I must furrow you must furrow he must furrow we must furrow you must furrow they must furrow
Forma con V-ing
I must be furrowing you must be furrowing he must be furrowing we must be furrowing you must be furrowing they must be furrowing
Perfetto
I must have furrowed you must have furrowed he must have furrowed we must have furrowed you must have furrowed they must have furrowed
Perfetto con V-ing
I must have been furrowing you must have been furrowing he must have been furrowing we must have been furrowing you must have been furrowing they must have been furrowing
Negazione
Forma semplice
I mustn't furrow you mustn't furrow he mustn't furrow we mustn't furrow you mustn't furrow they mustn't furrow
Forma con V-ing
I mustn't be furrowing you mustn't be furrowing he mustn't be furrowing we mustn't be furrowing you mustn't be furrowing they mustn't be furrowing
Perfetto
I mustn't have furrowed you mustn't have furrowed he mustn't have furrowed we mustn't have furrowed you mustn't have furrowed they mustn't have furrowed
Perfetto con V-ing
I mustn't have been furrowing you mustn't have been furrowing he mustn't have been furrowing we mustn't have been furrowing you mustn't have been furrowing they mustn't have been furrowing
Forma interrogativa
Forma semplice
must I furrow? must you furrow? must he furrow? must we furrow? must you furrow? must they furrow?
Forma con V-ing
must I be furrowing? must you be furrowing? must he be furrowing? must we be furrowing? must you be furrowing? must they be furrowing?
Perfetto
must I have furrowed? must you have furrowed? must he have furrowed? must we have furrowed? must you have furrowed? must they have furrowed?
Perfetto con V-ing
must I have been furrowing? must you have been furrowing? must he have been furrowing? must we have been furrowing? must you have been furrowing? must they have been furrowing?
Forma interro-negativa
Forma semplice
mustn't I furrow? mustn't you furrow? mustn't he furrow? mustn't we furrow? mustn't you furrow? mustn't they furrow?
Forma con V-ing
mustn't I be furrowing? mustn't you be furrowing? mustn't he be furrowing? mustn't we be furrowing? mustn't you be furrowing? mustn't they be furrowing?
Perfetto
mustn't I have furrowed? mustn't you have furrowed? mustn't he have furrowed? mustn't we have furrowed? mustn't you have furrowed? mustn't they have furrowed?
Perfetto con V-ing
mustn't I have been furrowing? mustn't you have been furrowing? mustn't he have been furrowing? mustn't we have been furrowing? mustn't you have been furrowing? mustn't they have been furrowing?