must tar
Verbe régulier : tar - tarred- tarred
Traduction française : goudronner - bitumer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must tar
you must tar
he must tar
we must tar
you must tar
they must tar 	I must be tarring
you must be tarring
he must be tarring
we must be tarring
you must be tarring
they must be tarring	I must have tarred
you must have tarred
he must have tarred
we must have tarred
you must have tarred
they must have tarred	I must have been tarring
you must have been tarring
he must have been tarring
we must have been tarring
you must have been tarring
they must have been tarring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't tar
you mustn't tar
he mustn't tar
we mustn't tar
you mustn't tar
they mustn't tar 	I mustn't be tarring
you mustn't be tarring
he mustn't be tarring
we mustn't be tarring
you mustn't be tarring
they mustn't be tarring	I mustn't have tarred
you mustn't have tarred
he mustn't have tarred
we mustn't have tarred
you mustn't have tarred
they mustn't have tarred	I mustn't have been tarring
you mustn't have been tarring
he mustn't have been tarring
we mustn't have been tarring
you mustn't have been tarring
they mustn't have been tarring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I tar?
must you tar?
must he tar?
must we tar?
must you tar?
must they tar? 	must I be tarring?
must you be tarring?
must he be tarring?
must we be tarring?
must you be tarring?
must they be tarring? 	must I have tarred?
must you have tarred?
must he have tarred?
must we have tarred?
must you have tarred?
must they have tarred? 	must I have been tarring?
must you have been tarring?
must he have been tarring?
must we have been tarring?
must you have been tarring?
must they have been tarring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I tar?
mustn't you tar?
mustn't he tar?
mustn't we tar?
mustn't you tar?
mustn't they tar? 	mustn't I be tarring?
mustn't you be tarring?
mustn't he be tarring?
mustn't we be tarring?
mustn't you be tarring?
mustn't they be tarring? 	mustn't I have tarred?
mustn't you have tarred?
mustn't he have tarred?
mustn't we have tarred?
mustn't you have tarred?
mustn't they have tarred? 	mustn't I have been tarring?
mustn't you have been tarring?
mustn't he have been tarring?
mustn't we have been tarring?
mustn't you have been tarring?
mustn't they have been tarring?