I must balk you must balk she must balk we must balk you must balk they must balk
Forma com V-ing
I must be balking you must be balking she must be balking we must be balking you must be balking they must be balking
Perfeito
I must have balked you must have balked she must have balked we must have balked you must have balked they must have balked
Perfeito com V-ing
I must have been balking you must have been balking she must have been balking we must have been balking you must have been balking they must have been balking
Negação
Forma simple
I mustn't balk you mustn't balk she mustn't balk we mustn't balk you mustn't balk they mustn't balk
Forma com V-ing
I mustn't be balking you mustn't be balking she mustn't be balking we mustn't be balking you mustn't be balking they mustn't be balking
Perfeito
I mustn't have balked you mustn't have balked she mustn't have balked we mustn't have balked you mustn't have balked they mustn't have balked
Perfeito com V-ing
I mustn't have been balking you mustn't have been balking she mustn't have been balking we mustn't have been balking you mustn't have been balking they mustn't have been balking
Forma interrogativa
Forma simple
must I balk? must you balk? must she balk? must we balk? must you balk? must they balk?
Forma com V-ing
must I be balking? must you be balking? must she be balking? must we be balking? must you be balking? must they be balking?
Perfeito
must I have balked? must you have balked? must she have balked? must we have balked? must you have balked? must they have balked?
Perfeito com V-ing
must I have been balking? must you have been balking? must she have been balking? must we have been balking? must you have been balking? must they have been balking?
Forma interro-Negação
Forma simple
mustn't I balk? mustn't you balk? mustn't she balk? mustn't we balk? mustn't you balk? mustn't they balk?
Forma com V-ing
mustn't I be balking? mustn't you be balking? mustn't she be balking? mustn't we be balking? mustn't you be balking? mustn't they be balking?
Perfeito
mustn't I have balked? mustn't you have balked? mustn't she have balked? mustn't we have balked? mustn't you have balked? mustn't they have balked?
Perfeito com V-ing
mustn't I have been balking? mustn't you have been balking? mustn't she have been balking? mustn't we have been balking? mustn't you have been balking? mustn't they have been balking?