may clerk
Regular verb: clerk - clerked- clerked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may clerk
you may clerk
he may clerk
we may clerk
you may clerk
they may clerk 	I may be clerking
you may be clerking
he may be clerking
we may be clerking
you may be clerking
they may be clerking	I may have clerked
you may have clerked
he may have clerked
we may have clerked
you may have clerked
they may have clerked	I may have been clerking
you may have been clerking
he may have been clerking
we may have been clerking
you may have been clerking
they may have been clerking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't clerk
you mayn't clerk
he mayn't clerk
we mayn't clerk
you mayn't clerk
they mayn't clerk 	I mayn't be clerking
you mayn't be clerking
he mayn't be clerking
we mayn't be clerking
you mayn't be clerking
they mayn't be clerking	I mayn't have clerked
you mayn't have clerked
he mayn't have clerked
we mayn't have clerked
you mayn't have clerked
they mayn't have clerked	I mayn't have been clerking
you mayn't have been clerking
he mayn't have been clerking
we mayn't have been clerking
you mayn't have been clerking
they mayn't have been clerking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I clerk?
may you clerk?
may he clerk?
may we clerk?
may you clerk?
may they clerk? 	may I be clerking?
may you be clerking?
may he be clerking?
may we be clerking?
may you be clerking?
may they be clerking? 	may I have clerked?
may you have clerked?
may he have clerked?
may we have clerked?
may you have clerked?
may they have clerked? 	may I have been clerking?
may you have been clerking?
may he have been clerking?
may we have been clerking?
may you have been clerking?
may they have been clerking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I clerk?
mayn't you clerk?
mayn't he clerk?
mayn't we clerk?
mayn't you clerk?
mayn't they clerk? 	mayn't I be clerking?
mayn't you be clerking?
mayn't he be clerking?
mayn't we be clerking?
mayn't you be clerking?
mayn't they be clerking? 	mayn't I have clerked?
mayn't you have clerked?
mayn't he have clerked?
mayn't we have clerked?
mayn't you have clerked?
mayn't they have clerked? 	mayn't I have been clerking?
mayn't you have been clerking?
mayn't he have been clerking?
mayn't we have been clerking?
mayn't you have been clerking?
mayn't they have been clerking?