may crash
Regular verb: crash - crashed- crashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may crash
you may crash
she may crash
we may crash
you may crash
they may crash 	I may be crashing
you may be crashing
she may be crashing
we may be crashing
you may be crashing
they may be crashing	I may have crashed
you may have crashed
she may have crashed
we may have crashed
you may have crashed
they may have crashed	I may have been crashing
you may have been crashing
she may have been crashing
we may have been crashing
you may have been crashing
they may have been crashing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't crash
you mayn't crash
she mayn't crash
we mayn't crash
you mayn't crash
they mayn't crash 	I mayn't be crashing
you mayn't be crashing
she mayn't be crashing
we mayn't be crashing
you mayn't be crashing
they mayn't be crashing	I mayn't have crashed
you mayn't have crashed
she mayn't have crashed
we mayn't have crashed
you mayn't have crashed
they mayn't have crashed	I mayn't have been crashing
you mayn't have been crashing
she mayn't have been crashing
we mayn't have been crashing
you mayn't have been crashing
they mayn't have been crashing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I crash?
may you crash?
may she crash?
may we crash?
may you crash?
may they crash? 	may I be crashing?
may you be crashing?
may she be crashing?
may we be crashing?
may you be crashing?
may they be crashing? 	may I have crashed?
may you have crashed?
may she have crashed?
may we have crashed?
may you have crashed?
may they have crashed? 	may I have been crashing?
may you have been crashing?
may she have been crashing?
may we have been crashing?
may you have been crashing?
may they have been crashing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I crash?
mayn't you crash?
mayn't she crash?
mayn't we crash?
mayn't you crash?
mayn't they crash? 	mayn't I be crashing?
mayn't you be crashing?
mayn't she be crashing?
mayn't we be crashing?
mayn't you be crashing?
mayn't they be crashing? 	mayn't I have crashed?
mayn't you have crashed?
mayn't she have crashed?
mayn't we have crashed?
mayn't you have crashed?
mayn't they have crashed? 	mayn't I have been crashing?
mayn't you have been crashing?
mayn't she have been crashing?
mayn't we have been crashing?
mayn't you have been crashing?
mayn't they have been crashing?