I may grow you may grow she may grow we may grow you may grow they may grow
V-ing form
I may be growing you may be growing she may be growing we may be growing you may be growing they may be growing
Perfect
I may have grown you may have grown she may have grown we may have grown you may have grown they may have grown
V-ing perfect
I may have been growing you may have been growing she may have been growing we may have been growing you may have been growing they may have been growing
Negation
Simple form
I mayn't grow you mayn't grow she mayn't grow we mayn't grow you mayn't grow they mayn't grow
V-ing form
I mayn't be growing you mayn't be growing she mayn't be growing we mayn't be growing you mayn't be growing they mayn't be growing
Perfect
I mayn't have grown you mayn't have grown she mayn't have grown we mayn't have grown you mayn't have grown they mayn't have grown
V-ing perfect
I mayn't have been growing you mayn't have been growing she mayn't have been growing we mayn't have been growing you mayn't have been growing they mayn't have been growing
Interrogative form
Simple form
may I grow? may you grow? may she grow? may we grow? may you grow? may they grow?
V-ing form
may I be growing? may you be growing? may she be growing? may we be growing? may you be growing? may they be growing?
Perfect
may I have grown? may you have grown? may she have grown? may we have grown? may you have grown? may they have grown?
V-ing perfect
may I have been growing? may you have been growing? may she have been growing? may we have been growing? may you have been growing? may they have been growing?
Interro-negative form
Simple form
mayn't I grow? mayn't you grow? mayn't she grow? mayn't we grow? mayn't you grow? mayn't they grow?
V-ing form
mayn't I be growing? mayn't you be growing? mayn't she be growing? mayn't we be growing? mayn't you be growing? mayn't they be growing?
Perfect
mayn't I have grown? mayn't you have grown? mayn't she have grown? mayn't we have grown? mayn't you have grown? mayn't they have grown?
V-ing perfect
mayn't I have been growing? mayn't you have been growing? mayn't she have been growing? mayn't we have been growing? mayn't you have been growing? mayn't they have been growing?