must survey
Verbe régulier : survey - surveyed- surveyed
Traduction française : contempler - dresser le bilan de 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must survey
you must survey
he must survey
we must survey
you must survey
they must survey 	I must be surveying
you must be surveying
he must be surveying
we must be surveying
you must be surveying
they must be surveying	I must have surveyed
you must have surveyed
he must have surveyed
we must have surveyed
you must have surveyed
they must have surveyed	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	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not survey
you must not survey
he must not survey
we must not survey
you must not survey
they must not survey 	I must not be surveying
you must not be surveying
he must not be surveying
we must not be surveying
you must not be surveying
they must not be surveying	I must not have surveyed
you must not have surveyed
he must not have surveyed
we must not have surveyed
you must not have surveyed
they must not have surveyed	I must not have been surveying
you must not have been surveying
he must not have been surveying
we must not have been surveying
you must not have been surveying
they must not have been surveying	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I survey?
must you survey?
must he survey?
must we survey?
must you survey?
must they survey? 	must I be surveying?
must you be surveying?
must he be surveying?
must we be surveying?
must you be surveying?
must they be surveying? 	must I have surveyed?
must you have surveyed?
must he have surveyed?
must we have surveyed?
must you have surveyed?
must they have surveyed? 	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? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not survey?
must you not survey?
must he not survey?
must we not survey?
must you not survey?
must they not survey? 	must I not be surveying?
must you not be surveying?
must he not be surveying?
must we not be surveying?
must you not be surveying?
must they not be surveying? 	must I not have surveyed?
must you not have surveyed?
must he not have surveyed?
must we not have surveyed?
must you not have surveyed?
must they not have surveyed? 	must I not have been surveying?
must you not have been surveying?
must he not have been surveying?
must we not have been surveying?
must you not have been surveying?
must they not have been surveying?