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