English verb conjugation
MAY RETRACE

Regular verb: retrace - retraced - retraced

Affirmation

Simple form	V-ing form
I may retrace you may retrace he may retrace we may retrace you may retrace they may retrace	I may be retracing you may be retracing he may be retracing we may be retracing you may be retracing they may be retracing
Perfect	V-ing perfect
I may have retraced you may have retraced he may have retraced we may have retraced you may have retraced they may have retraced	I may have been retracing you may have been retracing he may have been retracing we may have been retracing you may have been retracing they may have been retracing

Negation

Simple form	V-ing form
I mayn't retrace you mayn't retrace he mayn't retrace we mayn't retrace you mayn't retrace they mayn't retrace	I mayn't be retracing you mayn't be retracing he mayn't be retracing we mayn't be retracing you mayn't be retracing they mayn't be retracing
Perfect	V-ing perfect
I mayn't have retraced you mayn't have retraced he mayn't have retraced we mayn't have retraced you mayn't have retraced they mayn't have retraced	I mayn't have been retracing you mayn't have been retracing he mayn't have been retracing we mayn't have been retracing you mayn't have been retracing they mayn't have been retracing

Interrogative form

Simple form	V-ing form
may I retrace? may you retrace? may he retrace? may we retrace? may you retrace? may they retrace?	may I be retracing? may you be retracing? may he be retracing? may we be retracing? may you be retracing? may they be retracing?
Perfect	V-ing perfect
may I have retraced? may you have retraced? may he have retraced? may we have retraced? may you have retraced? may they have retraced?	may I have been retracing? may you have been retracing? may he have been retracing? may we have been retracing? may you have been retracing? may they have been retracing?

Interro-negative form

Simple form	V-ing form
mayn't I retrace? mayn't you retrace? mayn't he retrace? mayn't we retrace? mayn't you retrace? mayn't they retrace?	mayn't I be retracing? mayn't you be retracing? mayn't he be retracing? mayn't we be retracing? mayn't you be retracing? mayn't they be retracing?
Perfect	V-ing perfect
mayn't I have retraced? mayn't you have retraced? mayn't he have retraced? mayn't we have retraced? mayn't you have retraced? mayn't they have retraced?	mayn't I have been retracing? mayn't you have been retracing? mayn't he have been retracing? mayn't we have been retracing? mayn't you have been retracing? mayn't they have been retracing?