I may breakfast you may breakfast he may breakfast we may breakfast you may breakfast they may breakfast
V-ing form
I may be breakfasting you may be breakfasting he may be breakfasting we may be breakfasting you may be breakfasting they may be breakfasting
Perfect
I may have breakfasted you may have breakfasted he may have breakfasted we may have breakfasted you may have breakfasted they may have breakfasted
V-ing perfect
I may have been breakfasting you may have been breakfasting he may have been breakfasting we may have been breakfasting you may have been breakfasting they may have been breakfasting
Negation
Simple form
I may not breakfast you may not breakfast he may not breakfast we may not breakfast you may not breakfast they may not breakfast
V-ing form
I may not be breakfasting you may not be breakfasting he may not be breakfasting we may not be breakfasting you may not be breakfasting they may not be breakfasting
Perfect
I may not have breakfasted you may not have breakfasted he may not have breakfasted we may not have breakfasted you may not have breakfasted they may not have breakfasted
V-ing perfect
I may not have been breakfasting you may not have been breakfasting he may not have been breakfasting we may not have been breakfasting you may not have been breakfasting they may not have been breakfasting
Interrogative form
Simple form
may I breakfast? may you breakfast? may he breakfast? may we breakfast? may you breakfast? may they breakfast?
V-ing form
may I be breakfasting? may you be breakfasting? may he be breakfasting? may we be breakfasting? may you be breakfasting? may they be breakfasting?
Perfect
may I have breakfasted? may you have breakfasted? may he have breakfasted? may we have breakfasted? may you have breakfasted? may they have breakfasted?
V-ing perfect
may I have been breakfasting? may you have been breakfasting? may he have been breakfasting? may we have been breakfasting? may you have been breakfasting? may they have been breakfasting?
Interro-negative form
Simple form
may I not breakfast? may you not breakfast? may he not breakfast? may we not breakfast? may you not breakfast? may they not breakfast?
V-ing form
may I not be breakfasting? may you not be breakfasting? may he not be breakfasting? may we not be breakfasting? may you not be breakfasting? may they not be breakfasting?
Perfect
may I not have breakfasted? may you not have breakfasted? may he not have breakfasted? may we not have breakfasted? may you not have breakfasted? may they not have breakfasted?
V-ing perfect
may I not have been breakfasting? may you not have been breakfasting? may he not have been breakfasting? may we not have been breakfasting? may you not have been breakfasting? may they not have been breakfasting?