must surrogate
Verbe régulier : surrogate - surrogated- surrogated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must surrogate
you must surrogate
he must surrogate
we must surrogate
you must surrogate
they must surrogate 	I must be surrogating
you must be surrogating
he must be surrogating
we must be surrogating
you must be surrogating
they must be surrogating	I must have surrogated
you must have surrogated
he must have surrogated
we must have surrogated
you must have surrogated
they must have surrogated	I must have been surrogating
you must have been surrogating
he must have been surrogating
we must have been surrogating
you must have been surrogating
they must have been surrogating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't surrogate
you mustn't surrogate
he mustn't surrogate
we mustn't surrogate
you mustn't surrogate
they mustn't surrogate 	I mustn't be surrogating
you mustn't be surrogating
he mustn't be surrogating
we mustn't be surrogating
you mustn't be surrogating
they mustn't be surrogating	I mustn't have surrogated
you mustn't have surrogated
he mustn't have surrogated
we mustn't have surrogated
you mustn't have surrogated
they mustn't have surrogated	I mustn't have been surrogating
you mustn't have been surrogating
he mustn't have been surrogating
we mustn't have been surrogating
you mustn't have been surrogating
they mustn't have been surrogating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I surrogate?
must you surrogate?
must he surrogate?
must we surrogate?
must you surrogate?
must they surrogate? 	must I be surrogating?
must you be surrogating?
must he be surrogating?
must we be surrogating?
must you be surrogating?
must they be surrogating? 	must I have surrogated?
must you have surrogated?
must he have surrogated?
must we have surrogated?
must you have surrogated?
must they have surrogated? 	must I have been surrogating?
must you have been surrogating?
must he have been surrogating?
must we have been surrogating?
must you have been surrogating?
must they have been surrogating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I surrogate?
mustn't you surrogate?
mustn't he surrogate?
mustn't we surrogate?
mustn't you surrogate?
mustn't they surrogate? 	mustn't I be surrogating?
mustn't you be surrogating?
mustn't he be surrogating?
mustn't we be surrogating?
mustn't you be surrogating?
mustn't they be surrogating? 	mustn't I have surrogated?
mustn't you have surrogated?
mustn't he have surrogated?
mustn't we have surrogated?
mustn't you have surrogated?
mustn't they have surrogated? 	mustn't I have been surrogating?
mustn't you have been surrogating?
mustn't he have been surrogating?
mustn't we have been surrogating?
mustn't you have been surrogating?
mustn't they have been surrogating?