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