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