Regular verb: wave - waved - waved
Simple form | V-ing form |
I could wave you could wave he could wave we could wave you could wave they could wave | I could be waving you could be waving he could be waving we could be waving you could be waving they could be waving |
Perfect | V-ing perfect |
I could have waved you could have waved he could have waved we could have waved you could have waved they could have waved | I could have been waving you could have been waving he could have been waving we could have been waving you could have been waving they could have been waving |
Simple form | V-ing form |
I couldn't wave you couldn't wave he couldn't wave we couldn't wave you couldn't wave they couldn't wave | I couldn't be waving you couldn't be waving he couldn't be waving we couldn't be waving you couldn't be waving they couldn't be waving |
Perfect | V-ing perfect |
I couldn't have waved you couldn't have waved he couldn't have waved we couldn't have waved you couldn't have waved they couldn't have waved | I couldn't have been waving you couldn't have been waving he couldn't have been waving we couldn't have been waving you couldn't have been waving they couldn't have been waving |
Simple form | V-ing form |
could I wave? could you wave? could he wave? could we wave? could you wave? could they wave? | could I be waving? could you be waving? could he be waving? could we be waving? could you be waving? could they be waving? |
Perfect | V-ing perfect |
could I have waved? could you have waved? could he have waved? could we have waved? could you have waved? could they have waved? | could I have been waving? could you have been waving? could he have been waving? could we have been waving? could you have been waving? could they have been waving? |
Simple form | V-ing form |
couldn't I wave? couldn't you wave? couldn't he wave? couldn't we wave? couldn't you wave? couldn't they wave? | couldn't I be waving? couldn't you be waving? couldn't he be waving? couldn't we be waving? couldn't you be waving? couldn't they be waving? |
Perfect | V-ing perfect |
couldn't I have waved? couldn't you have waved? couldn't he have waved? couldn't we have waved? couldn't you have waved? couldn't they have waved? | couldn't I have been waving? couldn't you have been waving? couldn't he have been waving? couldn't we have been waving? couldn't you have been waving? couldn't they have been waving? |