English verb conjugation
MAY DUCK

Regular verb: duck - ducked - ducked

Affirmation

Simple form	V-ing form
I may duck you may duck he may duck we may duck you may duck they may duck	I may be ducking you may be ducking he may be ducking we may be ducking you may be ducking they may be ducking
Perfect	V-ing perfect
I may have ducked you may have ducked he may have ducked we may have ducked you may have ducked they may have ducked	I may have been ducking you may have been ducking he may have been ducking we may have been ducking you may have been ducking they may have been ducking

Negation

Simple form	V-ing form
I mayn't duck you mayn't duck he mayn't duck we mayn't duck you mayn't duck they mayn't duck	I mayn't be ducking you mayn't be ducking he mayn't be ducking we mayn't be ducking you mayn't be ducking they mayn't be ducking
Perfect	V-ing perfect
I mayn't have ducked you mayn't have ducked he mayn't have ducked we mayn't have ducked you mayn't have ducked they mayn't have ducked	I mayn't have been ducking you mayn't have been ducking he mayn't have been ducking we mayn't have been ducking you mayn't have been ducking they mayn't have been ducking

Interrogative form

Simple form	V-ing form
may I duck? may you duck? may he duck? may we duck? may you duck? may they duck?	may I be ducking? may you be ducking? may he be ducking? may we be ducking? may you be ducking? may they be ducking?
Perfect	V-ing perfect
may I have ducked? may you have ducked? may he have ducked? may we have ducked? may you have ducked? may they have ducked?	may I have been ducking? may you have been ducking? may he have been ducking? may we have been ducking? may you have been ducking? may they have been ducking?

Interro-negative form

Simple form	V-ing form
mayn't I duck? mayn't you duck? mayn't he duck? mayn't we duck? mayn't you duck? mayn't they duck?	mayn't I be ducking? mayn't you be ducking? mayn't he be ducking? mayn't we be ducking? mayn't you be ducking? mayn't they be ducking?
Perfect	V-ing perfect
mayn't I have ducked? mayn't you have ducked? mayn't he have ducked? mayn't we have ducked? mayn't you have ducked? mayn't they have ducked?	mayn't I have been ducking? mayn't you have been ducking? mayn't he have been ducking? mayn't we have been ducking? mayn't you have been ducking? mayn't they have been ducking?