must survive
Verbe régulier : survive - survived- survived
Traduction française : survivre - survivre à suspect vtsoupçonner - douter de 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must survive
you must survive
she must survive
we must survive
you must survive
they must survive 	I must be surviving
you must be surviving
she must be surviving
we must be surviving
you must be surviving
they must be surviving	I must have survived
you must have survived
she must have survived
we must have survived
you must have survived
they must have survived	I must have been surviving
you must have been surviving
she must have been surviving
we must have been surviving
you must have been surviving
they must have been surviving	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not survive
you must not survive
she must not survive
we must not survive
you must not survive
they must not survive 	I must not be surviving
you must not be surviving
she must not be surviving
we must not be surviving
you must not be surviving
they must not be surviving	I must not have survived
you must not have survived
she must not have survived
we must not have survived
you must not have survived
they must not have survived	I must not have been surviving
you must not have been surviving
she must not have been surviving
we must not have been surviving
you must not have been surviving
they must not have been surviving	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I survive?
must you survive?
must she survive?
must we survive?
must you survive?
must they survive? 	must I be surviving?
must you be surviving?
must she be surviving?
must we be surviving?
must you be surviving?
must they be surviving? 	must I have survived?
must you have survived?
must she have survived?
must we have survived?
must you have survived?
must they have survived? 	must I have been surviving?
must you have been surviving?
must she have been surviving?
must we have been surviving?
must you have been surviving?
must they have been surviving? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not survive?
must you not survive?
must she not survive?
must we not survive?
must you not survive?
must they not survive? 	must I not be surviving?
must you not be surviving?
must she not be surviving?
must we not be surviving?
must you not be surviving?
must they not be surviving? 	must I not have survived?
must you not have survived?
must she not have survived?
must we not have survived?
must you not have survived?
must they not have survived? 	must I not have been surviving?
must you not have been surviving?
must she not have been surviving?
must we not have been surviving?
must you not have been surviving?
must they not have been surviving?