I must knock you must knock he must knock we must knock you must knock they must knock
Form mit V-ing
I must be knocking you must be knocking he must be knocking we must be knocking you must be knocking they must be knocking
Perfekt
I must have knocked you must have knocked he must have knocked we must have knocked you must have knocked they must have knocked
Perfekt mit V-ing
I must have been knocking you must have been knocking he must have been knocking we must have been knocking you must have been knocking they must have been knocking
Negation
Einfache Form
I mustn't knock you mustn't knock he mustn't knock we mustn't knock you mustn't knock they mustn't knock
Form mit V-ing
I mustn't be knocking you mustn't be knocking he mustn't be knocking we mustn't be knocking you mustn't be knocking they mustn't be knocking
Perfekt
I mustn't have knocked you mustn't have knocked he mustn't have knocked we mustn't have knocked you mustn't have knocked they mustn't have knocked
Perfekt mit V-ing
I mustn't have been knocking you mustn't have been knocking he mustn't have been knocking we mustn't have been knocking you mustn't have been knocking they mustn't have been knocking
Fragende Form
Einfache Form
must I knock? must you knock? must he knock? must we knock? must you knock? must they knock?
Form mit V-ing
must I be knocking? must you be knocking? must he be knocking? must we be knocking? must you be knocking? must they be knocking?
Perfekt
must I have knocked? must you have knocked? must he have knocked? must we have knocked? must you have knocked? must they have knocked?
Perfekt mit V-ing
must I have been knocking? must you have been knocking? must he have been knocking? must we have been knocking? must you have been knocking? must they have been knocking?
Fragende Negation Form
Einfache Form
mustn't I knock? mustn't you knock? mustn't he knock? mustn't we knock? mustn't you knock? mustn't they knock?
Form mit V-ing
mustn't I be knocking? mustn't you be knocking? mustn't he be knocking? mustn't we be knocking? mustn't you be knocking? mustn't they be knocking?
Perfekt
mustn't I have knocked? mustn't you have knocked? mustn't he have knocked? mustn't we have knocked? mustn't you have knocked? mustn't they have knocked?
Perfekt mit V-ing
mustn't I have been knocking? mustn't you have been knocking? mustn't he have been knocking? mustn't we have been knocking? mustn't you have been knocking? mustn't they have been knocking?