English verb conjugation
MAY BLISTER

Regular verb: blister - blistered - blistered

Affirmation

Simple form	V-ing form
I may blister you may blister she may blister we may blister you may blister they may blister	I may be blistering you may be blistering she may be blistering we may be blistering you may be blistering they may be blistering
Perfect	V-ing perfect
I may have blistered you may have blistered she may have blistered we may have blistered you may have blistered they may have blistered	I may have been blistering you may have been blistering she may have been blistering we may have been blistering you may have been blistering they may have been blistering

Negation

Simple form	V-ing form
I mayn't blister you mayn't blister she mayn't blister we mayn't blister you mayn't blister they mayn't blister	I mayn't be blistering you mayn't be blistering she mayn't be blistering we mayn't be blistering you mayn't be blistering they mayn't be blistering
Perfect	V-ing perfect
I mayn't have blistered you mayn't have blistered she mayn't have blistered we mayn't have blistered you mayn't have blistered they mayn't have blistered	I mayn't have been blistering you mayn't have been blistering she mayn't have been blistering we mayn't have been blistering you mayn't have been blistering they mayn't have been blistering

Interrogative form

Simple form	V-ing form
may I blister? may you blister? may she blister? may we blister? may you blister? may they blister?	may I be blistering? may you be blistering? may she be blistering? may we be blistering? may you be blistering? may they be blistering?
Perfect	V-ing perfect
may I have blistered? may you have blistered? may she have blistered? may we have blistered? may you have blistered? may they have blistered?	may I have been blistering? may you have been blistering? may she have been blistering? may we have been blistering? may you have been blistering? may they have been blistering?

Interro-negative form

Simple form	V-ing form
mayn't I blister? mayn't you blister? mayn't she blister? mayn't we blister? mayn't you blister? mayn't they blister?	mayn't I be blistering? mayn't you be blistering? mayn't she be blistering? mayn't we be blistering? mayn't you be blistering? mayn't they be blistering?
Perfect	V-ing perfect
mayn't I have blistered? mayn't you have blistered? mayn't she have blistered? mayn't we have blistered? mayn't you have blistered? mayn't they have blistered?	mayn't I have been blistering? mayn't you have been blistering? mayn't she have been blistering? mayn't we have been blistering? mayn't you have been blistering? mayn't they have been blistering?