may clatter
Regular verb: clatter - clattered- clattered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may clatter
you may clatter
he may clatter
we may clatter
you may clatter
they may clatter 	I may be clattering
you may be clattering
he may be clattering
we may be clattering
you may be clattering
they may be clattering	I may have clattered
you may have clattered
he may have clattered
we may have clattered
you may have clattered
they may have clattered	I may have been clattering
you may have been clattering
he may have been clattering
we may have been clattering
you may have been clattering
they may have been clattering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't clatter
you mayn't clatter
he mayn't clatter
we mayn't clatter
you mayn't clatter
they mayn't clatter 	I mayn't be clattering
you mayn't be clattering
he mayn't be clattering
we mayn't be clattering
you mayn't be clattering
they mayn't be clattering	I mayn't have clattered
you mayn't have clattered
he mayn't have clattered
we mayn't have clattered
you mayn't have clattered
they mayn't have clattered	I mayn't have been clattering
you mayn't have been clattering
he mayn't have been clattering
we mayn't have been clattering
you mayn't have been clattering
they mayn't have been clattering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I clatter?
may you clatter?
may he clatter?
may we clatter?
may you clatter?
may they clatter? 	may I be clattering?
may you be clattering?
may he be clattering?
may we be clattering?
may you be clattering?
may they be clattering? 	may I have clattered?
may you have clattered?
may he have clattered?
may we have clattered?
may you have clattered?
may they have clattered? 	may I have been clattering?
may you have been clattering?
may he have been clattering?
may we have been clattering?
may you have been clattering?
may they have been clattering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I clatter?
mayn't you clatter?
mayn't he clatter?
mayn't we clatter?
mayn't you clatter?
mayn't they clatter? 	mayn't I be clattering?
mayn't you be clattering?
mayn't he be clattering?
mayn't we be clattering?
mayn't you be clattering?
mayn't they be clattering? 	mayn't I have clattered?
mayn't you have clattered?
mayn't he have clattered?
mayn't we have clattered?
mayn't you have clattered?
mayn't they have clattered? 	mayn't I have been clattering?
mayn't you have been clattering?
mayn't he have been clattering?
mayn't we have been clattering?
mayn't you have been clattering?
mayn't they have been clattering?