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