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