may crouch
Regular verb: crouch - crouched- crouched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may crouch
you may crouch
she may crouch
we may crouch
you may crouch
they may crouch 	I may be crouching
you may be crouching
she may be crouching
we may be crouching
you may be crouching
they may be crouching	I may have crouched
you may have crouched
she may have crouched
we may have crouched
you may have crouched
they may have crouched	I may have been crouching
you may have been crouching
she may have been crouching
we may have been crouching
you may have been crouching
they may have been crouching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't crouch
you mayn't crouch
she mayn't crouch
we mayn't crouch
you mayn't crouch
they mayn't crouch 	I mayn't be crouching
you mayn't be crouching
she mayn't be crouching
we mayn't be crouching
you mayn't be crouching
they mayn't be crouching	I mayn't have crouched
you mayn't have crouched
she mayn't have crouched
we mayn't have crouched
you mayn't have crouched
they mayn't have crouched	I mayn't have been crouching
you mayn't have been crouching
she mayn't have been crouching
we mayn't have been crouching
you mayn't have been crouching
they mayn't have been crouching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I crouch?
may you crouch?
may she crouch?
may we crouch?
may you crouch?
may they crouch? 	may I be crouching?
may you be crouching?
may she be crouching?
may we be crouching?
may you be crouching?
may they be crouching? 	may I have crouched?
may you have crouched?
may she have crouched?
may we have crouched?
may you have crouched?
may they have crouched? 	may I have been crouching?
may you have been crouching?
may she have been crouching?
may we have been crouching?
may you have been crouching?
may they have been crouching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I crouch?
mayn't you crouch?
mayn't she crouch?
mayn't we crouch?
mayn't you crouch?
mayn't they crouch? 	mayn't I be crouching?
mayn't you be crouching?
mayn't she be crouching?
mayn't we be crouching?
mayn't you be crouching?
mayn't they be crouching? 	mayn't I have crouched?
mayn't you have crouched?
mayn't she have crouched?
mayn't we have crouched?
mayn't you have crouched?
mayn't they have crouched? 	mayn't I have been crouching?
mayn't you have been crouching?
mayn't she have been crouching?
mayn't we have been crouching?
mayn't you have been crouching?
mayn't they have been crouching?