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