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