I could distort you could distort he could distort we could distort you could distort they could distort
V-ing form
I could be distorting you could be distorting he could be distorting we could be distorting you could be distorting they could be distorting
Perfect
I could have distorted you could have distorted he could have distorted we could have distorted you could have distorted they could have distorted
V-ing perfect
I could have been distorting you could have been distorting he could have been distorting we could have been distorting you could have been distorting they could have been distorting
Negation
Simple form
I couldn't distort you couldn't distort he couldn't distort we couldn't distort you couldn't distort they couldn't distort
V-ing form
I couldn't be distorting you couldn't be distorting he couldn't be distorting we couldn't be distorting you couldn't be distorting they couldn't be distorting
Perfect
I couldn't have distorted you couldn't have distorted he couldn't have distorted we couldn't have distorted you couldn't have distorted they couldn't have distorted
V-ing perfect
I couldn't have been distorting you couldn't have been distorting he couldn't have been distorting we couldn't have been distorting you couldn't have been distorting they couldn't have been distorting
Interrogative form
Simple form
could I distort? could you distort? could he distort? could we distort? could you distort? could they distort?
V-ing form
could I be distorting? could you be distorting? could he be distorting? could we be distorting? could you be distorting? could they be distorting?
Perfect
could I have distorted? could you have distorted? could he have distorted? could we have distorted? could you have distorted? could they have distorted?
V-ing perfect
could I have been distorting? could you have been distorting? could he have been distorting? could we have been distorting? could you have been distorting? could they have been distorting?
Interro-negative form
Simple form
couldn't I distort? couldn't you distort? couldn't he distort? couldn't we distort? couldn't you distort? couldn't they distort?
V-ing form
couldn't I be distorting? couldn't you be distorting? couldn't he be distorting? couldn't we be distorting? couldn't you be distorting? couldn't they be distorting?
Perfect
couldn't I have distorted? couldn't you have distorted? couldn't he have distorted? couldn't we have distorted? couldn't you have distorted? couldn't they have distorted?
V-ing perfect
couldn't I have been distorting? couldn't you have been distorting? couldn't he have been distorting? couldn't we have been distorting? couldn't you have been distorting? couldn't they have been distorting?