cratered?
mayn't you have cratered?
mayn't she have cratered?
mayn't we have cratered?
mayn't you have cratered?
mayn't they have cratered? 	mayn't I have been cratering?
mayn't you have been cratering?
mayn't she have been cratering?
mayn't we have been cratering?
mayn't you have been cratering?
mayn't they have been cratering?