Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I must lay lay you must lay lay he must lay lay we must lay lay you must lay lay they must lay lay
Forma com V-ing
I must be lay laying you must be lay laying he must be lay laying we must be lay laying you must be lay laying they must be lay laying
Perfeito
I must have lay layed you must have lay layed he must have lay layed we must have lay layed you must have lay layed they must have lay layed
Perfeito com V-ing
I must have been lay laying you must have been lay laying he must have been lay laying we must have been lay laying you must have been lay laying they must have been lay laying
Negação
Forma simple
I mustn't lay lay you mustn't lay lay he mustn't lay lay we mustn't lay lay you mustn't lay lay they mustn't lay lay
Forma com V-ing
I mustn't be lay laying you mustn't be lay laying he mustn't be lay laying we mustn't be lay laying you mustn't be lay laying they mustn't be lay laying
Perfeito
I mustn't have lay layed you mustn't have lay layed he mustn't have lay layed we mustn't have lay layed you mustn't have lay layed they mustn't have lay layed
Perfeito com V-ing
I mustn't have been lay laying you mustn't have been lay laying he mustn't have been lay laying we mustn't have been lay laying you mustn't have been lay laying they mustn't have been lay laying
Forma interrogativa
Forma simple
must I lay lay? must you lay lay? must he lay lay? must we lay lay? must you lay lay? must they lay lay?
Forma com V-ing
must I be lay laying? must you be lay laying? must he be lay laying? must we be lay laying? must you be lay laying? must they be lay laying?
Perfeito
must I have lay layed? must you have lay layed? must he have lay layed? must we have lay layed? must you have lay layed? must they have lay layed?
Perfeito com V-ing
must I have been lay laying? must you have been lay laying? must he have been lay laying? must we have been lay laying? must you have been lay laying? must they have been lay laying?
Forma interro-Negação
Forma simple
mustn't I lay lay? mustn't you lay lay? mustn't he lay lay? mustn't we lay lay? mustn't you lay lay? mustn't they lay lay?
Forma com V-ing
mustn't I be lay laying? mustn't you be lay laying? mustn't he be lay laying? mustn't we be lay laying? mustn't you be lay laying? mustn't they be lay laying?
Perfeito
mustn't I have lay layed? mustn't you have lay layed? mustn't he have lay layed? mustn't we have lay layed? mustn't you have lay layed? mustn't they have lay layed?
Perfeito com V-ing
mustn't I have been lay laying? mustn't you have been lay laying? mustn't he have been lay laying? mustn't we have been lay laying? mustn't you have been lay laying? mustn't they have been lay laying?