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