I may unlace you may unlace he may unlace we may unlace you may unlace they may unlace
V-ing form
I may be unlacing you may be unlacing he may be unlacing we may be unlacing you may be unlacing they may be unlacing
Perfect
I may have unlaced you may have unlaced he may have unlaced we may have unlaced you may have unlaced they may have unlaced
V-ing perfect
I may have been unlacing you may have been unlacing he may have been unlacing we may have been unlacing you may have been unlacing they may have been unlacing
Negation
Simple form
I mayn't unlace you mayn't unlace he mayn't unlace we mayn't unlace you mayn't unlace they mayn't unlace
V-ing form
I mayn't be unlacing you mayn't be unlacing he mayn't be unlacing we mayn't be unlacing you mayn't be unlacing they mayn't be unlacing
Perfect
I mayn't have unlaced you mayn't have unlaced he mayn't have unlaced we mayn't have unlaced you mayn't have unlaced they mayn't have unlaced
V-ing perfect
I mayn't have been unlacing you mayn't have been unlacing he mayn't have been unlacing we mayn't have been unlacing you mayn't have been unlacing they mayn't have been unlacing
Interrogative form
Simple form
may I unlace? may you unlace? may he unlace? may we unlace? may you unlace? may they unlace?
V-ing form
may I be unlacing? may you be unlacing? may he be unlacing? may we be unlacing? may you be unlacing? may they be unlacing?
Perfect
may I have unlaced? may you have unlaced? may he have unlaced? may we have unlaced? may you have unlaced? may they have unlaced?
V-ing perfect
may I have been unlacing? may you have been unlacing? may he have been unlacing? may we have been unlacing? may you have been unlacing? may they have been unlacing?
Interro-negative form
Simple form
mayn't I unlace? mayn't you unlace? mayn't he unlace? mayn't we unlace? mayn't you unlace? mayn't they unlace?
V-ing form
mayn't I be unlacing? mayn't you be unlacing? mayn't he be unlacing? mayn't we be unlacing? mayn't you be unlacing? mayn't they be unlacing?
Perfect
mayn't I have unlaced? mayn't you have unlaced? mayn't he have unlaced? mayn't we have unlaced? mayn't you have unlaced? mayn't they have unlaced?
V-ing perfect
mayn't I have been unlacing? mayn't you have been unlacing? mayn't he have been unlacing? mayn't we have been unlacing? mayn't you have been unlacing? mayn't they have been unlacing?