I must survey you must survey he must survey we must survey you must survey they must survey
Form mit V-ing
I must be surveying you must be surveying he must be surveying we must be surveying you must be surveying they must be surveying
Perfekt
I must have surveyed you must have surveyed he must have surveyed we must have surveyed you must have surveyed they must have surveyed
Perfekt mit V-ing
I must have been surveying you must have been surveying he must have been surveying we must have been surveying you must have been surveying they must have been surveying
Negation
Einfache Form
I mustn't survey you mustn't survey he mustn't survey we mustn't survey you mustn't survey they mustn't survey
Form mit V-ing
I mustn't be surveying you mustn't be surveying he mustn't be surveying we mustn't be surveying you mustn't be surveying they mustn't be surveying
Perfekt
I mustn't have surveyed you mustn't have surveyed he mustn't have surveyed we mustn't have surveyed you mustn't have surveyed they mustn't have surveyed
Perfekt mit V-ing
I mustn't have been surveying you mustn't have been surveying he mustn't have been surveying we mustn't have been surveying you mustn't have been surveying they mustn't have been surveying
Fragende Form
Einfache Form
must I survey? must you survey? must he survey? must we survey? must you survey? must they survey?
Form mit V-ing
must I be surveying? must you be surveying? must he be surveying? must we be surveying? must you be surveying? must they be surveying?
Perfekt
must I have surveyed? must you have surveyed? must he have surveyed? must we have surveyed? must you have surveyed? must they have surveyed?
Perfekt mit V-ing
must I have been surveying? must you have been surveying? must he have been surveying? must we have been surveying? must you have been surveying? must they have been surveying?
Fragende Negation Form
Einfache Form
mustn't I survey? mustn't you survey? mustn't he survey? mustn't we survey? mustn't you survey? mustn't they survey?
Form mit V-ing
mustn't I be surveying? mustn't you be surveying? mustn't he be surveying? mustn't we be surveying? mustn't you be surveying? mustn't they be surveying?
Perfekt
mustn't I have surveyed? mustn't you have surveyed? mustn't he have surveyed? mustn't we have surveyed? mustn't you have surveyed? mustn't they have surveyed?
Perfekt mit V-ing
mustn't I have been surveying? mustn't you have been surveying? mustn't he have been surveying? mustn't we have been surveying? mustn't you have been surveying? mustn't they have been surveying?