English verb conjugation
MAY PRECEDE

Regular verb: precede - preceded - preceded

Affirmation

Simple form	V-ing form
I may precede you may precede he may precede we may precede you may precede they may precede	I may be preceding you may be preceding he may be preceding we may be preceding you may be preceding they may be preceding
Perfect	V-ing perfect
I may have preceded you may have preceded he may have preceded we may have preceded you may have preceded they may have preceded	I may have been preceding you may have been preceding he may have been preceding we may have been preceding you may have been preceding they may have been preceding

Negation

Simple form	V-ing form
I mayn't precede you mayn't precede he mayn't precede we mayn't precede you mayn't precede they mayn't precede	I mayn't be preceding you mayn't be preceding he mayn't be preceding we mayn't be preceding you mayn't be preceding they mayn't be preceding
Perfect	V-ing perfect
I mayn't have preceded you mayn't have preceded he mayn't have preceded we mayn't have preceded you mayn't have preceded they mayn't have preceded	I mayn't have been preceding you mayn't have been preceding he mayn't have been preceding we mayn't have been preceding you mayn't have been preceding they mayn't have been preceding

Interrogative form

Simple form	V-ing form
may I precede? may you precede? may he precede? may we precede? may you precede? may they precede?	may I be preceding? may you be preceding? may he be preceding? may we be preceding? may you be preceding? may they be preceding?
Perfect	V-ing perfect
may I have preceded? may you have preceded? may he have preceded? may we have preceded? may you have preceded? may they have preceded?	may I have been preceding? may you have been preceding? may he have been preceding? may we have been preceding? may you have been preceding? may they have been preceding?

Interro-negative form

Simple form	V-ing form
mayn't I precede? mayn't you precede? mayn't he precede? mayn't we precede? mayn't you precede? mayn't they precede?	mayn't I be preceding? mayn't you be preceding? mayn't he be preceding? mayn't we be preceding? mayn't you be preceding? mayn't they be preceding?
Perfect	V-ing perfect
mayn't I have preceded? mayn't you have preceded? mayn't he have preceded? mayn't we have preceded? mayn't you have preceded? mayn't they have preceded?	mayn't I have been preceding? mayn't you have been preceding? mayn't he have been preceding? mayn't we have been preceding? mayn't you have been preceding? mayn't they have been preceding?