English verb conjugation
MAY SHRIEK

Regular verb: shriek - shrieked - shrieked

Affirmation

Simple form	V-ing form
I may shriek you may shriek she may shriek we may shriek you may shriek they may shriek	I may be shrieking you may be shrieking she may be shrieking we may be shrieking you may be shrieking they may be shrieking
Perfect	V-ing perfect
I may have shrieked you may have shrieked she may have shrieked we may have shrieked you may have shrieked they may have shrieked	I may have been shrieking you may have been shrieking she may have been shrieking we may have been shrieking you may have been shrieking they may have been shrieking

Negation

Simple form	V-ing form
I mayn't shriek you mayn't shriek she mayn't shriek we mayn't shriek you mayn't shriek they mayn't shriek	I mayn't be shrieking you mayn't be shrieking she mayn't be shrieking we mayn't be shrieking you mayn't be shrieking they mayn't be shrieking
Perfect	V-ing perfect
I mayn't have shrieked you mayn't have shrieked she mayn't have shrieked we mayn't have shrieked you mayn't have shrieked they mayn't have shrieked	I mayn't have been shrieking you mayn't have been shrieking she mayn't have been shrieking we mayn't have been shrieking you mayn't have been shrieking they mayn't have been shrieking

Interrogative form

Simple form	V-ing form
may I shriek? may you shriek? may she shriek? may we shriek? may you shriek? may they shriek?	may I be shrieking? may you be shrieking? may she be shrieking? may we be shrieking? may you be shrieking? may they be shrieking?
Perfect	V-ing perfect
may I have shrieked? may you have shrieked? may she have shrieked? may we have shrieked? may you have shrieked? may they have shrieked?	may I have been shrieking? may you have been shrieking? may she have been shrieking? may we have been shrieking? may you have been shrieking? may they have been shrieking?

Interro-negative form

Simple form	V-ing form
mayn't I shriek? mayn't you shriek? mayn't she shriek? mayn't we shriek? mayn't you shriek? mayn't they shriek?	mayn't I be shrieking? mayn't you be shrieking? mayn't she be shrieking? mayn't we be shrieking? mayn't you be shrieking? mayn't they be shrieking?
Perfect	V-ing perfect
mayn't I have shrieked? mayn't you have shrieked? mayn't she have shrieked? mayn't we have shrieked? mayn't you have shrieked? mayn't they have shrieked?	mayn't I have been shrieking? mayn't you have been shrieking? mayn't she have been shrieking? mayn't we have been shrieking? mayn't you have been shrieking? mayn't they have been shrieking?