must swop
Verbe régulier : swop - swopped- swopped

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must swop
you must swop
she must swop
we must swop
you must swop
they must swop 	I must be swopping
you must be swopping
she must be swopping
we must be swopping
you must be swopping
they must be swopping	I must have swopped
you must have swopped
she must have swopped
we must have swopped
you must have swopped
they must have swopped	I must have been swopping
you must have been swopping
she must have been swopping
we must have been swopping
you must have been swopping
they must have been swopping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't swop
you mustn't swop
she mustn't swop
we mustn't swop
you mustn't swop
they mustn't swop 	I mustn't be swopping
you mustn't be swopping
she mustn't be swopping
we mustn't be swopping
you mustn't be swopping
they mustn't be swopping	I mustn't have swopped
you mustn't have swopped
she mustn't have swopped
we mustn't have swopped
you mustn't have swopped
they mustn't have swopped	I mustn't have been swopping
you mustn't have been swopping
she mustn't have been swopping
we mustn't have been swopping
you mustn't have been swopping
they mustn't have been swopping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I swop?
must you swop?
must she swop?
must we swop?
must you swop?
must they swop? 	must I be swopping?
must you be swopping?
must she be swopping?
must we be swopping?
must you be swopping?
must they be swopping? 	must I have swopped?
must you have swopped?
must she have swopped?
must we have swopped?
must you have swopped?
must they have swopped? 	must I have been swopping?
must you have been swopping?
must she have been swopping?
must we have been swopping?
must you have been swopping?
must they have been swopping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I swop?
mustn't you swop?
mustn't she swop?
mustn't we swop?
mustn't you swop?
mustn't they swop? 	mustn't I be swopping?
mustn't you be swopping?
mustn't she be swopping?
mustn't we be swopping?
mustn't you be swopping?
mustn't they be swopping? 	mustn't I have swopped?
mustn't you have swopped?
mustn't she have swopped?
mustn't we have swopped?
mustn't you have swopped?
mustn't they have swopped? 	mustn't I have been swopping?
mustn't you have been swopping?
mustn't she have been swopping?
mustn't we have been swopping?
mustn't you have been swopping?
mustn't they have been swopping?