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