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