I may suckle you may suckle she may suckle we may suckle you may suckle they may suckle
V-ing form
I may be suckling you may be suckling she may be suckling we may be suckling you may be suckling they may be suckling
Perfect
I may have suckled you may have suckled she may have suckled we may have suckled you may have suckled they may have suckled
V-ing perfect
I may have been suckling you may have been suckling she may have been suckling we may have been suckling you may have been suckling they may have been suckling
Negation
Simple form
I mayn't suckle you mayn't suckle she mayn't suckle we mayn't suckle you mayn't suckle they mayn't suckle
V-ing form
I mayn't be suckling you mayn't be suckling she mayn't be suckling we mayn't be suckling you mayn't be suckling they mayn't be suckling
Perfect
I mayn't have suckled you mayn't have suckled she mayn't have suckled we mayn't have suckled you mayn't have suckled they mayn't have suckled
V-ing perfect
I mayn't have been suckling you mayn't have been suckling she mayn't have been suckling we mayn't have been suckling you mayn't have been suckling they mayn't have been suckling
Interrogative form
Simple form
may I suckle? may you suckle? may she suckle? may we suckle? may you suckle? may they suckle?
V-ing form
may I be suckling? may you be suckling? may she be suckling? may we be suckling? may you be suckling? may they be suckling?
Perfect
may I have suckled? may you have suckled? may she have suckled? may we have suckled? may you have suckled? may they have suckled?
V-ing perfect
may I have been suckling? may you have been suckling? may she have been suckling? may we have been suckling? may you have been suckling? may they have been suckling?
Interro-negative form
Simple form
mayn't I suckle? mayn't you suckle? mayn't she suckle? mayn't we suckle? mayn't you suckle? mayn't they suckle?
V-ing form
mayn't I be suckling? mayn't you be suckling? mayn't she be suckling? mayn't we be suckling? mayn't you be suckling? mayn't they be suckling?
Perfect
mayn't I have suckled? mayn't you have suckled? mayn't she have suckled? mayn't we have suckled? mayn't you have suckled? mayn't they have suckled?
V-ing perfect
mayn't I have been suckling? mayn't you have been suckling? mayn't she have been suckling? mayn't we have been suckling? mayn't you have been suckling? mayn't they have been suckling?