I must bestead you must bestead she must bestead we must bestead you must bestead they must bestead
Forma con V-ing
I must be besteading you must be besteading she must be besteading we must be besteading you must be besteading they must be besteading
Perfecto
I must have besteaded you must have besteaded she must have besteaded we must have besteaded you must have besteaded they must have besteaded
Perfecto con V-ing
I must have been besteading you must have been besteading she must have been besteading we must have been besteading you must have been besteading they must have been besteading
Negación
Forma simple
I mustn't bestead you mustn't bestead she mustn't bestead we mustn't bestead you mustn't bestead they mustn't bestead
Forma con V-ing
I mustn't be besteading you mustn't be besteading she mustn't be besteading we mustn't be besteading you mustn't be besteading they mustn't be besteading
Perfecto
I mustn't have besteaded you mustn't have besteaded she mustn't have besteaded we mustn't have besteaded you mustn't have besteaded they mustn't have besteaded
Perfecto con V-ing
I mustn't have been besteading you mustn't have been besteading she mustn't have been besteading we mustn't have been besteading you mustn't have been besteading they mustn't have been besteading
Forma interrogativa
Forma simple
must I bestead? must you bestead? must she bestead? must we bestead? must you bestead? must they bestead?
Forma con V-ing
must I be besteading? must you be besteading? must she be besteading? must we be besteading? must you be besteading? must they be besteading?
Perfecto
must I have besteaded? must you have besteaded? must she have besteaded? must we have besteaded? must you have besteaded? must they have besteaded?
Perfecto con V-ing
must I have been besteading? must you have been besteading? must she have been besteading? must we have been besteading? must you have been besteading? must they have been besteading?
Forma interro-negativa
Forma simple
mustn't I bestead? mustn't you bestead? mustn't she bestead? mustn't we bestead? mustn't you bestead? mustn't they bestead?
Forma con V-ing
mustn't I be besteading? mustn't you be besteading? mustn't she be besteading? mustn't we be besteading? mustn't you be besteading? mustn't they be besteading?
Perfecto
mustn't I have besteaded? mustn't you have besteaded? mustn't she have besteaded? mustn't we have besteaded? mustn't you have besteaded? mustn't they have besteaded?
Perfecto con V-ing
mustn't I have been besteading? mustn't you have been besteading? mustn't she have been besteading? mustn't we have been besteading? mustn't you have been besteading? mustn't they have been besteading?