I may rebuff you may rebuff he may rebuff we may rebuff you may rebuff they may rebuff
V-ing form
I may be rebuffing you may be rebuffing he may be rebuffing we may be rebuffing you may be rebuffing they may be rebuffing
Perfect
I may have rebuffed you may have rebuffed he may have rebuffed we may have rebuffed you may have rebuffed they may have rebuffed
V-ing perfect
I may have been rebuffing you may have been rebuffing he may have been rebuffing we may have been rebuffing you may have been rebuffing they may have been rebuffing
Negation
Simple form
I may not rebuff you may not rebuff he may not rebuff we may not rebuff you may not rebuff they may not rebuff
V-ing form
I may not be rebuffing you may not be rebuffing he may not be rebuffing we may not be rebuffing you may not be rebuffing they may not be rebuffing
Perfect
I may not have rebuffed you may not have rebuffed he may not have rebuffed we may not have rebuffed you may not have rebuffed they may not have rebuffed
V-ing perfect
I may not have been rebuffing you may not have been rebuffing he may not have been rebuffing we may not have been rebuffing you may not have been rebuffing they may not have been rebuffing
Interrogative form
Simple form
may I rebuff? may you rebuff? may he rebuff? may we rebuff? may you rebuff? may they rebuff?
V-ing form
may I be rebuffing? may you be rebuffing? may he be rebuffing? may we be rebuffing? may you be rebuffing? may they be rebuffing?
Perfect
may I have rebuffed? may you have rebuffed? may he have rebuffed? may we have rebuffed? may you have rebuffed? may they have rebuffed?
V-ing perfect
may I have been rebuffing? may you have been rebuffing? may he have been rebuffing? may we have been rebuffing? may you have been rebuffing? may they have been rebuffing?
Interro-negative form
Simple form
may I not rebuff? may you not rebuff? may he not rebuff? may we not rebuff? may you not rebuff? may they not rebuff?
V-ing form
may I not be rebuffing? may you not be rebuffing? may he not be rebuffing? may we not be rebuffing? may you not be rebuffing? may they not be rebuffing?
Perfect
may I not have rebuffed? may you not have rebuffed? may he not have rebuffed? may we not have rebuffed? may you not have rebuffed? may they not have rebuffed?
V-ing perfect
may I not have been rebuffing? may you not have been rebuffing? may he not have been rebuffing? may we not have been rebuffing? may you not have been rebuffing? may they not have been rebuffing?