must express
Verbe régulier : express - expressed- expressed
Traduction française : exprimer - extraire 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must express
you must express
he must express
we must express
you must express
they must express 	I must be expressing
you must be expressing
he must be expressing
we must be expressing
you must be expressing
they must be expressing	I must have expressed
you must have expressed
he must have expressed
we must have expressed
you must have expressed
they must have expressed	I must have been expressing
you must have been expressing
he must have been expressing
we must have been expressing
you must have been expressing
they must have been expressing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not express
you must not express
he must not express
we must not express
you must not express
they must not express 	I must not be expressing
you must not be expressing
he must not be expressing
we must not be expressing
you must not be expressing
they must not be expressing	I must not have expressed
you must not have expressed
he must not have expressed
we must not have expressed
you must not have expressed
they must not have expressed	I must not have been expressing
you must not have been expressing
he must not have been expressing
we must not have been expressing
you must not have been expressing
they must not have been expressing	

Forme interrogative 	
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must I express?
must you express?
must he express?
must we express?
must you express?
must they express? 	must I be expressing?
must you be expressing?
must he be expressing?
must we be expressing?
must you be expressing?
must they be expressing? 	must I have expressed?
must you have expressed?
must he have expressed?
must we have expressed?
must you have expressed?
must they have expressed? 	must I have been expressing?
must you have been expressing?
must he have been expressing?
must we have been expressing?
must you have been expressing?
must they have been expressing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not express?
must you not express?
must he not express?
must we not express?
must you not express?
must they not express? 	must I not be expressing?
must you not be expressing?
must he not be expressing?
must we not be expressing?
must you not be expressing?
must they not be expressing? 	must I not have expressed?
must you not have expressed?
must he not have expressed?
must we not have expressed?
must you not have expressed?
must they not have expressed? 	must I not have been expressing?
must you not have been expressing?
must he not have been expressing?
must we not have been expressing?
must you not have been expressing?
must they not have been expressing?