I may propose you may propose she may propose we may propose you may propose they may propose
V-ing form
I may be proposing you may be proposing she may be proposing we may be proposing you may be proposing they may be proposing
Perfect
I may have proposed you may have proposed she may have proposed we may have proposed you may have proposed they may have proposed
V-ing perfect
I may have been proposing you may have been proposing she may have been proposing we may have been proposing you may have been proposing they may have been proposing
Negation
Simple form
I mayn't propose you mayn't propose she mayn't propose we mayn't propose you mayn't propose they mayn't propose
V-ing form
I mayn't be proposing you mayn't be proposing she mayn't be proposing we mayn't be proposing you mayn't be proposing they mayn't be proposing
Perfect
I mayn't have proposed you mayn't have proposed she mayn't have proposed we mayn't have proposed you mayn't have proposed they mayn't have proposed
V-ing perfect
I mayn't have been proposing you mayn't have been proposing she mayn't have been proposing we mayn't have been proposing you mayn't have been proposing they mayn't have been proposing
Interrogative form
Simple form
may I propose? may you propose? may she propose? may we propose? may you propose? may they propose?
V-ing form
may I be proposing? may you be proposing? may she be proposing? may we be proposing? may you be proposing? may they be proposing?
Perfect
may I have proposed? may you have proposed? may she have proposed? may we have proposed? may you have proposed? may they have proposed?
V-ing perfect
may I have been proposing? may you have been proposing? may she have been proposing? may we have been proposing? may you have been proposing? may they have been proposing?
Interro-negative form
Simple form
mayn't I propose? mayn't you propose? mayn't she propose? mayn't we propose? mayn't you propose? mayn't they propose?
V-ing form
mayn't I be proposing? mayn't you be proposing? mayn't she be proposing? mayn't we be proposing? mayn't you be proposing? mayn't they be proposing?
Perfect
mayn't I have proposed? mayn't you have proposed? mayn't she have proposed? mayn't we have proposed? mayn't you have proposed? mayn't they have proposed?
V-ing perfect
mayn't I have been proposing? mayn't you have been proposing? mayn't she have been proposing? mayn't we have been proposing? mayn't you have been proposing? mayn't they have been proposing?