may cluck
Regular verb: cluck - clucked- clucked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may cluck
you may cluck
he may cluck
we may cluck
you may cluck
they may cluck 	I may be clucking
you may be clucking
he may be clucking
we may be clucking
you may be clucking
they may be clucking	I may have clucked
you may have clucked
he may have clucked
we may have clucked
you may have clucked
they may have clucked	I may have been clucking
you may have been clucking
he may have been clucking
we may have been clucking
you may have been clucking
they may have been clucking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't cluck
you mayn't cluck
he mayn't cluck
we mayn't cluck
you mayn't cluck
they mayn't cluck 	I mayn't be clucking
you mayn't be clucking
he mayn't be clucking
we mayn't be clucking
you mayn't be clucking
they mayn't be clucking	I mayn't have clucked
you mayn't have clucked
he mayn't have clucked
we mayn't have clucked
you mayn't have clucked
they mayn't have clucked	I mayn't have been clucking
you mayn't have been clucking
he mayn't have been clucking
we mayn't have been clucking
you mayn't have been clucking
they mayn't have been clucking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I cluck?
may you cluck?
may he cluck?
may we cluck?
may you cluck?
may they cluck? 	may I be clucking?
may you be clucking?
may he be clucking?
may we be clucking?
may you be clucking?
may they be clucking? 	may I have clucked?
may you have clucked?
may he have clucked?
may we have clucked?
may you have clucked?
may they have clucked? 	may I have been clucking?
may you have been clucking?
may he have been clucking?
may we have been clucking?
may you have been clucking?
may they have been clucking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I cluck?
mayn't you cluck?
mayn't he cluck?
mayn't we cluck?
mayn't you cluck?
mayn't they cluck? 	mayn't I be clucking?
mayn't you be clucking?
mayn't he be clucking?
mayn't we be clucking?
mayn't you be clucking?
mayn't they be clucking? 	mayn't I have clucked?
mayn't you have clucked?
mayn't he have clucked?
mayn't we have clucked?
mayn't you have clucked?
mayn't they have clucked? 	mayn't I have been clucking?
mayn't you have been clucking?
mayn't he have been clucking?
mayn't we have been clucking?
mayn't you have been clucking?
mayn't they have been clucking?