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