I must lipread you must lipread she must lipread we must lipread you must lipread they must lipread
Forme en V-ing
I must be lipreading you must be lipreading she must be lipreading we must be lipreading you must be lipreading they must be lipreading
Perfect
I must have lipread you must have lipread she must have lipread we must have lipread you must have lipread they must have lipread
Perfect en V-ing
I must have been lipreading you must have been lipreading she must have been lipreading we must have been lipreading you must have been lipreading they must have been lipreading
Négation
Forme simple
I mustn't lipread you mustn't lipread she mustn't lipread we mustn't lipread you mustn't lipread they mustn't lipread
Forme en V-ing
I mustn't be lipreading you mustn't be lipreading she mustn't be lipreading we mustn't be lipreading you mustn't be lipreading they mustn't be lipreading
Perfect
I mustn't have lipread you mustn't have lipread she mustn't have lipread we mustn't have lipread you mustn't have lipread they mustn't have lipread
Perfect en V-ing
I mustn't have been lipreading you mustn't have been lipreading she mustn't have been lipreading we mustn't have been lipreading you mustn't have been lipreading they mustn't have been lipreading
Forme interrogative
Forme simple
must I lipread? must you lipread? must she lipread? must we lipread? must you lipread? must they lipread?
Forme en V-ing
must I be lipreading? must you be lipreading? must she be lipreading? must we be lipreading? must you be lipreading? must they be lipreading?
Perfect
must I have lipread? must you have lipread? must she have lipread? must we have lipread? must you have lipread? must they have lipread?
Perfect en V-ing
must I have been lipreading? must you have been lipreading? must she have been lipreading? must we have been lipreading? must you have been lipreading? must they have been lipreading?
Forme interro-négative
Forme simple
mustn't I lipread? mustn't you lipread? mustn't she lipread? mustn't we lipread? mustn't you lipread? mustn't they lipread?
Forme en V-ing
mustn't I be lipreading? mustn't you be lipreading? mustn't she be lipreading? mustn't we be lipreading? mustn't you be lipreading? mustn't they be lipreading?
Perfect
mustn't I have lipread? mustn't you have lipread? mustn't she have lipread? mustn't we have lipread? mustn't you have lipread? mustn't they have lipread?
Perfect en V-ing
mustn't I have been lipreading? mustn't you have been lipreading? mustn't she have been lipreading? mustn't we have been lipreading? mustn't you have been lipreading? mustn't they have been lipreading?