I must suckle you must suckle he must suckle we must suckle you must suckle they must suckle
Forma com V-ing
I must be suckling you must be suckling he must be suckling we must be suckling you must be suckling they must be suckling
Perfeito
I must have suckled you must have suckled he must have suckled we must have suckled you must have suckled they must have suckled
Perfeito com V-ing
I must have been suckling you must have been suckling he must have been suckling we must have been suckling you must have been suckling they must have been suckling
Negação
Forma simple
I mustn't suckle you mustn't suckle he mustn't suckle we mustn't suckle you mustn't suckle they mustn't suckle
Forma com V-ing
I mustn't be suckling you mustn't be suckling he mustn't be suckling we mustn't be suckling you mustn't be suckling they mustn't be suckling
Perfeito
I mustn't have suckled you mustn't have suckled he mustn't have suckled we mustn't have suckled you mustn't have suckled they mustn't have suckled
Perfeito com V-ing
I mustn't have been suckling you mustn't have been suckling he mustn't have been suckling we mustn't have been suckling you mustn't have been suckling they mustn't have been suckling
Forma interrogativa
Forma simple
must I suckle? must you suckle? must he suckle? must we suckle? must you suckle? must they suckle?
Forma com V-ing
must I be suckling? must you be suckling? must he be suckling? must we be suckling? must you be suckling? must they be suckling?
Perfeito
must I have suckled? must you have suckled? must he have suckled? must we have suckled? must you have suckled? must they have suckled?
Perfeito com V-ing
must I have been suckling? must you have been suckling? must he have been suckling? must we have been suckling? must you have been suckling? must they have been suckling?
Forma interro-Negação
Forma simple
mustn't I suckle? mustn't you suckle? mustn't he suckle? mustn't we suckle? mustn't you suckle? mustn't they suckle?
Forma com V-ing
mustn't I be suckling? mustn't you be suckling? mustn't he be suckling? mustn't we be suckling? mustn't you be suckling? mustn't they be suckling?
Perfeito
mustn't I have suckled? mustn't you have suckled? mustn't he have suckled? mustn't we have suckled? mustn't you have suckled? mustn't they have suckled?
Perfeito com V-ing
mustn't I have been suckling? mustn't you have been suckling? mustn't he have been suckling? mustn't we have been suckling? mustn't you have been suckling? mustn't they have been suckling?