Regular verb: coo - cooed - cooed
Simple form | V-ing form |
I could coo you could coo she could coo we could coo you could coo they could coo | I could be cooing you could be cooing she could be cooing we could be cooing you could be cooing they could be cooing |
Perfect | V-ing perfect |
I could have cooed you could have cooed she could have cooed we could have cooed you could have cooed they could have cooed | I could have been cooing you could have been cooing she could have been cooing we could have been cooing you could have been cooing they could have been cooing |
Simple form | V-ing form |
I couldn't coo you couldn't coo she couldn't coo we couldn't coo you couldn't coo they couldn't coo | I couldn't be cooing you couldn't be cooing she couldn't be cooing we couldn't be cooing you couldn't be cooing they couldn't be cooing |
Perfect | V-ing perfect |
I couldn't have cooed you couldn't have cooed she couldn't have cooed we couldn't have cooed you couldn't have cooed they couldn't have cooed | I couldn't have been cooing you couldn't have been cooing she couldn't have been cooing we couldn't have been cooing you couldn't have been cooing they couldn't have been cooing |
Simple form | V-ing form |
could I coo? could you coo? could she coo? could we coo? could you coo? could they coo? | could I be cooing? could you be cooing? could she be cooing? could we be cooing? could you be cooing? could they be cooing? |
Perfect | V-ing perfect |
could I have cooed? could you have cooed? could she have cooed? could we have cooed? could you have cooed? could they have cooed? | could I have been cooing? could you have been cooing? could she have been cooing? could we have been cooing? could you have been cooing? could they have been cooing? |
Simple form | V-ing form |
couldn't I coo? couldn't you coo? couldn't she coo? couldn't we coo? couldn't you coo? couldn't they coo? | couldn't I be cooing? couldn't you be cooing? couldn't she be cooing? couldn't we be cooing? couldn't you be cooing? couldn't they be cooing? |
Perfect | V-ing perfect |
couldn't I have cooed? couldn't you have cooed? couldn't she have cooed? couldn't we have cooed? couldn't you have cooed? couldn't they have cooed? | couldn't I have been cooing? couldn't you have been cooing? couldn't she have been cooing? couldn't we have been cooing? couldn't you have been cooing? couldn't they have been cooing? |