must muddle
Verbe régulier : muddle - muddled- muddled
Traduction française : confondre - embrouiller (l'esprit ou les idées de) 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must muddle
you must muddle
she must muddle
we must muddle
you must muddle
they must muddle 	I must be muddling
you must be muddling
she must be muddling
we must be muddling
you must be muddling
they must be muddling	I must have muddled
you must have muddled
she must have muddled
we must have muddled
you must have muddled
they must have muddled	I must have been muddling
you must have been muddling
she must have been muddling
we must have been muddling
you must have been muddling
they must have been muddling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't muddle
you mustn't muddle
she mustn't muddle
we mustn't muddle
you mustn't muddle
they mustn't muddle 	I mustn't be muddling
you mustn't be muddling
she mustn't be muddling
we mustn't be muddling
you mustn't be muddling
they mustn't be muddling	I mustn't have muddled
you mustn't have muddled
she mustn't have muddled
we mustn't have muddled
you mustn't have muddled
they mustn't have muddled	I mustn't have been muddling
you mustn't have been muddling
she mustn't have been muddling
we mustn't have been muddling
you mustn't have been muddling
they mustn't have been muddling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I muddle?
must you muddle?
must she muddle?
must we muddle?
must you muddle?
must they muddle? 	must I be muddling?
must you be muddling?
must she be muddling?
must we be muddling?
must you be muddling?
must they be muddling? 	must I have muddled?
must you have muddled?
must she have muddled?
must we have muddled?
must you have muddled?
must they have muddled? 	must I have been muddling?
must you have been muddling?
must she have been muddling?
must we have been muddling?
must you have been muddling?
must they have been muddling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I muddle?
mustn't you muddle?
mustn't she muddle?
mustn't we muddle?
mustn't you muddle?
mustn't they muddle? 	mustn't I be muddling?
mustn't you be muddling?
mustn't she be muddling?
mustn't we be muddling?
mustn't you be muddling?
mustn't they be muddling? 	mustn't I have muddled?
mustn't you have muddled?
mustn't she have muddled?
mustn't we have muddled?
mustn't you have muddled?
mustn't they have muddled? 	mustn't I have been muddling?
mustn't you have been muddling?
mustn't she have been muddling?
mustn't we have been muddling?
mustn't you have been muddling?
mustn't they have been muddling?