may heckle
Regular verb: heckle - heckled- heckled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may heckle
you may heckle
she may heckle
we may heckle
you may heckle
they may heckle 	I may be heckling
you may be heckling
she may be heckling
we may be heckling
you may be heckling
they may be heckling	I may have heckled
you may have heckled
she may have heckled
we may have heckled
you may have heckled
they may have heckled	I may have been heckling
you may have been heckling
she may have been heckling
we may have been heckling
you may have been heckling
they may have been heckling	

Negation 	
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I mayn't heckle
you mayn't heckle
she mayn't heckle
we mayn't heckle
you mayn't heckle
they mayn't heckle 	I mayn't be heckling
you mayn't be heckling
she mayn't be heckling
we mayn't be heckling
you mayn't be heckling
they mayn't be heckling	I mayn't have heckled
you mayn't have heckled
she mayn't have heckled
we mayn't have heckled
you mayn't have heckled
they mayn't have heckled	I mayn't have been heckling
you mayn't have been heckling
she mayn't have been heckling
we mayn't have been heckling
you mayn't have been heckling
they mayn't have been heckling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I heckle?
may you heckle?
may she heckle?
may we heckle?
may you heckle?
may they heckle? 	may I be heckling?
may you be heckling?
may she be heckling?
may we be heckling?
may you be heckling?
may they be heckling? 	may I have heckled?
may you have heckled?
may she have heckled?
may we have heckled?
may you have heckled?
may they have heckled? 	may I have been heckling?
may you have been heckling?
may she have been heckling?
may we have been heckling?
may you have been heckling?
may they have been heckling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I heckle?
mayn't you heckle?
mayn't she heckle?
mayn't we heckle?
mayn't you heckle?
mayn't they heckle? 	mayn't I be heckling?
mayn't you be heckling?
mayn't she be heckling?
mayn't we be heckling?
mayn't you be heckling?
mayn't they be heckling? 	mayn't I have heckled?
mayn't you have heckled?
mayn't she have heckled?
mayn't we have heckled?
mayn't you have heckled?
mayn't they have heckled? 	mayn't I have been heckling?
mayn't you have been heckling?
mayn't she have been heckling?
mayn't we have been heckling?
mayn't you have been heckling?
mayn't they have been heckling?