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I could have rescinded you could have rescinded he could have rescinded we could have rescinded you could have rescinded they could have rescinded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I couldn't have rescinded you couldn't have rescinded he couldn't have rescinded we couldn't have rescinded you couldn't have rescinded they couldn't have rescinded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could I have rescinded? could you have rescinded? could he have rescinded? could we have rescinded? could you have rescinded? could they have rescinded?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couldn't I have rescinded? couldn't you have rescinded? couldn't he have rescinded? couldn't we have rescinded? couldn't you have rescinded? couldn't they have rescinded?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