I may push-start you may push-start he may push-start we may push-start you may push-start they may push-start
V-ing form
I may be push-starting you may be push-starting he may be push-starting we may be push-starting you may be push-starting they may be push-starting
Perfect
I may have push-started you may have push-started he may have push-started we may have push-started you may have push-started they may have push-started
V-ing perfect
I may have been push-starting you may have been push-starting he may have been push-starting we may have been push-starting you may have been push-starting they may have been push-starting
Negation
Simple form
I mayn't push-start you mayn't push-start he mayn't push-start we mayn't push-start you mayn't push-start they mayn't push-start
V-ing form
I mayn't be push-starting you mayn't be push-starting he mayn't be push-starting we mayn't be push-starting you mayn't be push-starting they mayn't be push-starting
Perfect
I mayn't have push-started you mayn't have push-started he mayn't have push-started we mayn't have push-started you mayn't have push-started they mayn't have push-started
V-ing perfect
I mayn't have been push-starting you mayn't have been push-starting he mayn't have been push-starting we mayn't have been push-starting you mayn't have been push-starting they mayn't have been push-starting
Interrogative form
Simple form
may I push-start? may you push-start? may he push-start? may we push-start? may you push-start? may they push-start?
V-ing form
may I be push-starting? may you be push-starting? may he be push-starting? may we be push-starting? may you be push-starting? may they be push-starting?
Perfect
may I have push-started? may you have push-started? may he have push-started? may we have push-started? may you have push-started? may they have push-started?
V-ing perfect
may I have been push-starting? may you have been push-starting? may he have been push-starting? may we have been push-starting? may you have been push-starting? may they have been push-starting?
Interro-negative form
Simple form
mayn't I push-start? mayn't you push-start? mayn't he push-start? mayn't we push-start? mayn't you push-start? mayn't they push-start?
V-ing form
mayn't I be push-starting? mayn't you be push-starting? mayn't he be push-starting? mayn't we be push-starting? mayn't you be push-starting? mayn't they be push-starting?
Perfect
mayn't I have push-started? mayn't you have push-started? mayn't he have push-started? mayn't we have push-started? mayn't you have push-started? mayn't they have push-started?
V-ing perfect
mayn't I have been push-starting? mayn't you have been push-starting? mayn't he have been push-starting? mayn't we have been push-starting? mayn't you have been push-starting? mayn't they have been push-starting?