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