I may crash you may crash she may crash we may crash you may crash they may crash
V-ing form
I may be crashing you may be crashing she may be crashing we may be crashing you may be crashing they may be crashing
Perfect
I may have crashed you may have crashed she may have crashed we may have crashed you may have crashed they may have crashed
V-ing perfect
I may have been crashing you may have been crashing she may have been crashing we may have been crashing you may have been crashing they may have been crashing
Negation
Simple form
I may not crash you may not crash she may not crash we may not crash you may not crash they may not crash
V-ing form
I may not be crashing you may not be crashing she may not be crashing we may not be crashing you may not be crashing they may not be crashing
Perfect
I may not have crashed you may not have crashed she may not have crashed we may not have crashed you may not have crashed they may not have crashed
V-ing perfect
I may not have been crashing you may not have been crashing she may not have been crashing we may not have been crashing you may not have been crashing they may not have been crashing
Interrogative form
Simple form
may I crash? may you crash? may she crash? may we crash? may you crash? may they crash?
V-ing form
may I be crashing? may you be crashing? may she be crashing? may we be crashing? may you be crashing? may they be crashing?
Perfect
may I have crashed? may you have crashed? may she have crashed? may we have crashed? may you have crashed? may they have crashed?
V-ing perfect
may I have been crashing? may you have been crashing? may she have been crashing? may we have been crashing? may you have been crashing? may they have been crashing?
Interro-negative form
Simple form
may I not crash? may you not crash? may she not crash? may we not crash? may you not crash? may they not crash?
V-ing form
may I not be crashing? may you not be crashing? may she not be crashing? may we not be crashing? may you not be crashing? may they not be crashing?
Perfect
may I not have crashed? may you not have crashed? may she not have crashed? may we not have crashed? may you not have crashed? may they not have crashed?
V-ing perfect
may I not have been crashing? may you not have been crashing? may she not have been crashing? may we not have been crashing? may you not have been crashing? may they not have been crashing?