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