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