I may steamroller you may steamroller he may steamroller we may steamroller you may steamroller they may steamroller
V-ing form
I may be steamrollering you may be steamrollering he may be steamrollering we may be steamrollering you may be steamrollering they may be steamrollering
Perfect
I may have steamrollered you may have steamrollered he may have steamrollered we may have steamrollered you may have steamrollered they may have steamrollered
V-ing perfect
I may have been steamrollering you may have been steamrollering he may have been steamrollering we may have been steamrollering you may have been steamrollering they may have been steamrollering
Negation
Simple form
I mayn't steamroller you mayn't steamroller he mayn't steamroller we mayn't steamroller you mayn't steamroller they mayn't steamroller
V-ing form
I mayn't be steamrollering you mayn't be steamrollering he mayn't be steamrollering we mayn't be steamrollering you mayn't be steamrollering they mayn't be steamrollering
Perfect
I mayn't have steamrollered you mayn't have steamrollered he mayn't have steamrollered we mayn't have steamrollered you mayn't have steamrollered they mayn't have steamrollered
V-ing perfect
I mayn't have been steamrollering you mayn't have been steamrollering he mayn't have been steamrollering we mayn't have been steamrollering you mayn't have been steamrollering they mayn't have been steamrollering
Interrogative form
Simple form
may I steamroller? may you steamroller? may he steamroller? may we steamroller? may you steamroller? may they steamroller?
V-ing form
may I be steamrollering? may you be steamrollering? may he be steamrollering? may we be steamrollering? may you be steamrollering? may they be steamrollering?
Perfect
may I have steamrollered? may you have steamrollered? may he have steamrollered? may we have steamrollered? may you have steamrollered? may they have steamrollered?
V-ing perfect
may I have been steamrollering? may you have been steamrollering? may he have been steamrollering? may we have been steamrollering? may you have been steamrollering? may they have been steamrollering?
Interro-negative form
Simple form
mayn't I steamroller? mayn't you steamroller? mayn't he steamroller? mayn't we steamroller? mayn't you steamroller? mayn't they steamroller?
V-ing form
mayn't I be steamrollering? mayn't you be steamrollering? mayn't he be steamrollering? mayn't we be steamrollering? mayn't you be steamrollering? mayn't they be steamrollering?
Perfect
mayn't I have steamrollered? mayn't you have steamrollered? mayn't he have steamrollered? mayn't we have steamrollered? mayn't you have steamrollered? mayn't they have steamrollered?
V-ing perfect
mayn't I have been steamrollering? mayn't you have been steamrollering? mayn't he have been steamrollering? mayn't we have been steamrollering? mayn't you have been steamrollering? mayn't they have been steamrollering?