I could lipread you could lipread he could lipread we could lipread you could lipread they could lipread
Forme en V-ing
I could be lipreading you could be lipreading he could be lipreading we could be lipreading you could be lipreading they could be lipreading
Perfect
I could have lipread you could have lipread he could have lipread we could have lipread you could have lipread they could have lipread
Perfect en V-ing
I could have been lipreading you could have been lipreading he could have been lipreading we could have been lipreading you could have been lipreading they could have been lipreading
Négation
Forme simple
I couldn't lipread you couldn't lipread he couldn't lipread we couldn't lipread you couldn't lipread they couldn't lipread
Forme en V-ing
I couldn't be lipreading you couldn't be lipreading he couldn't be lipreading we couldn't be lipreading you couldn't be lipreading they couldn't be lipreading
Perfect
I couldn't have lipread you couldn't have lipread he couldn't have lipread we couldn't have lipread you couldn't have lipread they couldn't have lipread
Perfect en V-ing
I couldn't have been lipreading you couldn't have been lipreading he couldn't have been lipreading we couldn't have been lipreading you couldn't have been lipreading they couldn't have been lipreading
Forme interrogative
Forme simple
could I lipread? could you lipread? could he lipread? could we lipread? could you lipread? could they lipread?
Forme en V-ing
could I be lipreading? could you be lipreading? could he be lipreading? could we be lipreading? could you be lipreading? could they be lipreading?
Perfect
could I have lipread? could you have lipread? could he have lipread? could we have lipread? could you have lipread? could they have lipread?
Perfect en V-ing
could I have been lipreading? could you have been lipreading? could he have been lipreading? could we have been lipreading? could you have been lipreading? could they have been lipreading?
Forme interro-négative
Forme simple
couldn't I lipread? couldn't you lipread? couldn't he lipread? couldn't we lipread? couldn't you lipread? couldn't they lipread?
Forme en V-ing
couldn't I be lipreading? couldn't you be lipreading? couldn't he be lipreading? couldn't we be lipreading? couldn't you be lipreading? couldn't they be lipreading?
Perfect
couldn't I have lipread? couldn't you have lipread? couldn't he have lipread? couldn't we have lipread? couldn't you have lipread? couldn't they have lipread?
Perfect en V-ing
couldn't I have been lipreading? couldn't you have been lipreading? couldn't he have been lipreading? couldn't we have been lipreading? couldn't you have been lipreading? couldn't they have been lipreading?