I could disinter you could disinter she could disinter we could disinter you could disinter they could disinter
V-ing form
I could be disinterring you could be disinterring she could be disinterring we could be disinterring you could be disinterring they could be disinterring
Perfect
I could have disinterred you could have disinterred she could have disinterred we could have disinterred you could have disinterred they could have disinterred
V-ing perfect
I could have been disinterring you could have been disinterring she could have been disinterring we could have been disinterring you could have been disinterring they could have been disinterring
Negation
Simple form
I couldn't disinter you couldn't disinter she couldn't disinter we couldn't disinter you couldn't disinter they couldn't disinter
V-ing form
I couldn't be disinterring you couldn't be disinterring she couldn't be disinterring we couldn't be disinterring you couldn't be disinterring they couldn't be disinterring
Perfect
I couldn't have disinterred you couldn't have disinterred she couldn't have disinterred we couldn't have disinterred you couldn't have disinterred they couldn't have disinterred
V-ing perfect
I couldn't have been disinterring you couldn't have been disinterring she couldn't have been disinterring we couldn't have been disinterring you couldn't have been disinterring they couldn't have been disinterring
Interrogative form
Simple form
could I disinter? could you disinter? could she disinter? could we disinter? could you disinter? could they disinter?
V-ing form
could I be disinterring? could you be disinterring? could she be disinterring? could we be disinterring? could you be disinterring? could they be disinterring?
Perfect
could I have disinterred? could you have disinterred? could she have disinterred? could we have disinterred? could you have disinterred? could they have disinterred?
V-ing perfect
could I have been disinterring? could you have been disinterring? could she have been disinterring? could we have been disinterring? could you have been disinterring? could they have been disinterring?
Interro-negative form
Simple form
couldn't I disinter? couldn't you disinter? couldn't she disinter? couldn't we disinter? couldn't you disinter? couldn't they disinter?
V-ing form
couldn't I be disinterring? couldn't you be disinterring? couldn't she be disinterring? couldn't we be disinterring? couldn't you be disinterring? couldn't they be disinterring?
Perfect
couldn't I have disinterred? couldn't you have disinterred? couldn't she have disinterred? couldn't we have disinterred? couldn't you have disinterred? couldn't they have disinterred?
V-ing perfect
couldn't I have been disinterring? couldn't you have been disinterring? couldn't she have been disinterring? couldn't we have been disinterring? couldn't you have been disinterring? couldn't they have been disinterring?