may speak
Irregular verb: speak - spoke- spoken, spoke

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may speak
you may speak
she may speak
we may speak
you may speak
they may speak 	I may be speaking
you may be speaking
she may be speaking
we may be speaking
you may be speaking
they may be speaking	I may have spoken, spoke
you may have spoken, spoke
she may have spoken, spoke
we may have spoken, spoke
you may have spoken, spoke
they may have spoken, spoke	I may have been speaking
you may have been speaking
she may have been speaking
we may have been speaking
you may have been speaking
they may have been speaking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't speak
you mayn't speak
she mayn't speak
we mayn't speak
you mayn't speak
they mayn't speak 	I mayn't be speaking
you mayn't be speaking
she mayn't be speaking
we mayn't be speaking
you mayn't be speaking
they mayn't be speaking	I mayn't have spoken, spoke
you mayn't have spoken, spoke
she mayn't have spoken, spoke
we mayn't have spoken, spoke
you mayn't have spoken, spoke
they mayn't have spoken, spoke	I mayn't have been speaking
you mayn't have been speaking
she mayn't have been speaking
we mayn't have been speaking
you mayn't have been speaking
they mayn't have been speaking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I speak?
may you speak?
may she speak?
may we speak?
may you speak?
may they speak? 	may I be speaking?
may you be speaking?
may she be speaking?
may we be speaking?
may you be speaking?
may they be speaking? 	may I have spoken, spoke?
may you have spoken, spoke?
may she have spoken, spoke?
may we have spoken, spoke?
may you have spoken, spoke?
may they have spoken, spoke? 	may I have been speaking?
may you have been speaking?
may she have been speaking?
may we have been speaking?
may you have been speaking?
may they have been speaking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I speak?
mayn't you speak?
mayn't she speak?
mayn't we speak?
mayn't you speak?
mayn't they speak? 	mayn't I be speaking?
mayn't you be speaking?
mayn't she be speaking?
mayn't we be speaking?
mayn't you be speaking?
mayn't they be speaking? 	mayn't I have spoken, spoke?
mayn't you have spoken, spoke?
mayn't she have spoken, spoke?
mayn't we have spoken, spoke?
mayn't you have spoken, spoke?
mayn't they have spoken, spoke? 	mayn't I have been speaking?
mayn't you have been speaking?
mayn't she have been speaking?
mayn't we have been speaking?
mayn't you have been speaking?
mayn't they have been speaking?