must terrace
Verbe régulier : terrace - terraced- terraced

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must terrace
you must terrace
he must terrace
we must terrace
you must terrace
they must terrace 	I must be terracing
you must be terracing
he must be terracing
we must be terracing
you must be terracing
they must be terracing	I must have terraced
you must have terraced
he must have terraced
we must have terraced
you must have terraced
they must have terraced	I must have been terracing
you must have been terracing
he must have been terracing
we must have been terracing
you must have been terracing
they must have been terracing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not terrace
you must not terrace
he must not terrace
we must not terrace
you must not terrace
they must not terrace 	I must not be terracing
you must not be terracing
he must not be terracing
we must not be terracing
you must not be terracing
they must not be terracing	I must not have terraced
you must not have terraced
he must not have terraced
we must not have terraced
you must not have terraced
they must not have terraced	I must not have been terracing
you must not have been terracing
he must not have been terracing
we must not have been terracing
you must not have been terracing
they must not have been terracing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I terrace?
must you terrace?
must he terrace?
must we terrace?
must you terrace?
must they terrace? 	must I be terracing?
must you be terracing?
must he be terracing?
must we be terracing?
must you be terracing?
must they be terracing? 	must I have terraced?
must you have terraced?
must he have terraced?
must we have terraced?
must you have terraced?
must they have terraced? 	must I have been terracing?
must you have been terracing?
must he have been terracing?
must we have been terracing?
must you have been terracing?
must they have been terracing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not terrace?
must you not terrace?
must he not terrace?
must we not terrace?
must you not terrace?
must they not terrace? 	must I not be terracing?
must you not be terracing?
must he not be terracing?
must we not be terracing?
must you not be terracing?
must they not be terracing? 	must I not have terraced?
must you not have terraced?
must he not have terraced?
must we not have terraced?
must you not have terraced?
must they not have terraced? 	must I not have been terracing?
must you not have been terracing?
must he not have been terracing?
must we not have been terracing?
must you not have been terracing?
must they not have been terracing?