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