I may marshal you may marshal he may marshal we may marshal you may marshal they may marshal
V-ing form
I may be marshalling you may be marshalling he may be marshalling we may be marshalling you may be marshalling they may be marshalling
Perfect
I may have marshalled you may have marshalled he may have marshalled we may have marshalled you may have marshalled they may have marshalled
V-ing perfect
I may have been marshalling you may have been marshalling he may have been marshalling we may have been marshalling you may have been marshalling they may have been marshalling
Negation
Simple form
I may not marshal you may not marshal he may not marshal we may not marshal you may not marshal they may not marshal
V-ing form
I may not be marshalling you may not be marshalling he may not be marshalling we may not be marshalling you may not be marshalling they may not be marshalling
Perfect
I may not have marshalled you may not have marshalled he may not have marshalled we may not have marshalled you may not have marshalled they may not have marshalled
V-ing perfect
I may not have been marshalling you may not have been marshalling he may not have been marshalling we may not have been marshalling you may not have been marshalling they may not have been marshalling
Interrogative form
Simple form
may I marshal? may you marshal? may he marshal? may we marshal? may you marshal? may they marshal?
V-ing form
may I be marshalling? may you be marshalling? may he be marshalling? may we be marshalling? may you be marshalling? may they be marshalling?
Perfect
may I have marshalled? may you have marshalled? may he have marshalled? may we have marshalled? may you have marshalled? may they have marshalled?
V-ing perfect
may I have been marshalling? may you have been marshalling? may he have been marshalling? may we have been marshalling? may you have been marshalling? may they have been marshalling?
Interro-negative form
Simple form
may I not marshal? may you not marshal? may he not marshal? may we not marshal? may you not marshal? may they not marshal?
V-ing form
may I not be marshalling? may you not be marshalling? may he not be marshalling? may we not be marshalling? may you not be marshalling? may they not be marshalling?
Perfect
may I not have marshalled? may you not have marshalled? may he not have marshalled? may we not have marshalled? may you not have marshalled? may they not have marshalled?
V-ing perfect
may I not have been marshalling? may you not have been marshalling? may he not have been marshalling? may we not have been marshalling? may you not have been marshalling? may they not have been marshalling?