English verb conjugation
MAY SUCK

Regular verb: suck - sucked - sucked

Affirmation

Simple form	V-ing form
I may suck you may suck he may suck we may suck you may suck they may suck	I may be sucking you may be sucking he may be sucking we may be sucking you may be sucking they may be sucking
Perfect	V-ing perfect
I may have sucked you may have sucked he may have sucked we may have sucked you may have sucked they may have sucked	I may have been sucking you may have been sucking he may have been sucking we may have been sucking you may have been sucking they may have been sucking

Negation

Simple form	V-ing form
I mayn't suck you mayn't suck he mayn't suck we mayn't suck you mayn't suck they mayn't suck	I mayn't be sucking you mayn't be sucking he mayn't be sucking we mayn't be sucking you mayn't be sucking they mayn't be sucking
Perfect	V-ing perfect
I mayn't have sucked you mayn't have sucked he mayn't have sucked we mayn't have sucked you mayn't have sucked they mayn't have sucked	I mayn't have been sucking you mayn't have been sucking he mayn't have been sucking we mayn't have been sucking you mayn't have been sucking they mayn't have been sucking

Interrogative form

Simple form	V-ing form
may I suck? may you suck? may he suck? may we suck? may you suck? may they suck?	may I be sucking? may you be sucking? may he be sucking? may we be sucking? may you be sucking? may they be sucking?
Perfect	V-ing perfect
may I have sucked? may you have sucked? may he have sucked? may we have sucked? may you have sucked? may they have sucked?	may I have been sucking? may you have been sucking? may he have been sucking? may we have been sucking? may you have been sucking? may they have been sucking?

Interro-negative form

Simple form	V-ing form
mayn't I suck? mayn't you suck? mayn't he suck? mayn't we suck? mayn't you suck? mayn't they suck?	mayn't I be sucking? mayn't you be sucking? mayn't he be sucking? mayn't we be sucking? mayn't you be sucking? mayn't they be sucking?
Perfect	V-ing perfect
mayn't I have sucked? mayn't you have sucked? mayn't he have sucked? mayn't we have sucked? mayn't you have sucked? mayn't they have sucked?	mayn't I have been sucking? mayn't you have been sucking? mayn't he have been sucking? mayn't we have been sucking? mayn't you have been sucking? mayn't they have been sucking?