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

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

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

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I express?
could you express?
could she express?
could we express?
could you express?
could they express? 	could I be expressing?
could you be expressing?
could she be expressing?
could we be expressing?
could you be expressing?
could they be expressing? 	could I have expressed?
could you have expressed?
could she have expressed?
could we have expressed?
could you have expressed?
could they have expressed? 	could I have been expressing?
could you have been expressing?
could she have been expressing?
could we have been expressing?
could you have been expressing?
could they have been expressing? 	

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