English verb conjugation
MAY BLISTER

Regular verb: blister - blistered - blistered

Affirmation

Simple form	V-ing form
I may blister you may blister he may blister we may blister you may blister they may blister	I may be blistering you may be blistering he 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 he 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 he 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 he 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 he 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 he 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 he 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 he blister? may we blister? may you blister? may they blister?	may I be blistering? may you be blistering? may he 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 he 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 he 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 he 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 he 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 he 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 he have been blistering? mayn't we have been blistering? mayn't you have been blistering? mayn't they have been blistering?